DTC codes
Look up an OBD-II fault code: what it means on every car or on your make, 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.
- 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
- P1353GMC · PowertrainIC Output High Pulse Detected When Grounded Cyl 3
- P1353Lincoln · PowertrainIgnition Coil B Primary Circuit Fault
- P1353Mazda · PowertrainIgnition Coil B Primary Circuit
- P1353Mercury · PowertrainIgnition Coil B Primary Circuit Fault
- P1353Oldsmobile · PowertrainIC Output High Pulse Detected When Grounded Cyl 3
- P1353Other · PowertrainIgnition Coil B Primary Circuit Malfunction
- P1353Saturn · PowertrainIC Output High Pulse Detected When Grounded Cyl.3
- P1354BMW · PowertrainMisfire During Start Cylinder 7
- P1354Buick · PowertrainIC Output High/Pulse Detected When Grounded Cyl.4
- P1354Cadillac · PowertrainIC Output High/Pulse Detected When Grounded Cyl.4