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.
- P1360Ford · PowertrainIgnition Coil A Secondary Circuit Malfunction
- P1361Ford · PowertrainIgnition Control (IC) Circuit Low Voltage
- P1362Ford · PowertrainIgnition Coil C Secondary Circuit Malfunction
- P1363Ford · PowertrainIgnition Coil D Secondary Circuit Malfunction
- P1364Ford · PowertrainIgnition Coil Primary Circuit Fault
- P1365Ford · PowertrainIgnition Coil Secondary Circuit Failure
- P1369Ford · PowertrainEngine Temperature Light Monitor Failure
- P1380Ford · PowertrainVCT Solenoid Valve Circuit Short or Open
- P1381Ford · PowertrainCam Timing Advance is Excessive
- P1383Ford · PowertrainCam Timing Advance is Excessive
- P1385Ford · PowertrainVariable Cam Timing Solenoid B Malfunction
- P1386Ford · PowertrainVariable Cam Timing Overadvanced Bank 2
- P1388Ford · PowertrainVariable Cam Timing Overretarded Bank 2
- P1389Ford · PowertrainGlow Plug Circuit High Side Low Input
- P1390Ford · PowertrainOctane Adjust Out of Self-Test Range
- P1391Ford · PowertrainGlow Plug Circuit Low Input Bank 1
- P1392Ford · PowertrainGlow Plug Circuit High Input Bank 1
- P1393Ford · PowertrainGlow Plug Circuit Low Input Bank 2
- P1394Ford · PowertrainGlow Plug Circuit High Input Bank 2
- P1395Ford · PowertrainGlow Plug Monitor Fault Bank 1
- P1396Ford · PowertrainGlow Plug Monitor Fault Bank 2
- P1397Ford · PowertrainSystem Voltage Out Of Self Test Range
- P1399Ford · PowertrainGlow Plug Circuit High Side High Input
- P1400Ford · PowertrainDifferential Pressure Feedback Electronic Sensor Circuit Low Voltage
- P1401Ford · PowertrainDifferential Pressure Feedback Electronic Sensor Circuit High Voltage
- P1402Ford · PowertrainEGR Metering Orifice Restricted
- P1403Ford · PowertrainDifferential Pressure Feedback Electronic Sensor Hoses Reversed
- P1404Ford · PowertrainIAT - B Circuit Malfunction Exhaust Gas Recirculation Closed Position Performance
- P1405Ford · PowertrainDifferential Pressure Feedback Electronic Sensor Circuit Upstream Hose
- P1406Ford · PowertrainDifferential Pressure Feedback Electronic Sensor Circuit Downstream Hose