Check the Honda OBD1 code list to find out what the codes mean on your car. >> NEXT STEP: https://www.obdadvisor.com/codes/ Visit our site, and type the code in the search box. You will get more information about the code including causes, symptoms, fixes, and repair costs. Reading and clearing the codes will become easier with a scan tool. >> READ MORE: https://www.obdadvisor.com/obd1-scanner-review/ This article shows a helpful in-depth review of the 6 best OBD1 scan tools from me, an experienced auto mechanic who has used and tested all of them.

1. Honda Acura OBD1 Codes List
Code Meaning
Codes 0 and 11 Electronic control module (ECM)
Code 1 Heated oxygen sensor A
Code 2 Oxygen content B
Codes 3 and 5 Manifold absolute pressure
Code 4 Crank position sensor
Code 6 Engine coolant temperature
Code 7 Throttle position sensor
Code 8 Top dead center sensor
Code 9 No.1 cylinder position sensor
Code 10 Intake air temperature sensor
Code 12 Exhaust recirculation system
Code 13 Barometric pressure sensor
Code 14 Idle air control valve or bad ECM
Code 15 Ignition output signal
Code 16 Fuel Injector
Code 17 Vehicle speed sensor

2. Code 19 A/T lock-up control solenoid
Code 20 Electric load detector
Code 21 V-TEC control solenoid
Code 22 V-TEC pressure solenoid
Code 23 Knock sensor
Code 30 A/T FI signal A
Code 30 A/T FI signal B
Code 41 Heated oxygen sensor heater
Code 43 Fuel supply system
Code 45 Fuel supply metering
Code 48 Heated oxygen sensor
Code 61 Front heated oxygen sensor
Code 63 Rear heated oxygen sensor
Code 65 Rear heated oxygen sensor heater
Code 67 Catalytic converter system
Code 70 Automatic transaxle
Code 71 Misfire detected cylinder 1
Code 72 Misfire detected cylinder 2

3. Code 73 Misfire detected cylinder 3
Code 74 Misfire detected cylinder 4
Code 75 Misfire detected cylinder 5
Code 76 Misfire detected cylinder 6
Code 80 Exhaust recirculation system
Code 86 Coolant temperature
Code 92 Evaporative emission control system