Powertrain fault codes
14821 Powertrain 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.
- P1514Saturn · PowertrainThrottle Body Performance
- P1514Subaru · PowertrainIdle Air Control Solenoid Signal 3 Circuit Low Input
- P1514Volkswagen · PowertrainIntake Manifold Changeover Valve 2 Circuit Short To Ground
- P1515Buick · PowertrainControl Module Throttle Actuator Position Performance
- P1515Cadillac · PowertrainControl Module Throttle Actuator Position Performance
- P1515Chevrolet · PowertrainControl Module Throttle Actuator Position Performance
- P1515Chrysler · PowertrainControl Module Throttle Actuator Position Performance
- P1515GM · PowertrainControl Module Throttle Actuator Position Performance
- P1515GMC · PowertrainControl Module Throttle Actuator Position Performance
- P1515Kia · PowertrainA/T To M/T Codification
- P1515Oldsmobile · PowertrainControl Module Throttle Actuator Position Performance
- P1515Other · PowertrainElectric Current Circuit Malfunction
- P1515Saturn · PowertrainControl Module Throttle Actuator Position Performance
- P1515Subaru · PowertrainIdle Air Control Solenoid Signal 3 Circuit High Input
- P1515Volkswagen · PowertrainIntake Manifold Changeover Valve Circuit Short To Ground
- P1516Generic · PowertrainIMRC Input Error (Bank 1)
- P1516Buick · PowertrainThrottle Actuator Control (TAC) Module Throttle Actuator Position Performance
- P1516Cadillac · PowertrainThrottle Actuator Control (TAC) Module Throttle Actuator Position Performance
- P1516Chevrolet · PowertrainThrottle Actuator Control (TAC) Module Throttle Actuator Position Performance
- P1516Chrysler · PowertrainThrottle Actuator Control (TAC) Module Throttle Actuator Position Performance
- P1516Ford · PowertrainIntake Manifold Runner Control Input Error
- P1516GM · PowertrainThrottle Actuator Control (TAC) Module Throttle Actuator Position Performance
- P1516GMC · PowertrainThrottle Actuator Control (TAC) Module Throttle Actuator Position Performance
- P1516Jaguar · PowertrainGear Change Neutral Drive Fault
- P1516Lincoln · PowertrainIntake Manifold Runner Control Input Error
- P1516Mazda · PowertrainGear Change Neutral Drive Fault
- P1516Mercury · PowertrainIntake Manifold Runner Control Input Error
- P1516Oldsmobile · PowertrainThrottle Actuator Control TAC Module Throttle Actuator Position Performance
- P1516Other · PowertrainIMRC Input Error (Bank 1)
- P1516Saturn · PowertrainThrottle Actuator Control TAC Module Throttle Actuator Position Performance