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.
- P1351Lexus · PowertrainVVT Sensor Range Performance Problem Bank 2
- P1351Lincoln · PowertrainIgnition Diagnostic Monitor Circuit Input Fault
- P1351Mazda · PowertrainIgnition Diagnostic Monitor Signal Lost To PCM Or Out Of Range
- P1351Mercedes-Benz · PowertrainInjection Sensor Circuit
- P1351Mercury · PowertrainIgnition Diagnostic Monitor Circuit Input Fault
- P1351Oldsmobile · PowertrainIC Circuit High Voltage
- P1351Other · PowertrainIDM Input Circuit Malfunction/ Ignition Coil Control Circuit High Voltage
- P1351Saturn · PowertrainIC Circuit High Voltage
- P1352BMW · PowertrainMisfire During Start Cylinder 6
- P1352Buick · PowertrainIC Output High/Pulse Detected When Grounded Cyl.2
- P1352Cadillac · PowertrainIC Output High/Pulse Detected When Grounded Cyl.2
- P1352Chevrolet · PowertrainIC Output High/Pulse Detected When Grounded Cyl.2
- P1352Chrysler · PowertrainIC Output High Pulse Detected When Grounded Cyl 2
- P1352Ford · PowertrainIgnition Coil A Primary Circuit Fault
- P1352GM · PowertrainIC Output High Pulse Detected When Grounded Cyl 2
- P1352GMC · PowertrainIC Output High Pulse Detected When Grounded Cyl 2
- P1352Lincoln · PowertrainIgnition Coil A Primary Circuit Fault
- P1352Mazda · PowertrainIgnition Coil A Primary Circuit
- P1352Mercedes-Benz · PowertrainNeedle Lift Sensor
- P1352Mercury · PowertrainIgnition Coil A Primary Circuit Fault
- P1352Oldsmobile · PowertrainIC Output High Pulse Detected When Grounded Cyl 2
- P1352Other · PowertrainIgnition Coil A Primary Circuit Malfunction
- P1352Saturn · PowertrainIC Output High Pulse Detected When Grounded Cyl.2
- P1353BMW · PowertrainMisfire Cylinder 6 With Fuel Cut-off
- P1353Buick · PowertrainIC Output High/Pulse Detected When Grounded Cyl.3
- P1353Cadillac · PowertrainIC Output High/Pulse Detected When Grounded Cyl.3
- P1353Chevrolet · PowertrainIC Output High/Pulse Detected When Grounded Cyl.3
- P1353Chrysler · PowertrainIC Output High Pulse Detected When Grounded Cyl 3
- P1353Ford · PowertrainIgnition Coil B Primary Circuit Fault
- P1353GM · PowertrainIC Output High Pulse Detected When Grounded Cyl 3