Chevrolet fault codes
403 Chevrolet 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.
- P1277Chevrolet · PowertrainAccelerator Pedal Position Sensor 1 Circuit Low Voltage
- P1278Chevrolet · PowertrainAccelerator Pedal Position Sensor 1 Circuit High Voltage
- P1280Chevrolet · PowertrainAccelerator Pedal Position (APP) Sensor 2 Circuit
- P1281Chevrolet · PowertrainAccelerator Pedal Position (APP) Sensor 2 Performance
- P1282Chevrolet · PowertrainAccelerator Pedal Position Sensor 2 Circuit Low Voltage
- P1283Chevrolet · PowertrainAccelerator Pedal Position Sensor 2 Circuit High Voltage
- P1285Chevrolet · PowertrainAccelerator Pedal Position (APP) Sensor 3 Circuit
- P1286Chevrolet · PowertrainAccelerator Pedal Position (APP) Sensor 3 Performance
- P1287Chevrolet · PowertrainAccelerator Pedal Position Sensor 3 Circuit Low Voltage
- P1288Chevrolet · PowertrainAccelerator Pedal Position Sensor 3 Circuit High Voltage
- P1300Chevrolet · PowertrainIgnitor Circuit
- P1305Chevrolet · PowertrainIgnition Coil 2 Primary Feedback Circuit
- P1310Chevrolet · PowertrainIgnition Coil 3 Primary Feedback Circuit
- P1315Chevrolet · PowertrainIgnition Coil 4 Primary Feedback Circuit
- P1320Chevrolet · PowertrainIC Module 4X Ref Circuit Intermittent No Pulses
- P1321Chevrolet · PowertrainElectronic Ignition System Fault Line
- P1322Chevrolet · PowertrainEI System Or Ignition Control Missing
- P1323Chevrolet · Powertrain24X Reference Circuit Low Frequency
- P1324Chevrolet · PowertrainCrank RPM Too Low
- P1335Chevrolet · PowertrainCKP Circuit
- P1336Chevrolet · PowertrainCrankshaft Position (CKP) System Variation Not Learned
- P1345Chevrolet · PowertrainCKP/CMP Correlation
- P1346Chevrolet · PowertrainIntake Camshaft Position (CMP) Sensor System Performance
- P1350Chevrolet · PowertrainIgnition Control System
- P1351Chevrolet · PowertrainIC Circuit High Voltage
- P1352Chevrolet · PowertrainIC Output High/Pulse Detected When Grounded Cyl.2
- P1353Chevrolet · PowertrainIC Output High/Pulse Detected When Grounded Cyl.3
- P1354Chevrolet · PowertrainIC Output High/Pulse Detected When Grounded Cyl.4
- P1355Chevrolet · PowertrainIC Output High/Pulse Detected When Grounded Cyl.5
- P1356Chevrolet · PowertrainIC Output High/Pulse Detected When Grounded Cyl.6