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.
- P1285Saturn · PowertrainAccelerator Pedal Position APP Sensor 3 Circuit
- P1285Volkswagen · PowertrainFuel Injection Air Control Valve Circuit Short To Ground
- P1286Buick · PowertrainAccelerator Pedal Position (APP) Sensor 3 Performance
- P1286Cadillac · PowertrainAccelerator Pedal Position (APP) Sensor 3 Performance
- P1286Chevrolet · PowertrainAccelerator Pedal Position (APP) Sensor 3 Performance
- P1286Chrysler · PowertrainAccelerator Pedal Position (APP) Sensor 3 Performance
- P1286Dodge · PowertrainAccelerator Pedal Position Sensor Supply Voltage Too High
- P1286Ford · PowertrainFuel Pulse In Range But Lower Than Expected
- P1286GM · PowertrainAccelerator Pedal Position (APP) Sensor 3 Performance
- P1286GMC · PowertrainAccelerator Pedal Position (APP) Sensor 3 Performance
- P1286Jeep · PowertrainAccelerator Pedal Position Sensor Supply Voltage Too High
- P1286Lincoln · PowertrainFuel Pulse In Range But Lower Than Expected
- P1286Mercury · PowertrainFuel Pulse In Range But Lower Than Expected
- P1286Oldsmobile · PowertrainAccelerator Pedal Position APP Sensor 3 Performance
- P1286Other · PowertrainFuel Pulse In Range But Lower Than Expected
- P1286Plymouth · PowertrainAccelerator Pedal Position Sensor Supply Voltage Too High
- P1286Pontiac · PowertrainAccelerator Pedal Position Sensor Supply Voltage Too High
- P1286Saturn · PowertrainAccelerator Pedal Position APP Sensor 3 Performance
- P1286Volkswagen · PowertrainFuel Injection Air Control Valve Circuit Short To B+
- P1287BMW · PowertrainSwitching Solenoid for Air Assisted Injection Valves Bank 2 Control Circuit Electrical
- P1287Buick · PowertrainAccelerator Pedal Position Sensor 3 Circuit Low Voltage
- P1287Cadillac · PowertrainAccelerator Pedal Position Sensor 3 Circuit Low Voltage
- P1287Chevrolet · PowertrainAccelerator Pedal Position Sensor 3 Circuit Low Voltage
- P1287Chrysler · PowertrainAccelerator Pedal Position Sensor 3 Circuit Low Voltage
- P1287Dodge · PowertrainFuel Injection Pump Controller Supply Voltage Low
- P1287Ford · PowertrainFuel Pulse In Range But Higher Than Expected
- P1287GM · PowertrainAccelerator Pedal Position Sensor 3 Circuit Low Voltage
- P1287GMC · PowertrainAccelerator Pedal Position Sensor 3 Circuit Low Voltage
- P1287Jeep · PowertrainFuel Injection Pump Controller Supply Voltage Low
- P1287Lincoln · PowertrainFuel Pulse In Range But Higher Than Expected