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.
- P1565Mercury · PowertrainSpeed Control Command Switch Out of Range High
- P1565Oldsmobile · PowertrainCruise Servo Position Sensor
- P1565Other · PowertrainSpeed Control Command Switch Out of Range High
- P1565Saturn · PowertrainCruise Servo Position Sensor
- P1565Toyota · PowertrainCruise Control Main Switch Circuit
- P1565Volkswagen · PowertrainIdle Speed Control Throttle Position Lower Limit Not Obtained
- P1566Buick · PowertrainCruise Control System Engine RPM Too High
- P1566Cadillac · PowertrainCruise Control System Engine RPM Too High
- P1566Chevrolet · PowertrainCruise Control System Engine RPM Too High
- P1566Chrysler · PowertrainCruise Control System Engine RPM Too High
- P1566Ford · PowertrainSpeed Control Command Switch Out of Range Low
- P1566GM · PowertrainCruise Control System Engine RPM Too High
- P1566GMC · PowertrainCruise Control System Engine RPM Too High
- P1566Jaguar · PowertrainSpeed Control Command Switch Out Range Low
- P1566Lexus · PowertrainCruise Control Main Switch Circuit Malfunction
- P1566Lincoln · PowertrainSpeed Control Command Switch Out of Range Low
- P1566Mazda · PowertrainTCM B+ Voltage Low
- P1566Mercury · PowertrainSpeed Control Command Switch Out of Range Low
- P1566Oldsmobile · PowertrainCruise Control System Engine RPM Too High
- P1566Other · PowertrainSpeed Control Command Switch Out of Range Low
- P1566Saturn · PowertrainCruise Control System Engine RPM Too High
- P1566Volkswagen · PowertrainLoad Signal From A/C Compressor Range Performance
- P1567Buick · PowertrainCruise Control System Active Braking Control Active
- P1567Cadillac · PowertrainCruise Control System Active Braking Control Active
- P1567Chevrolet · PowertrainCruise Control System Active Braking Control Active
- P1567Chrysler · PowertrainCruise Control System Active Braking Control Active
- P1567Ford · PowertrainSpeed Control Output Circuit Continuity
- P1567GM · PowertrainCruise Control System Active Braking Control Active
- P1567GMC · PowertrainCruise Control System Active Braking Control Active
- P1567Jaguar · PowertrainSpeed Control Output Circuit