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.
- P1750Mitsubishi · PowertrainSolenoid Assembly
- P1750Volkswagen · PowertrainPower Supply Voltage Low
- P1751BMW · PowertrainSecondary Pressure Solenoid Open Circuit
- P1751Ford · PowertrainShift Solenoid A Performance
- P1751Lincoln · PowertrainShift Solenoid A Performance
- P1751Mazda · PowertrainTransmission Shift Solenoid A Mechanical Fault
- P1751Mercury · PowertrainShift Solenoid A Performance
- P1751Mitsubishi · PowertrainA/T Control Relay
- P1751Other · PowertrainShift Solenoid A Performance
- P1751Volkswagen · PowertrainPower Supply Voltage High
- P1752Mazda · PowertrainTransmission Shift Solenoid A Circuit Shorted
- P1752Volkswagen · PowertrainPower Supply Malfunction
- P1753Acura · PowertrainTCM A/T Lockup Solenoid Valve A Fault
- P1753Honda · PowertrainTCM A/T Lockup Solenoid Valve "A" Fault
- P1753Infiniti · PowertrainTCM A/T Lockup Solenoid Valve "A" Fault
- P1754Ford · PowertrainCoast Clutch Solenoid Circuit Malfunction
- P1754Lincoln · PowertrainCoast Clutch Solenoid Circuit Malfunction
- P1754Mazda · PowertrainTransmission Coast Clutch Solenoid Electrical Fault
- P1754Mercury · PowertrainCoast Clutch Solenoid Circuit Malfunction
- P1754Other · PowertrainCoast Clutch Solenoid Circuit Malfunction
- P1755Other · PowertrainIntermediate Speed Sensor (ISS) Malfunction
- P1756Chrysler · PowertrainGovernor Pressure Not Equal To Target At 15-20 PSI
- P1756Dodge · PowertrainGovernor Pressure Not Equal To Target At 15-20 PSI
- P1756Ford · PowertrainShift Solenoid B Performance
- P1756Jeep · PowertrainGovernor Pressure Not Equal To Target At 15 20 PSI
- P1756Lincoln · PowertrainShift Solenoid B Performance
- P1756Mazda · PowertrainTransmission Shift Solenoid B Mechanical Fault
- P1756Mercury · PowertrainShift Solenoid B Performance
- P1756Other · PowertrainShift Solenoid B Performance
- P1756Plymouth · PowertrainGovernor Pressure Not Equal To Target At 15-20 PSI