Generic fault codes
9415 Generic OBD-II fault codes: what each one means, and how to track it down.
How to read a code
- P
- SystemPowertrain
- 0
- Defined bySAE, the same on every car
- 4
- AreaAuxiliary emission controls
- 20
- FaultThe specific fault in that area
Read the code
Note every stored and pending code your scanner shows, such as P0420.
Find it
Search by code or by words. For a manufacturer code (P1, B1, C1, U1) pick your make: its meaning differs by make.
Open the code
Its page explains the symptoms, likely causes, the checks to run and the fixes.
- P060AGeneric · PowertrainInternal Control Module Monitoring Processor Performance
- P060BGeneric · PowertrainInternal Control Module A/D Processing Performance
- P060CGeneric · PowertrainInternal Control Module Main Processor Performance
- P060DGeneric · PowertrainInternal Control Module Accelerator Pedal Position Performance
- P060EGeneric · PowertrainInternal Control Module Throttle Position Performance
- P060FGeneric · PowertrainInternal Control Module Coolant Temperature Performance
- P0610Generic · PowertrainControl Module Vehicle Options Error
- P0611Generic · PowertrainFuel Injector Control Module Performance
- P0612Generic · PowertrainFuel Injector Control Module Relay Control
- P0613Generic · PowertrainTCM Processor
- P0614Generic · PowertrainECM/TCM Incompatible
- P0615Generic · PowertrainStarter Relay A Circuit
- P0616Generic · PowertrainStarter Relay A Circuit Low
- P0617Generic · PowertrainStarter Relay A Circuit High
- P0618Generic · PowertrainAlternative Fuel Control Module KAM Error
- P0619Generic · PowertrainAlternative Fuel Control Module RAM/ROM Error
- P061AGeneric · PowertrainInternal Control Module Torque Performance
- P061BGeneric · PowertrainInternal Control Module Torque Calculation Performance
- P061CGeneric · PowertrainInternal Control Module Engine RPM Performance
- P061DGeneric · PowertrainInternal Control Module Engine Air Mass Performance
- P061EGeneric · PowertrainInternal Control Module Brake Signal Performance
- P061FGeneric · PowertrainInternal Control Module Throttle Actuator Controller Performance
- P0620Generic · PowertrainGenerator Control Circuit
- P0621Generic · PowertrainGenerator Lamp/L Terminal Circuit
- P0622Generic · PowertrainGenerator Field/F Terminal Circuit
- P0623Generic · PowertrainGenerator Lamp Control Circuit
- P0624Generic · PowertrainFuel Cap Lamp Control Circuit
- P0625Generic · PowertrainGenerator Field/F Terminal Circuit Low
- P0626Generic · PowertrainGenerator Field/F Terminal Circuit High
- P0627Generic · PowertrainFuel Pump A Control Circuit/Open