1. ENGINE CONTROL SYSTEM
B ENGINE
SECTION
EC
ENGINE CONTROL SYSTEM
A
EC
C
D
CONTENTS
APPLICATION NOTICE ........................................... 18
.
How to Check Vehicle Type .................................. 18
.
QG (WITH EURO-OBD)
INDEX FOR DTC ..................................................... 19
.
Alphabetical Index ................................................. 19
.
DTC No. Index ...................................................... 21
.
PRECAUTIONS ....................................................... 24
.
Precautions for Supplemental Restraint System
(SRS) “AIR BAG” and “SEAT BELT PRE-TENSIONER” ............................................................... 24
.
On Board Diagnostic (OBD) System of Engine and
A/T ......................................................................... 24
.
Precaution ............................................................. 24
.
Wiring Diagrams and Trouble Diagnosis ............... 27
.
PREPARATION ........................................................ 28
.
Special Service Tools ............................................ 28
.
Commercial Service Tools ..................................... 28
.
ENGINE CONTROL SYSTEM ................................. 30
.
System Diagram .................................................... 30
.
Vacuum Hose Drawing .......................................... 31
.
System Chart ........................................................ 32
.
Multiport Fuel Injection (MFI) System ................... 32
.
Electronic Ignition (EI) System .............................. 35
.
Air Conditioning Cut Control .................................. 35
.
Fuel Cut Control (at No Load and High Engine
Speed) ................................................................... 36
.
CAN Communication ............................................. 36
.
BASIC SERVICE PROCEDURE ............................. 44
.
Idle Speed and Ignition Timing Check ................... 44
.
Accelerator Pedal Released Position Learning ..... 45
.
Throttle Valve Closed Position Learning ............... 45
.
Idle Air Volume Learning ....................................... 45
.
Fuel Pressure Check ............................................. 48
.
ON BOARD DIAGNOSTIC (OBD) SYSTEM ........... 50
.
Introduction ........................................................... 50
.
Two Trip Detection Logic ....................................... 50
.
Emission-related Diagnostic Information ............... 51
.
NATS (Nissan Anti-theft System) .......................... 63
.
Malfunction Indicator (MI) ...................................... 63
.
OBD System Operation Chart ............................... 66
.
TROUBLE DIAGNOSIS ........................................... 72
.
Trouble Diagnosis Introduction .............................. 72
.
DTC Inspection Priority Chart ................................ 76
.
Fail-safe Chart ....................................................... 77
.
Basic Inspection .................................................... 79
.
Symptom Matrix Chart ........................................... 84
.
Engine Control Component Parts Location ........... 88
.
Circuit Diagram ...................................................... 92
.
ECM Harness Connector Terminal Layout ............ 94
.
ECM Terminals and Reference Value .................... 94
.
CONSULT-II Function .......................................... 101
.
Generic Scan Tool (GST) Function .......................111
.
CONSULT-IIReferenceValueinDataMonitorMode
. 113
Major Sensor Reference Graph in Data Monitor
Mode .................................................................... 116
.
TROUBLE DIAGNOSIS - SPECIFICATION VALUE 118
.
Description ........................................................... 118
.
Testing Condition ................................................. 118
.
Inspection Procedure ........................................... 118
.
Diagnostic Procedure .......................................... 119
.
TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT ...................................................................... 122
.
Description ........................................................... 122
.
Diagnostic Procedure .......................................... 122
.
POWER SUPPLY CIRCUIT FOR ECM .................. 123
.
Wiring Diagram .................................................... 123
.
Diagnostic Procedure .......................................... 124
.
Component Inspection ......................................... 128
.
DTC U1000, U1001 CAN COMMUNICATION LINE. 129
Description ........................................................... 129
.
On Board Diagnosis Logic ................................... 129
.
DTC Confirmation Procedure .............................. 129
.
Wiring Diagram .................................................... 130
.
Diagnostic Procedure .......................................... 131
.
DTC P0011 IVT CONTROL .................................... 132
.
Description ........................................................... 132
.
CONSULT-IIReferenceValueinDataMonitorMode
EC-1
E
F
G
H
I
J
K
L
M

2. . 132
On Board Diagnosis Logic ................................... 133
.
DTC Confirmation Procedure .............................. 133
.
Diagnostic Procedure .......................................... 134
.
DTC P0031, P0032 HO2S1 HEATER .................... 135
.
Description ........................................................... 135
.
CONSULT-IIReferenceValueinDataMonitorMode
. 135
On Board Diagnosis Logic ................................... 135
.
DTC Confirmation Procedure .............................. 135
.
Wiring Diagram .................................................... 137
.
Diagnostic Procedure .......................................... 138
.
Component Inspection ......................................... 140
.
Removal and Installation ..................................... 140
.
DTC P0037, P0038 HO2S2 HEATER .................... 141
.
Description ........................................................... 141
.
CONSULT-IIReferenceValueinDataMonitorMode
. 141
On Board Diagnosis Logic ................................... 141
.
DTC Confirmation Procedure .............................. 141
.
Wiring Diagram .................................................... 143
.
Diagnostic Procedure .......................................... 144
.
Component Inspection ......................................... 146
.
Removal and Installation ..................................... 146
.
DTC P0102, P0103 MAF SENSOR ........................ 147
.
Component Description ....................................... 147
.
CONSULT-IIReferenceValueinDataMonitorMode
. 147
On Board Diagnosis Logic ................................... 147
.
DTC Confirmation Procedure .............................. 148
.
Wiring Diagram .................................................... 149
.
Diagnostic Procedure .......................................... 150
.
Component Inspection ......................................... 152
.
Removal and Installation ..................................... 152
.
DTC P0112, P0113 IAT SENSOR .......................... 153
.
Component Description ....................................... 153
.
On Board Diagnosis Logic ................................... 153
.
DTC Confirmation Procedure .............................. 153
.
Wiring Diagram .................................................... 154
.
Diagnostic Procedure .......................................... 155
.
Component Inspection ......................................... 156
.
Removal and Installation ..................................... 156
.
DTC P0117, P0118 ECT SENSOR ......................... 157
.
Component Description ....................................... 157
.
On Board Diagnosis Logic ................................... 157
.
DTC Confirmation Procedure .............................. 158
.
Wiring Diagram .................................................... 159
.
Diagnostic Procedure .......................................... 160
.
Component Inspection ......................................... 161
.
Removal and Installation ..................................... 161
.
DTC P0132 HO2S1 ................................................ 162
.
Component Description ....................................... 162
.
CONSULT-IIReferenceValueinDataMonitorMode
. 162
On Board Diagnosis Logic ................................... 162
.
DTC Confirmation Procedure .............................. 163
.
Wiring Diagram .................................................... 164
.
Diagnostic Procedure .......................................... 165
.
Component Inspection .........................................166
.
Removal and Installation ...................................... 167
.
DTC P0133 HO2S1 ................................................ 168
.
Component Description ....................................... 168
.
CONSULT-IIReferenceValueinDataMonitorMode
.168
On Board Diagnosis Logic ................................... 168
.
DTC Confirmation Procedure ............................... 169
.
Overall Function Check ........................................ 170
.
Wiring Diagram .................................................... 171
.
Diagnostic Procedure ........................................... 172
.
Component Inspection .........................................175
.
Removal and Installation ...................................... 177
.
DTC P0134 HO2S1 ................................................ 178
.
Component Description ....................................... 178
.
CONSULT-IIReferenceValueinDataMonitorMode
.178
On Board Diagnosis Logic ................................... 178
.
DTC Confirmation Procedure ............................... 179
.
Overall Function Check ........................................ 179
.
Wiring Diagram .................................................... 181
.
Diagnostic Procedure ........................................... 182
.
Component Inspection .........................................183
.
Removal and Installation ...................................... 184
.
DTC P0138 HO2S2 ................................................ 185
.
Component Description ....................................... 185
.
CONSULT-IIReferenceValueinDataMonitorMode
.185
On Board Diagnosis Logic ................................... 185
.
DTC Confirmation Procedure ............................... 186
.
Wiring Diagram .................................................... 187
.
Diagnostic Procedure ........................................... 188
.
Component Inspection .........................................189
.
Removal and Installation ...................................... 190
.
DTC P0139 HO2S2 ................................................ 191
.
Component Description ....................................... 191
.
CONSULT-IIReferenceValueinDataMonitorMode
.191
On Board Diagnosis Logic ................................... 191
.
DTC Confirmation Procedure ............................... 192
.
Overall Function Check ........................................ 193
.
Wiring Diagram .................................................... 194
.
Diagnostic Procedure ........................................... 195
.
Component Inspection .........................................197
.
Removal and Installation ...................................... 198
.
DTCP0171FUELINJECTIONSYSTEMFUNCTION
.199
On Board Diagnosis Logic ................................... 199
.
DTC Confirmation Procedure ............................... 199
.
Wiring Diagram .................................................... 201
.
Diagnostic Procedure ........................................... 202
.
DTCP0172FUELINJECTIONSYSTEMFUNCTION
.206
On Board Diagnosis Logic ................................... 206
.
DTC Confirmation Procedure ............................... 206
.
Wiring Diagram .................................................... 208
.
Diagnostic Procedure ........................................... 209
.
DTC P0221 TP SENSOR ....................................... 212
.
Component Description ....................................... 212
.
CONSULT-IIReferenceValueinDataMonitorMode
EC-2

3. On Board Diagnosis Logic .................................. 212
.
DTC Confirmation Procedure .............................. 212
.
Wiring Diagram ................................................... 214
.
Diagnostic Procedure .......................................... 215
.
Component Inspection ........................................ 218
.
Removal and Installation ..................................... 218
.
DTC P0222, P0223 TP SENSOR .......................... 219
.
Component Description ....................................... 219
.
CONSULT-IIReferenceValueinDataMonitorMode
. 219
On Board Diagnosis Logic .................................. 219
.
DTC Confirmation Procedure .............................. 219
.
Wiring Diagram ................................................... 221
.
Diagnostic Procedure .......................................... 222
.
Component Inspection ........................................ 225
.
Removal and Installation ..................................... 225
.
DTC P0226 APP SENSOR .................................... 226
.
Component Description ....................................... 226
.
CONSULT-IIReferenceValueinDataMonitorMode
. 226
On Board Diagnosis Logic .................................. 226
.
DTC Confirmation Procedure .............................. 226
.
Wiring Diagram ................................................... 228
.
Diagnostic Procedure .......................................... 229
.
Component Inspection ........................................ 233
.
Removal and Installation ..................................... 233
.
DTC P0227, P0228 APP SENSOR ....................... 234
.
Component Description ....................................... 234
.
CONSULT-IIReferenceValueinDataMonitorMode
. 234
On Board Diagnosis Logic .................................. 234
.
DTC Confirmation Procedure .............................. 234
.
Wiring Diagram ................................................... 236
.
Diagnostic Procedure .......................................... 237
.
Component Inspection ........................................ 239
.
Removal and Installation ..................................... 240
.
DTC P0300 - P0304 MULTIPLE CYLINDER MISFIRE, NO. 1 - 4 CYLINDER MISFIRE .................... 241
.
On Board Diagnosis Logic .................................. 241
.
DTC Confirmation Procedure .............................. 241
.
Diagnostic Procedure .......................................... 242
.
DTC P0327, P0328 KS .......................................... 246
.
Component Description ....................................... 246
.
On Board Diagnosis Logic .................................. 246
.
DTC Confirmation Procedure .............................. 246
.
Wiring Diagram ................................................... 247
.
Diagnostic Procedure .......................................... 248
.
Component Inspection ........................................ 249
.
Removal and Installation ..................................... 249
.
DTC P0335 CKP SENSOR (POS) ......................... 250
.
Component Description ....................................... 250
.
CONSULT-IIReferenceValueinDataMonitorMode
. 250
On Board Diagnosis Logic .................................. 250
.
DTC Confirmation Procedure .............................. 250
.
Wiring Diagram ................................................... 251
.
Diagnostic Procedure .......................................... 252
.
Component Inspection ........................................ 254
.
Removal and Installation ..................................... 255
.
DTC P0340 CMP SENSOR (PHASE) .................... 256
.
Component Description ....................................... 256
.
On Board Diagnosis Logic ................................... 256
.
DTC Confirmation Procedure .............................. 256
.
Wiring Diagram .................................................... 257
.
Diagnostic Procedure .......................................... 258
.
Component Inspection ......................................... 260
.
Removal and Installation ..................................... 261
.
DTC P0420 THREE WAY CATALYST FUNCTION. 262
On Board Diagnosis Logic ................................... 262
.
DTC Confirmation Procedure .............................. 262
.
Overall Function Check ....................................... 263
.
Diagnostic Procedure .......................................... 264
.
DTC P0444 EVAP CANISTER PURGE VOLUME
CONTROL SOLENOID VALVE .............................. 267
.
Description ........................................................... 267
.
CONSULT-IIReferenceValueinDataMonitorMode
. 267
On Board Diagnosis Logic ................................... 268
.
DTC Confirmation Procedure .............................. 268
.
Wiring Diagram .................................................... 269
.
Diagnostic Procedure .......................................... 270
.
Component Inspection ......................................... 272
.
Removal and Installation ..................................... 272
.
DTC P0500 VSS ..................................................... 273
.
Description ........................................................... 273
.
On Board Diagnosis Logic ................................... 273
.
DTC Confirmation Procedure .............................. 273
.
Overall Function Check ....................................... 274
.
Diagnostic Procedure .......................................... 275
.
DTC P0550 PSP SENSOR .................................... 276
.
Component Description ....................................... 276
.
CONSULT-IIReferenceValueinDataMonitorMode
. 276
On Board Diagnosis Logic ................................... 276
.
DTC Confirmation Procedure .............................. 276
.
Wiring Diagram .................................................... 277
.
Diagnostic Procedure .......................................... 278
.
Component Inspection ......................................... 280
.
DTC P0605 ECM .................................................... 281
.
Component Description ....................................... 281
.
On Board Diagnosis Logic ................................... 281
.
DTC Confirmation Procedure .............................. 281
.
Diagnostic Procedure .......................................... 282
.
DTC P1065 ECM POWER SUPPLY ...................... 284
.
Component Description ....................................... 284
.
On Board Diagnosis Logic ................................... 284
.
DTC Confirmation Procedure .............................. 284
.
Wiring Diagram .................................................... 285
.
Diagnostic Procedure .......................................... 286
.
DTC P1111 IVT CONTROL SOLENOID VALVE .... 288
.
Component Description ....................................... 288
.
CONSULT-IIReferenceValueinDataMonitorMode
. 288
On Board Diagnosis Logic ................................... 288
.
DTC Confirmation Procedure .............................. 288
.
Wiring Diagram .................................................... 289
.
Diagnostic Procedure .......................................... 290
.
EC-3
A
EC
C
D
E
F
G
H
I
J
K
L
M

4. Component Inspection ......................................... 291
.
Removal and Installation ..................................... 291
.
DTC P1121 ELECTRIC THROTTLE CONTROL
ACTUATOR ............................................................ 292
.
Component Description ....................................... 292
.
On Board Diagnosis Logic ................................... 292
.
DTC Confirmation Procedure .............................. 292
.
Diagnostic Procedure .......................................... 293
.
Removal and Installation ..................................... 293
.
DTC P1122 ELECTRIC THROTTLE CONTROL
FUNCTION ............................................................. 294
.
Description ........................................................... 294
.
On Board Diagnosis Logic ................................... 294
.
DTC Confirmation Procedure .............................. 294
.
Wiring Diagram .................................................... 295
.
Diagnostic Procedure .......................................... 296
.
Component Inspection ......................................... 300
.
Removal and Installation ..................................... 300
.
DTC P1124, P1126 THROTTLE CONTROL MOTOR
RELAY .................................................................... 301
.
Component Description ....................................... 301
.
CONSULT-IIReferenceValueinDataMonitorMode
. 301
On Board Diagnosis Logic ................................... 301
.
DTC Confirmation Procedure .............................. 301
.
Wiring Diagram .................................................... 303
.
Diagnostic Procedure .......................................... 304
.
Component Inspection ......................................... 305
.
DTC P1128 THROTTLE CONTROL MOTOR ........ 307
.
Component Description ....................................... 307
.
On Board Diagnosis Logic ................................... 307
.
DTC Confirmation Procedure .............................. 307
.
Wiring Diagram .................................................... 308
.
Diagnostic Procedure .......................................... 309
.
Component Inspection ......................................... 310
.
Removal and Installation ..................................... 311
.
DTC P1143 HO2S1 ................................................ 312
.
Component Description ....................................... 312
.
CONSULT-IIReferenceValueinDataMonitorMode
. 312
On Board Diagnosis Logic ................................... 312
.
DTC Confirmation Procedure .............................. 313
.
Overall Function Check ....................................... 314
.
Diagnostic Procedure .......................................... 314
.
Component Inspection ......................................... 316
.
Removal and Installation ..................................... 317
.
DTC P1144 HO2S1 ................................................ 318
.
Component Description ....................................... 318
.
CONSULT-IIReferenceValueinDataMonitorMode
. 318
On Board Diagnosis Logic ................................... 318
.
DTC Confirmation Procedure .............................. 319
.
Overall Function Check ....................................... 320
.
Diagnostic Procedure .......................................... 320
.
Component Inspection ......................................... 322
.
Removal and Installation ..................................... 323
.
DTC P1146 HO2S2 ................................................ 324
.
Component Description ....................................... 324
.
CONSULT-IIReferenceValueinDataMonitorMode
.324
On Board Diagnosis Logic ................................... 324
.
DTC Confirmation Procedure ............................... 324
.
Overall Function Check ........................................ 326
.
Wiring Diagram .................................................... 327
.
Diagnostic Procedure ........................................... 328
.
Component Inspection .........................................330
.
Removal and Installation ...................................... 331
.
DTC P1147 HO2S2 ................................................. 332
.
Component Description ....................................... 332
.
CONSULT-IIReferenceValueinDataMonitorMode
.332
On Board Diagnosis Logic ................................... 332
.
DTC Confirmation Procedure ............................... 333
.
Overall Function Check ........................................ 334
.
Wiring Diagram .................................................... 335
.
Diagnostic Procedure ........................................... 336
.
Component Inspection .........................................338
.
Removal and Installation ...................................... 339
.
DTC P1211 TCS CONTROL UNIT ......................... 340
.
Description ........................................................... 340
.
On Board Diagnosis Logic ................................... 340
.
DTC Confirmation Procedure ............................... 340
.
Diagnostic Procedure ........................................... 340
.
DTC P1212 TCS COMMUNICATION LINE ............ 341
.
Description ........................................................... 341
.
On Board Diagnosis Logic ................................... 341
.
DTC Confirmation Procedure ............................... 341
.
Diagnostic Procedure ........................................... 341
.
DTC P1217 ENGINE OVER TEMPERATURE ....... 342
.
System Description .............................................. 342
.
CONSULT-IIReferenceValueinDataMonitorMode
.342
On Board Diagnosis Logic ................................... 343
.
Overall Function Check ........................................ 343
.
Wiring Diagram .................................................... 345
.
Diagnostic Procedure ........................................... 346
.
Main 12 Causes of Overheating .......................... 351
.
Component Inspection .........................................352
.
DTC P1223, P1224 TP SENSOR ........................... 353
.
Component Description ....................................... 353
.
CONSULT-IIReferenceValueinDataMonitorMode
.353
On Board Diagnosis Logic ................................... 353
.
DTC Confirmation Procedure ............................... 353
.
Wiring Diagram .................................................... 355
.
Diagnostic Procedure ........................................... 356
.
Component Inspection .........................................359
.
Removal and Installation ...................................... 359
.
DTC P1225 TP SENSOR ....................................... 360
.
Component Description ....................................... 360
.
On Board Diagnosis Logic ................................... 360
.
DTC Confirmation Procedure ............................... 360
.
Diagnostic Procedure ........................................... 361
.
Removal and Installation ...................................... 361
.
DTC P1226 TP SENSOR ....................................... 362
.
Component Description ....................................... 362
.
On Board Diagnosis Logic ................................... 362
.
DTC Confirmation Procedure ............................... 362
.
EC-4

5. Diagnostic Procedure .......................................... 363
.
Removal and Installation ..................................... 363
.
DTC P1227, P1228 APP SENSOR ....................... 364
.
Component Description ....................................... 364
.
CONSULT-IIReferenceValueinDataMonitorMode
. 364
On Board Diagnosis Logic .................................. 364
.
DTC Confirmation Procedure .............................. 364
.
Wiring Diagram ................................................... 366
.
Diagnostic Procedure .......................................... 367
.
Component Inspection ........................................ 370
.
Removal and Installation ..................................... 370
.
DTC P1229 SENSOR POWER SUPPLY ............... 371
.
On Board Diagnosis Logic .................................. 371
.
DTC Confirmation Procedure .............................. 371
.
Wiring Diagram ................................................... 372
.
Diagnostic Procedure .......................................... 373
.
DTC P1706 PNP SWITCH ..................................... 376
.
Component Description ....................................... 376
.
CONSULT-IIReferenceValueinDataMonitorMode
. 376
On Board Diagnosis Logic .................................. 376
.
DTC Confirmation Procedure .............................. 376
.
Overall Function Check ....................................... 377
.
Wiring Diagram ................................................... 378
.
Diagnostic Procedure .......................................... 379
.
DTC P1805 BRAKE SWITCH ............................... 380
.
Description .......................................................... 380
.
CONSULT-IIReferenceValueinDataMonitorMode
. 380
On Board Diagnosis Logic .................................. 380
.
DTC Confirmation Procedure .............................. 380
.
Wiring Diagram ................................................... 381
.
Diagnostic Procedure .......................................... 382
.
Component Inspection ........................................ 384
.
IGNITION SIGNAL ................................................. 385
.
Component Description ....................................... 385
.
Wiring Diagram ................................................... 386
.
Diagnostic Procedure .......................................... 389
.
Component Inspection ........................................ 393
.
Removal and Installation ..................................... 394
.
INJECTOR CIRCUIT .............................................. 395
.
Component Description ....................................... 395
.
CONSULT-IIReferenceValueinDataMonitorMode
. 395
Wiring Diagram ................................................... 396
.
Diagnostic Procedure .......................................... 397
.
Component Inspection ........................................ 400
.
Removal and Installation ..................................... 400
.
FUEL PUMP CIRCUIT ........................................... 401
.
Description .......................................................... 401
.
CONSULT-IIReferenceValueinDataMonitorMode
. 401
Wiring Diagram ................................................... 402
.
Diagnostic Procedure .......................................... 403
.
Component Inspection ........................................ 405
.
Removal and Installation ..................................... 406
.
REFRIGERANT PRESSURE SENSOR ................ 407
.
Component Description ....................................... 407
.
Wiring Diagram .................................................... 408
.
Diagnostic Procedure .......................................... 409
.
Removal and Installation ..................................... 411
.
ELECTRICAL LOAD SIGNAL ............................... 412
.
Description ........................................................... 412
.
CONSULT-IIReferenceValueinDataMonitorMode
. 412
Wiring Diagram .................................................... 413
.
Diagnostic Procedure .......................................... 414
.
MI & DATA LINK CONNECTORS .......................... 417
.
Wiring Diagram—LHD Models ............................ 417
.
Wiring Diagram—RHD Models ............................ 418
.
EVAPORATIVE EMISSION SYSTEM .................... 419
.
Description ........................................................... 419
.
Component Inspection ......................................... 421
.
POSITIVE CRANKCASE VENTILATION .............. 422
.
Description ........................................................... 422
.
Component Inspection ......................................... 422
.
SERVICE DATA AND SPECIFICATIONS (SDS) ... 424
.
Fuel Pressure ...................................................... 424
.
Idle Speed and Ignition Timing ............................ 424
.
Calculated Load Value ......................................... 424
.
Mass Air Flow Sensor .......................................... 424
.
Intake Air Temperature Sensor ............................ 424
.
Engine Coolant Temperature Sensor .................. 424
.
Heated Oxygen Sensor 1 Heater ........................ 424
.
Heated Oxygen sensor 2 Heater ......................... 424
.
Crankshaft Position Sensor (POS) ...................... 424
.
Camshaft Position Sensor (PHASE) ................... 424
.
Throttle Control Motor .......................................... 425
.
Injector ................................................................. 425
.
Fuel Pump ........................................................... 425
.
A
EC
C
D
E
F
G
H
I
J
QG (WITHOUT EURO-OBD)
K
INDEX FOR DTC .................................................... 426
.
Alphabetical Index ............................................... 426
.
DTC No. Index ..................................................... 427
.
PRECAUTIONS ..................................................... 429
.
Precautions for Supplemental Restraint System
(SRS) “AIR BAG” and “SEAT BELT PRE-TENSIONER” .............................................................. 429
.
On Board Diagnostic (OBD) System of Engine ... 429
.
Precaution ........................................................... 429
.
Wiring Diagrams and Trouble Diagnosis ............. 432
.
PREPARATION ...................................................... 433
.
Special Service Tools .......................................... 433
.
Commercial Service Tools ................................... 433
.
ENGINE CONTROL SYSTEM ............................... 435
.
System Diagram .................................................. 435
.
Vacuum Hose Drawing ........................................ 436
.
System Chart ....................................................... 437
.
Multiport Fuel Injection (MFI) System .................. 437
.
Electronic Ignition (EI) System ............................ 440
.
Air Conditioning Cut Control ................................ 440
.
Fuel Cut Control (at No Load and High Engine
Speed) ................................................................. 441
.
CAN Communication ........................................... 441
.
EC-5
L
M

6. BASIC SERVICE PROCEDURE ............................ 447
.
Idle Speed and Ignition Timing Check ................. 447
.
Accelerator Pedal Released Position Learning ... 448
.
Throttle Valve Closed Position Learning .............. 448
.
Idle Air Volume Learning ..................................... 448
.
Fuel Pressure Check ........................................... 450
.
ON BOARD DIAGNOSTIC (OBD) SYSTEM ......... 452
.
Introduction .......................................................... 452
.
Two Trip Detection Logic ..................................... 452
.
Emission-related Diagnostic Information ............. 452
.
NATS (Nissan Anti-theft System) ......................... 454
.
Malfunction Indicator (MI) .................................... 455
.
TROUBLE DIAGNOSIS ......................................... 459
.
Trouble Diagnosis Introduction ............................ 459
.
DTC Inspection Priority Chart .............................. 463
.
Fail-safe Chart ..................................................... 464
.
Basic Inspection .................................................. 465
.
Symptom Matrix Chart ......................................... 470
.
Engine Control Component Parts Location ......... 474
.
Circuit Diagram .................................................... 478
.
ECM Harness Connector Terminal Layout .......... 480
.
ECM Terminals and Reference Value .................. 480
.
CONSULT-II Function .......................................... 487
.
CONSULT-IIReferenceValueinDataMonitorMode
. 496
Major Sensor Reference Graph in Data Monitor
Mode .................................................................... 499
.
TROUBLE DIAGNOSIS - SPECIFICATION VALUE 502
.
Description ........................................................... 502
.
Testing Condition ................................................. 502
.
Inspection Procedure ........................................... 502
.
Diagnostic Procedure .......................................... 503
.
TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT ...................................................................... 506
.
Description ........................................................... 506
.
Diagnostic Procedure .......................................... 506
.
POWER SUPPLY CIRCUIT FOR ECM .................. 507
.
Wiring Diagram .................................................... 507
.
Diagnostic Procedure .......................................... 508
.
Component Inspection ......................................... 512
.
DTC U1000, U1001 CAN COMMUNICATION LINE. 513
Description ........................................................... 513
.
On Board Diagnosis Logic ................................... 513
.
DTC Confirmation Procedure .............................. 513
.
Wiring Diagram .................................................... 514
.
Diagnostic Procedure .......................................... 515
.
DTC P0102, P0103 MAF SENSOR ........................ 516
.
Component Description ....................................... 516
.
CONSULT-IIReferenceValueinDataMonitorMode
. 516
On Board Diagnosis Logic ................................... 516
.
DTC Confirmation Procedure .............................. 516
.
Wiring Diagram .................................................... 518
.
Diagnostic Procedure .......................................... 519
.
Component Inspection ......................................... 521
.
Removal and Installation ..................................... 521
.
DTC P0117, P0118 ECT SENSOR ......................... 522
.
Component Description ....................................... 522
.
On Board Diagnosis Logic ................................... 522
.
DTC Confirmation Procedure ............................... 523
.
Wiring Diagram .................................................... 524
.
Diagnostic Procedure ........................................... 525
.
Component Inspection .........................................526
.
Removal and Installation ...................................... 526
.
DTC P0132 HO2S1 ................................................ 527
.
Component Description ....................................... 527
.
CONSULT-IIReferenceValueinDataMonitorMode
.527
On Board Diagnosis Logic ................................... 527
.
DTC Confirmation Procedure ............................... 528
.
Wiring Diagram .................................................... 529
.
Diagnostic Procedure ........................................... 530
.
Component Inspection .........................................531
.
Removal and Installation ...................................... 532
.
DTC P0134 HO2S1 ................................................ 533
.
Component Description ....................................... 533
.
CONSULT-IIReferenceValueinDataMonitorMode
.533
On Board Diagnosis Logic ................................... 533
.
Overall Function Check ........................................ 534
.
Wiring Diagram .................................................... 535
.
Diagnostic Procedure ........................................... 536
.
Component Inspection .........................................537
.
Removal and Installation ...................................... 538
.
DTC P0138 HO2S2 ................................................ 539
.
Component Description ....................................... 539
.
CONSULT-IIReferenceValueinDataMonitorMode
.539
On Board Diagnosis Logic ................................... 539
.
DTC Confirmation Procedure ............................... 539
.
Wiring Diagram .................................................... 541
.
Diagnostic Procedure ........................................... 542
.
Component Inspection .........................................543
.
Removal and Installation ...................................... 544
.
DTC P0221 TP SENSOR ....................................... 545
.
Component Description ....................................... 545
.
CONSULT-IIReferenceValueinDataMonitorMode
.545
On Board Diagnosis Logic ................................... 545
.
DTC Confirmation Procedure ............................... 545
.
Wiring Diagram .................................................... 547
.
Diagnostic Procedure ........................................... 548
.
Component Inspection .........................................551
.
Removal and Installation ...................................... 551
.
DTC P0222, P0223 TP SENSOR ........................... 552
.
Component Description ....................................... 552
.
CONSULT-IIReferenceValueinDataMonitorMode
.552
On Board Diagnosis Logic ................................... 552
.
DTC Confirmation Procedure ............................... 552
.
Wiring Diagram .................................................... 554
.
Diagnostic Procedure ........................................... 555
.
Component Inspection .........................................558
.
Removal and Installation ...................................... 558
.
DTC P0226 APP SENSOR ..................................... 559
.
Component Description ....................................... 559
.
CONSULT-IIReferenceValueinDataMonitorMode
.559
EC-6

7. On Board Diagnosis Logic .................................. 559
.
DTC Confirmation Procedure .............................. 559
.
Wiring Diagram ................................................... 562
.
Diagnostic Procedure .......................................... 563
.
Component Inspection ........................................ 567
.
Removal and Installation ..................................... 567
.
DTC P0227, P0228 APP SENSOR ....................... 568
.
Component Description ....................................... 568
.
CONSULT-IIReferenceValueinDataMonitorMode
. 568
On Board Diagnosis Logic .................................. 568
.
DTC Confirmation Procedure .............................. 568
.
Wiring Diagram ................................................... 570
.
Diagnostic Procedure .......................................... 571
.
Component Inspection ........................................ 573
.
Removal and Installation ..................................... 574
.
DTC P0327, P0328 KS .......................................... 575
.
Component Description ....................................... 575
.
On Board Diagnosis Logic .................................. 575
.
DTC Confirmation Procedure .............................. 575
.
Wiring Diagram ................................................... 576
.
Diagnostic Procedure .......................................... 577
.
Component Inspection ........................................ 578
.
Removal and Installation ..................................... 578
.
DTC P0335 CKP SENSOR (POS) ......................... 579
.
Component Description ....................................... 579
.
CONSULT-IIReferenceValueinDataMonitorMode
. 579
On Board Diagnosis Logic .................................. 579
.
DTC Confirmation Procedure .............................. 579
.
Wiring Diagram ................................................... 581
.
Diagnostic Procedure .......................................... 582
.
Component Inspection ........................................ 584
.
Removal and Installation ..................................... 585
.
DTC P0340 CMP SENSOR (PHASE) .................... 586
.
Component Description ....................................... 586
.
On Board Diagnosis Logic .................................. 586
.
DTC Confirmation Procedure .............................. 586
.
Wiring Diagram ................................................... 588
.
Diagnostic Procedure .......................................... 589
.
Component Inspection ........................................ 591
.
Removal and Installation ..................................... 592
.
DTC P0605 ECM ................................................... 593
.
Component Description ....................................... 593
.
On Board Diagnosis Logic .................................. 593
.
DTC Confirmation Procedure .............................. 593
.
Diagnostic Procedure .......................................... 595
.
DTC P1065 ECM POWER SUPPLY ...................... 596
.
Component Description ....................................... 596
.
On Board Diagnosis Logic .................................. 596
.
DTC Confirmation Procedure .............................. 596
.
Wiring Diagram ................................................... 597
.
Diagnostic Procedure .......................................... 598
.
DTC P1121 ELECTRIC THROTTLE CONTROL
ACTUATOR ........................................................... 600
.
Component Description ....................................... 600
.
On Board Diagnosis Logic .................................. 600
.
DTC Confirmation Procedure .............................. 600
.
Diagnostic Procedure .......................................... 601
.
Removal and Installation ..................................... 602
.
DTC P1122 ELECTRIC THROTTLE CONTROL
FUNCTION ............................................................. 603
.
Description ........................................................... 603
.
On Board Diagnosis Logic ................................... 603
.
DTC Confirmation Procedure .............................. 603
.
Wiring Diagram .................................................... 604
.
Diagnostic Procedure .......................................... 605
.
Component Inspection ......................................... 609
.
Removal and Installation ..................................... 609
.
DTC P1124, P1126 THROTTLE CONTROL MOTOR
RELAY .................................................................... 610
.
Component Description ....................................... 610
.
CONSULT-IIReferenceValueinDataMonitorMode
. 610
On Board Diagnosis Logic ................................... 610
.
DTC Confirmation Procedure .............................. 610
.
Wiring Diagram .................................................... 612
.
Diagnostic Procedure .......................................... 613
.
Component Inspection ......................................... 615
.
DTC P1128 THROTTLE CONTROL MOTOR ........ 616
.
Component Description ....................................... 616
.
On Board Diagnosis Logic ................................... 616
.
DTC Confirmation Procedure .............................. 616
.
Wiring Diagram .................................................... 617
.
Diagnostic Procedure .......................................... 618
.
Component Inspection ......................................... 619
.
Removal and Installation ..................................... 620
.
DTC P1217 ENGINE OVER TEMPERATURE ....... 621
.
System Description .............................................. 621
.
CONSULT-IIReferenceValueinDataMonitorMode
. 622
On Board Diagnosis Logic ................................... 622
.
Overall Function Check ....................................... 623
.
Wiring Diagram .................................................... 625
.
Diagnostic Procedure .......................................... 627
.
Main 12 Causes of Overheating .......................... 638
.
Component Inspection ......................................... 638
.
DTC P1223, P1224 TP SENSOR ........................... 640
.
Component Description ....................................... 640
.
CONSULT-IIReferenceValueinDataMonitorMode
. 640
On Board Diagnosis Logic ................................... 640
.
DTC Confirmation Procedure .............................. 640
.
Wiring Diagram .................................................... 642
.
Diagnostic Procedure .......................................... 643
.
Component Inspection ......................................... 646
.
Removal and Installation ..................................... 646
.
DTC P1225 TP SENSOR ....................................... 647
.
Component Description ....................................... 647
.
On Board Diagnosis Logic ................................... 647
.
DTC Confirmation Procedure .............................. 647
.
Diagnostic Procedure .......................................... 648
.
Removal and Installation ..................................... 648
.
DTC P1226 TP SENSOR ....................................... 649
.
Component Description ....................................... 649
.
On Board Diagnosis Logic ................................... 649
.
DTC Confirmation Procedure .............................. 649
.
EC-7
A
EC
C
D
E
F
G
H
I
J
K
L
M

8. Diagnostic Procedure .......................................... 650
.
Removal and Installation ..................................... 650
.
DTC P1227, P1228 APP SENSOR ........................ 651
.
Component Description ....................................... 651
.
CONSULT-IIReferenceValueinDataMonitorMode
. 651
On Board Diagnosis Logic ................................... 651
.
DTC Confirmation Procedure .............................. 651
.
Wiring Diagram .................................................... 653
.
Diagnostic Procedure .......................................... 654
.
Component Inspection ......................................... 657
.
Removal and Installation ..................................... 657
.
DTC P1229 SENSOR POWER SUPPLY ............... 658
.
On Board Diagnosis Logic ................................... 658
.
DTC Confirmation Procedure .............................. 658
.
Wiring Diagram .................................................... 659
.
Diagnostic Procedure .......................................... 660
.
DTC P1805 BRAKE SWITCH ................................ 663
.
Description ........................................................... 663
.
CONSULT-IIReferenceValueinDataMonitorMode
. 663
On Board Diagnosis Logic ................................... 663
.
DTC Confirmation Procedure .............................. 663
.
Wiring Diagram .................................................... 664
.
Diagnostic Procedure .......................................... 665
.
Component Inspection ......................................... 667
.
HO2S1 HEATER .................................................... 668
.
Description ........................................................... 668
.
CONSULT-IIReferenceValueinDataMonitorMode
. 668
Wiring Diagram .................................................... 669
.
Diagnostic Procedure .......................................... 670
.
Component Inspection ......................................... 672
.
Removal and Installation ..................................... 672
.
HO2S2 HEATER .................................................... 673
.
Description ........................................................... 673
.
CONSULT-IIReferenceValueinDataMonitorMode
. 673
Wiring Diagram .................................................... 674
.
Diagnostic Procedure .......................................... 675
.
Component Inspection ......................................... 677
.
Removal and Installation ..................................... 677
.
IAT SENSOR .......................................................... 678
.
Component Description ....................................... 678
.
Wiring Diagram .................................................... 679
.
Diagnostic Procedure .......................................... 680
.
Component Inspection ......................................... 681
.
Removal and Installation ..................................... 681
.
HO2S1 .................................................................... 682
.
Component Description ....................................... 682
.
CONSULT-IIReferenceValueinDataMonitorMode
. 682
Wiring Diagram .................................................... 683
.
Diagnostic Procedure .......................................... 684
.
Component Inspection ......................................... 687
.
Removal and Installation ..................................... 688
.
HO2S2 .................................................................... 689
.
Component Description ....................................... 689
.
CONSULT-IIReferenceValueinDataMonitorMode
.689
Wiring Diagram .................................................... 690
.
Diagnostic Procedure ........................................... 691
.
Component Inspection .........................................693
.
Removal and Installation ...................................... 694
.
IGNITION SIGNAL ................................................. 695
.
Component Description ....................................... 695
.
Wiring Diagram .................................................... 696
.
Diagnostic Procedure ........................................... 699
.
Component Inspection .........................................703
.
Removal and Installation ...................................... 704
.
EVAP CANISTER PURGE VOLUME CONTROL
SOLENOID VALVE ................................................. 705
.
Description ........................................................... 705
.
CONSULT-IIReferenceValueinDataMonitorMode
.705
Wiring Diagram .................................................... 706
.
Diagnostic Procedure ........................................... 708
.
Component Inspection ......................................... 711
.
Removal and Installation ...................................... 711
.
VSS ......................................................................... 712
.
Description ........................................................... 712
.
Diagnostic Procedure ........................................... 712
.
POWER STEERING PRESSURE SENSOR .......... 713
.
Component Description ....................................... 713
.
CONSULT-IIReferenceValueinDataMonitorMode
.713
Wiring Diagram .................................................... 714
.
Diagnostic Procedure ........................................... 715
.
Component Inspection .........................................717
.
IVT CONTROL SOLENOID VALVE ....................... 718
.
Description ........................................................... 718
.
CONSULT-IIReferenceValueinDataMonitorMode
.718
Wiring Diagram .................................................... 720
.
Diagnostic Procedure ........................................... 721
.
Component Inspection .........................................723
.
Removal and Installation ...................................... 723
.
PNP SWITCH ......................................................... 724
.
Component Description ....................................... 724
.
CONSULT-IIReferenceValueinDataMonitorMode
.724
Wiring Diagram .................................................... 725
.
Diagnostic Procedure ........................................... 726
.
INJECTOR CIRCUIT .............................................. 728
.
Component Description ....................................... 728
.
CONSULT-IIReferenceValueinDataMonitorMode
.728
Wiring Diagram .................................................... 729
.
Diagnostic Procedure ........................................... 730
.
Component Inspection .........................................733
.
Removal and Installation ...................................... 733
.
FUEL PUMP CIRCUIT ............................................ 734
.
Description ........................................................... 734
.
CONSULT-IIReferenceValueinDataMonitorMode
.734
Wiring Diagram .................................................... 735
.
Diagnostic Procedure ........................................... 736
.
EC-8

9. Component Inspection ........................................ 738
.
Removal and Installation ..................................... 739
.
REFRIGERANT PRESSURE SENSOR ................ 740
.
Component Description ....................................... 740
.
Wiring Diagram ................................................... 741
.
Diagnostic Procedure .......................................... 742
.
Removal and Installation ..................................... 744
.
ELECTRICAL LOAD SIGNAL ............................... 745
.
Description .......................................................... 745
.
CONSULT-IIReferenceValueinDataMonitorMode
. 745
Wiring Diagram ................................................... 746
.
Diagnostic Procedure .......................................... 747
.
MI & DATA LINK CONNECTORS ......................... 750
.
Wiring Diagram—LHD Models ............................ 750
.
Wiring Diagram—RHD Models ........................... 751
.
EVAPORATIVE EMISSION SYSTEM .................... 752
.
Description .......................................................... 752
.
Component Inspection ........................................ 754
.
POSITIVE CRANKCASE VENTILATION .............. 755
.
Description .......................................................... 755
.
Component Inspection ........................................ 755
.
SERVICE DATA AND SPECIFICATIONS (SDS) ... 757
.
Fuel Pressure ...................................................... 757
.
Idle Speed and Ignition Timing ............................ 757
.
Mass Air Flow Sensor ......................................... 757
.
Intake Air Temperature Sensor ........................... 757
.
Engine Coolant Temperature Sensor .................. 757
.
Heated Oxygen Sensor 1 Heater ........................ 757
.
Heated Oxygen sensor 2 Heater ......................... 757
.
Crankshaft Position Sensor (POS) ...................... 757
.
Camshaft Position Sensor (PHASE) ................... 757
.
Throttle Control Motor ......................................... 757
.
Injector ................................................................ 757
.
Fuel Pump ........................................................... 757
.
YD TYPE 2
APPLICATION NOTICE ......................................... 758
.
How to Check Vehicle Type ................................ 758
.
INDEX FOR DTC ................................................... 759
.
Alphabetical Index ............................................... 759
.
DTC No. Index .................................................... 761
.
PRECAUTIONS ..................................................... 763
.
Precautions for Supplemental Restraint System
(SRS) “AIR BAG” and “SEAT BELT PRE-TENSIONER” ............................................................. 763
.
On Board Diagnostic (OBD) System of Engine ... 763
.
Precautions ......................................................... 763
.
Wiring Diagrams and Trouble Diagnosis ............. 766
.
PREPARATION ...................................................... 767
.
Special Service Tools .......................................... 767
.
Commercial Service Tools ................................... 767
.
ENGINE CONTROL SYSTEM ............................... 768
.
System Diagram (YD22DDTi Engine Models) .... 768
.
System Diagram (YD22DDT Engine Models) ..... 769
.
VacuumHoseDrawing(YD22DDTiEngineModels) 770
.
System Chart ...................................................... 771
.
Fuel Injection Control System ............................. 771
.
Fuel Injection Timing Control System .................. 773
.
Air Conditioning Cut Control ................................ 773
.
Fuel Cut Control (At No Load & High Engine Speed) 773
.
Crankcase Ventilation System ............................. 774
.
CAN Communication ........................................... 774
.
BASIC SERVICE PROCEDURE ............................ 779
.
Fuel Filter ............................................................. 779
.
Fuel Pump Learning Value Clearing .................... 779
.
ON BOARD DIAGNOSTIC (OBD) SYSTEM ......... 781
.
Introduction .......................................................... 781
.
Three Trip Detection Logic and One Trip Detection
Logic .................................................................... 781
.
Emission-related Diagnostic Information ............. 781
.
NATS (Nissan Anti-theft System) ........................ 785
.
Malfunction Indicator (MI) .................................... 785
.
OBD System Operation Chart ............................. 787
.
TROUBLE DIAGNOSIS ......................................... 790
.
Trouble Diagnosis Introduction ............................ 790
.
DTC Inspection Priority Chart .............................. 793
.
Basic Inspection .................................................. 794
.
Symptom Matrix Chart ......................................... 798
.
Engine Control Component Parts Location ......... 801
.
Circuit Diagram .................................................... 804
.
ECM Harness Connector Terminal Layout .......... 806
.
ECM Terminals And Reference Value ................. 806
.
CONSULT-II Function (ENGINE) ......................... 812
.
Generic Scan Tool (GST) Function ...................... 818
.
CONSULT-IIReferenceValueinDataMonitorMode
. 820
Major Sensor Reference Graph in Data Monitor
Mode .................................................................... 821
.
TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT ...................................................................... 823
.
Description ........................................................... 823
.
Diagnostic Procedure .......................................... 823
.
MAIN POWER SUPPLY AND GROUND CIRCUIT. 824
ECM Terminals and Reference Value .................. 824
.
Wiring Diagram .................................................... 825
.
Diagnostic Procedure .......................................... 826
.
Component Inspection ......................................... 830
.
Ground Inspection ............................................... 830
.
DTC U1000 CAN COMMUNICATION LINE ........... 832
.
Description ........................................................... 832
.
On Board Diagnosis Logic ................................... 832
.
DTC Confirmation Procedure .............................. 832
.
Wiring Diagram .................................................... 833
.
Diagnostic Procedure .......................................... 834
.
DTC P0016 CKP - CMP CORRELATION .............. 835
.
On Board Diagnosis Logic ................................... 835
.
DTC Confirmation Procedure .............................. 835
.
Diagnostic Procedure .......................................... 835
.
DTC P0045 TC BOOST CONTROL SOLENOID
VALVE .................................................................... 837
.
Description ........................................................... 837
.
ECM Terminals and Reference Value .................. 837
.
On Board Diagnosis Logic ................................... 838
.
DTC Confirmation Procedure .............................. 838
.
Wiring Diagram .................................................... 839
.
EC-9
A
EC
C
D
E
F
G
H
I
J
K
L
M

10. Diagnostic Procedure .......................................... 840
.
Component Inspection ......................................... 841
.
DTC P0088 FUEL SYSTEM ................................... 842
.
On Board Diagnosis Logic ................................... 842
.
DTC Confirmation Procedure .............................. 842
.
Diagnostic Procedure .......................................... 842
.
Removal and Installation ..................................... 843
.
DTC P0089 FUEL PUMP ....................................... 844
.
On Board Diagnosis Logic ................................... 844
.
DTC Confirmation Procedure .............................. 844
.
Diagnostic Procedure .......................................... 845
.
Removal and Installation ..................................... 846
.
DTC P0093 FUEL SYSTEM ................................... 847
.
On Board Diagnosis Logic ................................... 847
.
DTC Confirmation Procedure .............................. 847
.
Diagnostic Procedure .......................................... 848
.
Component Inspection ......................................... 849
.
Removal and Installation ..................................... 850
.
DTC P0101 MAF SENSOR .................................... 851
.
Component Description ....................................... 851
.
CONSULT-IIReferenceValueinDataMonitorMode
. 851
ECM Terminals and Reference Value .................. 851
.
On Board Diagnosis Logic ................................... 852
.
DTC Confirmation Procedure .............................. 852
.
Wiring Diagram .................................................... 853
.
Diagnostic Procedure .......................................... 854
.
Component Inspection ......................................... 857
.
Removal and Installation ..................................... 857
.
DTC P0102, P0103 MAF SENSOR ........................ 858
.
Component Description ....................................... 858
.
CONSULT-IIReferenceValueinDataMonitorMode
. 858
ECM Terminals and Reference Value .................. 858
.
On Board Diagnosis Logic ................................... 858
.
DTC Confirmation Procedure .............................. 859
.
Wiring Diagram .................................................... 860
.
Diagnostic Procedure .......................................... 861
.
Component Inspection ......................................... 862
.
Removal and Installation ..................................... 862
.
DTC P0112, P0113 IAT SENSOR .......................... 863
.
Component Description ....................................... 863
.
On Board Diagnosis Logic ................................... 863
.
DTC Confirmation Procedure .............................. 863
.
Wiring Diagram .................................................... 864
.
Diagnostic Procedure .......................................... 865
.
Component Inspection ......................................... 866
.
Removal and Installation ..................................... 866
.
DTC P0117, P0118 ECT SENSOR ......................... 867
.
Description ........................................................... 867
.
On Board Diagnosis Logic ................................... 867
.
DTC Confirmation Procedure .............................. 867
.
Wiring Diagram .................................................... 868
.
Diagnostic Procedure .......................................... 869
.
Component Inspection ......................................... 870
.
Removal and Installation ..................................... 870
.
DTC P0122, P0123 APP SENSOR ........................ 871
.
Description ........................................................... 871
.
CONSULT-IIReferenceValueinDataMonitorMode
.871
ECM Terminals and Reference Value .................. 871
.
On Board Diagnosis Logic ................................... 872
.
DTC Confirmation Procedure ............................... 872
.
Wiring Diagram .................................................... 873
.
Diagnostic Procedure ........................................... 874
.
Component Inspection .........................................876
.
Removal and Installation ...................................... 876
.
DTC P0182, P0183 FUEL PUMP TEMPERATURE
SENSOR ................................................................. 877
.
Description ........................................................... 877
.
CONSULT-IIReferenceValueinDataMonitorMode
.877
ECM Terminals and Reference Value .................. 877
.
On Board Diagnosis Logic ................................... 877
.
DTC Confirmation Procedure ............................... 877
.
Wiring Diagram .................................................... 878
.
Diagnostic Procedure ........................................... 879
.
Removal and Installation ...................................... 880
.
DTC P0192, P0193 FRP SENSOR ........................ 881
.
Description ........................................................... 881
.
CONSULT-IIReferenceValueinDataMonitorMode
.881
ECM Terminals and Reference Value .................. 881
.
On Board Diagnosis Logic ................................... 881
.
DTC Confirmation Procedure ............................... 882
.
Wiring Diagram .................................................... 883
.
Diagnostic Procedure ........................................... 884
.
Component Inspection .........................................885
.
Removal and Installation ...................................... 885
.
DTC P0200 FUEL INJECTOR ................................ 886
.
On Board Diagnosis Logic ................................... 886
.
DTC Confirmation Procedure ............................... 886
.
Diagnostic Procedure ........................................... 886
.
DTC P0201 - P0204 FUEL INJECTOR .................. 888
.
Component Description ....................................... 888
.
CONSULT-IIReferenceValueinDataMonitorMode
.888
ECM Terminals and Reference Value .................. 888
.
On Board Diagnosis Logic ................................... 889
.
DTC Confirmation Procedure ............................... 890
.
Wiring Diagram .................................................... 891
.
Diagnostic Procedure ........................................... 892
.
Component Inspection .........................................893
.
Removal and Installation ...................................... 893
.
DTC P0217 ENGINE OVER TEMPERATURE ....... 894
.
System Description .............................................. 894
.
CONSULT-IIReferenceValueinDataMonitorMode
.894
On Board Diagnosis Logic ................................... 895
.
Overall Function Check ........................................ 895
.
Wiring Diagram .................................................... 897
.
Diagnostic Procedure ........................................... 899
.
Main 12 Causes of Overheating .......................... 908
.
Component Inspection .........................................909
.
DTC P0222, P0223 APP SENSOR ........................ 910
.
Description ........................................................... 910
.
CONSULT-IIReferenceValueinDataMonitorMode
.910
EC-10

11. ECM Terminals and Reference Value ................. 910
.
On Board Diagnosis Logic ...................................911
.
DTC Confirmation Procedure ...............................911
.
Wiring Diagram ................................................... 912
.
Diagnostic Procedure .......................................... 913
.
Component Inspection ........................................ 915
.
Removal and Installation ..................................... 915
.
DTC P0234 TC SYSTEM ....................................... 916
.
Description (YD22DDTi Engine Models) ............. 916
.
ECM Terminals and Reference Value (YD22DDTi
Engine Models) ................................................... 916
.
On Board Diagnosis Logic .................................. 917
.
Overall Function Check (YD22DDTi Engine Models) ...................................................................... 917
.
OverallFunctionCheck(YD22DDTEngineModels)
. 917
Wiring Diagram (YD22DDTi Engine Models) ...... 918
.
Diagnostic Procedure (YD22DDTi Engine Models) 919
.
Diagnostic Procedure (YD22DDT Engine Models) 921
.
Component Inspection ........................................ 922
.
DTC P0237, P0238 TC BOOST SENSOR ............ 923
.
Component Description ....................................... 923
.
CONSULT-IIReferenceValueinDataMonitorMode
. 923
ECM Terminals and Reference Value ................. 923
.
On Board Diagnosis Logic .................................. 924
.
DTC Confirmation Procedure .............................. 924
.
Wiring Diagram ................................................... 925
.
Diagnostic Procedure .......................................... 926
.
Component Inspection ........................................ 927
.
Removal and Installation ..................................... 927
.
DTC P0335 CKP SENSOR .................................... 928
.
Description .......................................................... 928
.
CONSULT-IIReferenceValueinDataMonitorMode
. 928
ECM Terminals and Reference Value ................. 928
.
On Board Diagnosis Logic .................................. 929
.
DTC Confirmation Procedure .............................. 929
.
Wiring Diagram ................................................... 930
.
Diagnostic Procedure .......................................... 931
.
Component Inspection ........................................ 932
.
Removal and Installation ..................................... 932
.
DTC P0336 CKP SENSOR .................................... 933
.
Description .......................................................... 933
.
CONSULT-IIReferenceValueinDataMonitorMode
. 933
ECM Terminals and Reference Value ................. 933
.
On Board Diagnosis Logic .................................. 934
.
DTC Confirmation Procedure .............................. 934
.
Wiring Diagram ................................................... 935
.
Diagnostic Procedure .......................................... 936
.
Component Inspection ........................................ 937
.
Removal and Installation ..................................... 938
.
DTC P0340 CMP SENSOR ................................... 939
.
Description .......................................................... 939
.
ECM Terminals and Reference Value ................. 939
.
On Board Diagnosis Logic .................................. 939
.
DTC Confirmation Procedure .............................. 940
.
Wiring Diagram ................................................... 941
.
Diagnostic Procedure .......................................... 942
.
Component Inspection ......................................... 943
.
Removal and Installation ..................................... 944
.
DTC P0341 CMP SENSOR .................................... 945
.
Description ........................................................... 945
.
ECM Terminals and Reference Value .................. 945
.
On Board Diagnosis Logic ................................... 945
.
DTC Confirmation Procedure .............................. 946
.
Wiring Diagram .................................................... 947
.
Diagnostic Procedure .......................................... 948
.
Component Inspection ......................................... 950
.
Removal and Installation ..................................... 950
.
DTC P0380 GLOW RELAY .................................... 951
.
On Board Diagnosis Logic ................................... 951
.
DTC Confirmation Procedure .............................. 951
.
Wiring Diagram .................................................... 952
.
Diagnostic Procedure .......................................... 953
.
Component Inspection ......................................... 954
.
DTC P0404 EGR VOLUME CONTROL VALVE .... 955
.
Description ........................................................... 955
.
CONSULT-IIReferenceValueinDataMonitorMode
. 956
ECM Terminals and Reference Value .................. 956
.
On Board Diagnosis Logic ................................... 956
.
DTC Confirmation Procedure .............................. 956
.
Wiring Diagram .................................................... 958
.
Diagnostic Procedure .......................................... 959
.
Component Inspection ......................................... 960
.
Removal and Installation ..................................... 961
.
DTC P0563 BATTERY VOLTAGE ......................... 962
.
On Board Diagnosis Logic ................................... 962
.
DTC Confirmation Procedure .............................. 962
.
Diagnostic Procedure .......................................... 962
.
DTC P0605 ECM .................................................... 964
.
Description ........................................................... 964
.
On Board Diagnosis Logic ................................... 964
.
DTC Confirmation Procedure .............................. 964
.
Diagnostic Procedure .......................................... 965
.
DTC P0606 ECM .................................................... 966
.
Description ........................................................... 966
.
On Board Diagnosis Logic ................................... 966
.
DTC Confirmation Procedure .............................. 966
.
Diagnostic Procedure .......................................... 967
.
DTC P0628, P0629 FUEL PUMP ........................... 968
.
Description ........................................................... 968
.
CONSULT-IIReferenceValueinDataMonitorMode
. 968
ECM Terminals and Reference Value .................. 968
.
On Board Diagnosis Logic ................................... 969
.
DTC Confirmation Procedure .............................. 969
.
Wiring Diagram .................................................... 970
.
Diagnostic Procedure .......................................... 971
.
Component Inspection ......................................... 972
.
Removal and Installation ..................................... 972
.
DTC P0642, P0643 SENSOR POWER SUPPLY ... 973
.
Description ........................................................... 973
.
CONSULT-IIReferenceValueinDataMonitorMode
. 973
ECM Terminals and Reference Value .................. 973
.
EC-11
A
EC
C
D
E
F
G
H
I
J
K
L
M

12. On Board Diagnosis Logic ................................... 974
.
DTC Confirmation Procedure .............................. 974
.
Wiring Diagram .................................................... 975
.
Diagnostic Procedure .......................................... 976
.
Component Inspection ......................................... 977
.
Removal and Installation ..................................... 977
.
DTC P0652, P0653 SENSOR POWER SUPPLY ... 978
.
Description ........................................................... 978
.
CONSULT-IIReferenceValueinDataMonitorMode
. 978
ECM Terminals and Reference Value .................. 978
.
On Board Diagnosis Logic ................................... 979
.
DTC Confirmation Procedure .............................. 979
.
Wiring Diagram .................................................... 980
.
Diagnostic Procedure .......................................... 981
.
Component Inspection ......................................... 982
.
Removal and Installation ..................................... 982
.
DTC P0686 ECM RELAY ....................................... 983
.
ECM Terminals and Reference valve .................. 983
.
On Board Diagnosis Logic ................................... 983
.
DTC Confirmation Procedure .............................. 983
.
Wiring Diagram .................................................... 984
.
Diagnostic Procedure .......................................... 985
.
Component Inspection ......................................... 986
.
DTC P1211 TCS CONTROL UNIT ......................... 987
.
Description ........................................................... 987
.
On Board Diagnosis Logic ................................... 987
.
DTC Confirmation Procedure .............................. 987
.
Diagnostic Procedure .......................................... 987
.
DTC P1212 TCS COMMUNICATION LINE ........... 988
.
Description ........................................................... 988
.
On Board Diagnosis Logic ................................... 988
.
DTC Confirmation Procedure .............................. 988
.
Diagnostic Procedure .......................................... 988
.
DTC P1260 - P1267 FUEL INJECTOR ADJUSTMENT RESISTOR .................................................. 989
.
Description ........................................................... 989
.
ECM Terminals and Reference Value .................. 989
.
On Board Diagnosis Logic ................................... 989
.
DTC Confirmation Procedure .............................. 990
.
Wiring Diagram .................................................... 991
.
Diagnostic Procedure .......................................... 992
.
Component Inspection ......................................... 993
.
Removal and Installation ..................................... 993
.
DTC P1268 - P1271 FUEL INJECTOR .................. 994
.
Component Description ....................................... 994
.
CONSULT-IIReferenceValueinDataMonitorMode
. 994
ECM Terminals and Reference Value .................. 994
.
On Board Diagnosis Logic ................................... 995
.
DTC Confirmation Procedure .............................. 996
.
Wiring Diagram .................................................... 997
.
Diagnostic Procedure .......................................... 998
.
Component Inspection ......................................... 999
.
Removal and Installation ..................................... 999
.
DTC P1272 FUEL PUMP .......................................
1000
Description ...........................................................
1000
CONSULT-IIReferenceValueinDataMonitorMode
1000
ECM Terminals and Reference Value ..................
1000
On Board Diagnosis Logic ...................................
1001
DTC Confirmation Procedure ...............................
1001
Wiring Diagram ....................................................
1002
Diagnostic Procedure ...........................................
1003
Component Inspection .........................................
1004
Removal and Installation ......................................
1005
DTC P1273 FUEL PUMP .......................................
1006
Description ...........................................................
1006
CONSULT-IIReferenceValueinDataMonitorMode
1006
ECM Terminals and Reference Value ..................
1006
On Board Diagnosis Logic ...................................
1007
DTC Confirmation Procedure ...............................
1007
Wiring Diagram ....................................................
1008
Diagnostic Procedure ...........................................
1009
Component Inspection .........................................
1010
Removal and Installation ......................................
1010
DTC P1274 FUEL PUMP .......................................
1011
Description ...........................................................
1011
CONSULT-IIReferenceValueinDataMonitorMode
1011
ECM Terminals and Reference Value ..................
1011
On Board Diagnosis Logic ...................................
1012
DTC Confirmation Procedure ...............................
1012
Wiring Diagram ....................................................
1013
Diagnostic Procedure ...........................................
1014
Component Inspection .........................................
1015
Removal and Installation ......................................
1015
DTC P1275 FUEL PUMP .......................................
1016
Description ...........................................................
1016
CONSULT-IIReferenceValueinDataMonitorMode
1016
ECM Terminals and Reference Value ..................
1016
On Board Diagnosis Logic ...................................
1017
DTC Confirmation Procedure ...............................
1017
Wiring Diagram ....................................................
1018
Diagnostic Procedure ...........................................
1019
Component Inspection .........................................
1020
Removal and Installation ......................................
1020
DTC P2135 APP SENSOR .....................................
1021
Description ...........................................................
1021
CONSULT-IIReferenceValueinDataMonitorMode
1021
ECM Terminals and Reference Value ..................
1021
On Board Diagnosis Logic ...................................
1022
DTC Confirmation Procedure ...............................
1022
Wiring Diagram ....................................................
1023
Diagnostic Procedure ...........................................
1024
Component Inspection .........................................
1026
Removal and Installation ......................................
1026
DTC P2146, P2149 FUEL INJECTOR POWER SUPPLY .........................................................................
1027
Component Description .......................................
1027
CONSULT-IIReferenceValueinDataMonitorMode
1027
ECM Terminals and Reference Value ..................
1027
On Board Diagnosis Logic ...................................
1028
DTC Confirmation Procedure ...............................
1029
EC-12

13. Wiring Diagram ................................................... 030
1
Diagnostic Procedure .......................................... 031
1
DTC P2147, P2148 FUEL INJECTOR CIRCUIT ... 032
1
Component Description ....................................... 032
1
CONSULT-IIReferenceValueinDataMonitorMode
1032
ECM Terminals and Reference Value ................. 032
1
On Board Diagnosis Logic .................................. 033
1
DTC Confirmation Procedure .............................. 033
1
Wiring Diagram ................................................... 035
1
Diagnostic Procedure .......................................... 036
1
Component Inspection ........................................ 037
1
Removal and Installation ..................................... 037
1
DTC P2228, P2229 BARO SENSOR .................... 038
1
Description .......................................................... 038
1
On Board Diagnosis Logic .................................. 038
1
DTC Confirmation Procedure .............................. 038
1
Diagnostic Procedure .......................................... 039
1
GLOW CONTROL SYSTEM ................................. 040
1
Description .......................................................... 040
1
Wiring Diagram ................................................... 041
1
Diagnostic Procedure .......................................... 042
1
Component Inspection ........................................ 046
1
Removal and Installation ..................................... 046
1
BRAKE SWITCH ................................................... 047
1
Description .......................................................... 047
1
CONSULT-IIReferenceValueinDataMonitorMode
1047
ECM Terminals and Reference Value ................. 047
1
Wiring Diagram ................................................... 048
1
Diagnostic Procedure .......................................... 049
1
Component Inspection ........................................ 050
1
PNP SWITCH ......................................................... 052
1
Description .......................................................... 052
1
CONSULT-IIReferenceValueinDataMonitorMode
1052
ECM Terminals and Reference Value ................. 052
1
Wiring Diagram ................................................... 053
1
Diagnostic Procedure .......................................... 054
1
PSP SWITCH ......................................................... 056
1
Component Description ....................................... 056
1
CONSULT-IIReferenceValueinDataMonitorMode
1056
ECM Terminals and Reference Value ................. 056
1
Wiring Diagram ................................................... 057
1
Diagnostic Procedure .......................................... 058
1
Component Inspection ........................................ 059
1
START SIGNAL ..................................................... 060
1
Wiring Diagram ................................................... 060
1
Diagnostic Procedure .......................................... 061
1
MI & DATA LINK CONNECTORS ......................... 063
1
Wiring Diagram ................................................... 063
1
SERVICE DATA AND SPECIFICATIONS (SDS) ... 064
1
General Specifications ........................................ 064
1
Mass Air Flow Sensor ......................................... 064
1
Engine Coolant Temperature Sensor .................. 064
1
Fuel Rail Pressure Sensor .................................. 064
1
Glow Plug ............................................................ 064
1
EGR Volume Control Valve ................................. 064
1
Crankshaft Position Sensor ................................. 064
1
Camshaft Position Sensor ...................................
1064
A
YD TYPE 3
APPLICATION NOTICE ......................................... 065
1
How to Check Vehicle Type ................................. 065
1
INDEX FOR DTC .................................................... 066
1
Alphabetical Index ............................................... 066
1
DTC No. Index ..................................................... 068
1
PRECAUTIONS ..................................................... 070
1
Precautions for Supplemental Restraint System
(SRS) “AIR BAG” and “SEAT BELT PRE-TENSIONER” .............................................................. 070
1
On Board Diagnostic (OBD) System of Engine ... 070
1
Precautions .......................................................... 070
1
Wiring Diagrams and Trouble Diagnosis ............. 073
1
PREPARATION ...................................................... 074
1
Special Service Tools .......................................... 074
1
Commercial Service Tools ................................... 074
1
ENGINE CONTROL SYSTEM ...............................
1075
System Diagram (YD22DDTi Engine Models) ..... 075
1
System Diagram (YD22DDT Engine Models) ..... 076
1
VacuumHoseDrawing(YD22DDTiEngineModels)
1077
System Chart ....................................................... 078
1
Fuel Injection Control System .............................. 078
1
Fuel Injection Timing Control System .................. 080
1
Air Conditioning Cut Control ................................ 080
1
Fuel Cut Control (At No Load & High Engine Speed) 080
1
Crankcase Ventilation System .............................
1081
CAN Communication ........................................... 081
1
BASIC SERVICE PROCEDURE ............................
1086
Fuel Filter ............................................................. 086
1
Fuel Pump Learning Value Clearing .................... 086
1
ON BOARD DIAGNOSTIC (OBD) SYSTEM .........
1088
DTC and MI Detection Logic ............................... 088
1
Diagnostic Trouble Code (DTC) .......................... 088
1
Freeze Frame Data ............................................. 088
1
NATS (Nissan Anti-theft System) ........................ 089
1
Malfunction Indicator (MI) .................................... 089
1
TROUBLE DIAGNOSIS ......................................... 092
1
Trouble Diagnosis Introduction ............................
1092
DTC Inspection Priority Chart .............................. 095
1
Basic Inspection .................................................. 096
1
Symptom Matrix Chart ......................................... 100
1
Engine Control Component Parts Location ......... 104
1
Circuit Diagram .................................................... 107
1
ECM Harness Connector Terminal Layout .......... 109
1
ECM Terminals And Reference Value ................. 109
1
CONSULT-II Function (ENGINE) ......................... 115
1
CONSULT-IIReferenceValueinDataMonitorMode
1122
Major Sensor Reference Graph in Data Monitor
Mode .................................................................... 123
1
TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT ...................................................................... 125
1
Description ........................................................... 125
1
Diagnostic Procedure .......................................... 125
1
EC-13
EC
C
D
E
F
G
H
I
J
K
L
M

14. MAIN POWER SUPPLY AND GROUND CIRCUIT1126
ECM Terminals and Reference Value .................. 126
1
Wiring Diagram .................................................... 127
1
Diagnostic Procedure .......................................... 128
1
Component Inspection ......................................... 132
1
Ground Inspection ............................................... 132
1
DTC U1000 CAN COMMUNICATION LINE ........... 134
1
Description ........................................................... 134
1
On Board Diagnosis Logic ................................... 134
1
DTC Confirmation Procedure .............................. 134
1
Wiring Diagram .................................................... 135
1
Diagnostic Procedure .......................................... 136
1
DTC P0016 CKP - CMP CORRELATION .............. 137
1
On Board Diagnosis Logic ................................... 137
1
DTC Confirmation Procedure .............................. 137
1
Diagnostic Procedure .......................................... 137
1
DTC P0088 FUEL SYSTEM ................................... 139
1
On Board Diagnosis Logic ................................... 139
1
DTC Confirmation Procedure .............................. 139
1
Diagnostic Procedure .......................................... 139
1
Removal and Installation ..................................... 140
1
DTC P0089 FUEL PUMP ....................................... 141
1
On Board Diagnosis Logic ................................... 141
1
DTC Confirmation Procedure .............................. 141
1
Diagnostic Procedure .......................................... 141
1
Removal and Installation ..................................... 142
1
DTC P0093 FUEL SYSTEM ................................... 143
1
On Board Diagnosis Logic ................................... 143
1
DTC Confirmation Procedure .............................. 143
1
Diagnostic Procedure .......................................... 143
1
Component Inspection ......................................... 144
1
Removal and Installation ..................................... 145
1
DTC P0102, P0103 MAF SENSOR ........................ 146
1
Component Description ....................................... 146
1
CONSULT-IIReferenceValueinDataMonitorMode
1146
ECM Terminals and Reference Value .................. 146
1
On Board Diagnosis Logic ................................... 146
1
DTC Confirmation Procedure .............................. 147
1
Wiring Diagram .................................................... 148
1
Diagnostic Procedure .......................................... 149
1
Component Inspection ......................................... 150
1
Removal and Installation ..................................... 150
1
DTC P0112, P0113 IAT SENSOR .......................... 151
1
Component Description ....................................... 151
1
On Board Diagnosis Logic ................................... 151
1
DTC Confirmation Procedure .............................. 151
1
Wiring Diagram .................................................... 152
1
Diagnostic Procedure .......................................... 153
1
Component Inspection ......................................... 154
1
Removal and Installation ..................................... 154
1
DTC P0117, P0118 ECT SENSOR ......................... 155
1
Description ........................................................... 155
1
On Board Diagnosis Logic ................................... 155
1
DTC Confirmation Procedure .............................. 155
1
Wiring Diagram .................................................... 156
1
Diagnostic Procedure .......................................... 157
1
Component Inspection ......................................... 158
1
Removal and Installation ..................................... 158
1
DTC P0122, P0123 APP SENSOR ........................
1159
Description ...........................................................
1159
CONSULT-IIReferenceValueinDataMonitorMode
1159
ECM Terminals and Reference Value ..................
1159
On Board Diagnosis Logic ...................................
1160
DTC Confirmation Procedure ...............................
1160
Wiring Diagram ....................................................
1161
Diagnostic Procedure ...........................................
1162
Component Inspection .........................................
1164
Removal and Installation ......................................
1164
DTC P0182, P0183 FUEL PUMP TEMPERATURE
SENSOR .................................................................
1165
Description ...........................................................
1165
CONSULT-IIReferenceValueinDataMonitorMode
1165
ECM Terminals and Reference Value ..................
1165
On Board Diagnosis Logic ...................................
1165
DTC Confirmation Procedure ...............................
1165
Wiring Diagram ....................................................
1166
Diagnostic Procedure ...........................................
1167
Removal and Installation ......................................
1168
DTC P0192, P0193 FRP SENSOR ........................
1169
Description ...........................................................
1169
CONSULT-IIReferenceValueinDataMonitorMode
1169
ECM Terminals and Reference Value ..................
1169
On Board Diagnosis Logic ...................................
1169
DTC Confirmation Procedure ...............................
1170
Wiring Diagram ....................................................
1171
Diagnostic Procedure ...........................................
1172
Component Inspection .........................................
1173
Removal and Installation ......................................
1173
DTC P0200 FUEL INJECTOR ................................
1174
On Board Diagnosis Logic ...................................
1174
DTC Confirmation Procedure ...............................
1174
Diagnostic Procedure ...........................................
1174
DTC P0201 - P0204 FUEL INJECTOR ..................
1175
Component Description .......................................
1175
CONSULT-IIReferenceValueinDataMonitorMode
1175
ECM Terminals and Reference Value ..................
1175
On Board Diagnosis Logic ...................................
1176
DTC Confirmation Procedure ...............................
1177
Wiring Diagram ....................................................
1178
Diagnostic Procedure ...........................................
1179
Component Inspection .........................................
1180
Removal and Installation ......................................
1180
DTC P0217 ENGINE OVER TEMPERATURE .......
1181
System Description ..............................................
1181
CONSULT-IIReferenceValueinDataMonitorMode
1181
On Board Diagnosis Logic ...................................
1182
Overall Function Check ........................................
1182
Wiring Diagram ....................................................
1183
Diagnostic Procedure ...........................................
1185
Main 12 Causes of Overheating ..........................
1193
Component Inspection .........................................
1194
EC-14