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.
- P1354Chevrolet · PowertrainIC Output High/Pulse Detected When Grounded Cyl.4
- P1354Chrysler · PowertrainIC Output High Pulse Detected When Grounded Cyl 4
- P1354Ford · PowertrainIgnition Coil C Primary Circuit Fault
- P1354GM · PowertrainIC Output High Pulse Detected When Grounded Cyl 4
- P1354GMC · PowertrainIC Output High Pulse Detected When Grounded Cyl 4
- P1354Lexus · PowertrainVVT System Malfunction Bank 2
- P1354Lincoln · PowertrainIgnition Coil C Primary Circuit Fault
- P1354Mazda · PowertrainIgnition Coil C Primary Circuit
- P1354Mercury · PowertrainIgnition Coil C Primary Circuit Fault
- P1354Oldsmobile · PowertrainIC Output High Pulse Detected When Grounded Cyl 4
- P1354Other · PowertrainIgnition Coil C Primary Circuit Malfunction
- P1354Saturn · PowertrainIC Output High Pulse Detected When Grounded Cyl.4
- P1354Volkswagen · PowertrainModulation Piston Displacement Sensor Circuit Malfunction
- P1355BMW · PowertrainMisfire Cylinder 7 With Fuel Cut-off
- P1355Buick · PowertrainIC Output High/Pulse Detected When Grounded Cyl.5
- P1355Cadillac · PowertrainIC Output High/Pulse Detected When Grounded Cyl.5
- P1355Chevrolet · PowertrainIC Output High/Pulse Detected When Grounded Cyl.5
- P1355Chrysler · PowertrainIC Output High Pulse Detected When Grounded Cyl 5
- P1355Ford · PowertrainIgnition Coil D Primary Circuit Fault
- P1355GM · PowertrainIC Output High Pulse Detected When Grounded Cyl 5
- P1355GMC · PowertrainIC Output High Pulse Detected When Grounded Cyl 5
- P1355Lincoln · PowertrainIgnition Coil D Primary Circuit Fault
- P1355Mercury · PowertrainIgnition Coil D Primary Circuit Fault
- P1355Oldsmobile · PowertrainIC Output High Pulse Detected When Grounded Cyl 5
- P1355Other · PowertrainIgnition Coil D Primary Circuit Malfunction
- P1355Saturn · PowertrainIC Output High Pulse Detected When Grounded Cyl.5
- P1355Volkswagen · PowertrainCylinder 1 Ignition Circuit Open
- P1356BMW · PowertrainMisfire During Start Cylinder 8
- P1356Buick · PowertrainIC Output High/Pulse Detected When Grounded Cyl.6
- P1356Cadillac · PowertrainIC Output High/Pulse Detected When Grounded Cyl.6