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Generic Fault Codes & DTC List

Manufacturer and ECU-specific fault-code meanings. Check the stated ECU, model and code format against your diagnostic scan.

Generic fault codes — page 5
CodeMeaningApplicability
P0108Manifold absolute pressure (MAP) sensor/barometric pressure (BARO) sensor -high inputGeneric Generic OBD
P0109Manifold absolute pressure (MAP) sensor/barometric pressure (BARO) sensor -circuit intermittentGeneric Generic OBD
P010AMass or Volume Air Flow "B" CircuitGeneric Generic OBD
P010BMass or Volume Air Flow "B" Circuit Range/PerformanceGeneric Generic OBD
P010CMass or Volume Air Flow "B" Circuit LowGeneric Generic OBD
P010DMass or Volume Air Flow "B" Circuit HighGeneric Generic OBD
P010EMass or Volume Air Flow "B" Circuit Intermittent/ErraticGeneric Generic OBD
P010FMass or Volume Air Flow Sensor A/B CorrelationGeneric Generic OBD
P0110Intake air temperature (IAT) sensor -circuit malfunctionGeneric Generic OBD
P0111Intake air temperature (IAT) sensor""" range/performance problemGeneric Generic OBD
P0112Intake air temperature (IAT) sensor -low inputGeneric Generic OBD
P0113Intake air temperature (IAT) sensor -high inputGeneric Generic OBD
P0114Intake air temperature (IAT) sensor -circuit intermittentGeneric Generic OBD
P0115Engine coolant temperature -(ECT) sensor circuit malfunctionGeneric Generic OBD
P0116Engine coolant temperature (ECT) sensor range/performance problemGeneric Generic OBD
P0117Engine coolant temperature (ECT) sensor -low inputGeneric Generic OBD
P0118Engine coolant temperature (ECT) sensor -high inputGeneric Generic OBD
P0119Engine coolant temperature·(ECT) sensor circuit intermittentGeneric Generic OBD
P011AEngine Coolant Temperature Sensor 1/2 CorrelationGeneric Generic OBD
P011BEngine Coolant Temperature/Intake Air Temperature CorrelationGeneric Generic OBD
P011CCharge Air Temperature/Intake Air Temperature CorrelationGeneric Generic OBD
P011DCharge Air Temperature/Intake Air Temperature CorrelationGeneric Generic OBD
P011EISO/SAE ReservedGeneric Generic OBD
P011FISO/SAE ReservedGeneric Generic OBD
P0120Throttle position (TP) sensor A/accelerator pedal position (APP) sensor A -circuit malfunctionGeneric Generic OBD
P0121Throttle position (TP) sensor A/accelerator pedal position (APP) sensor A -range/performance problemGeneric Generic OBD
P0122Throttle position (TP) sensor A/accelerator pedal position (APP) sensor A -low inputGeneric Generic OBD
P0123Throttle position (TP) sensor A/accelerator pedal position (APP) sensor A -high inputGeneric Generic OBD
P0124Throttle position (TP) sensor A/accelerator pedal position (APP) sensor A -circuit intermittentGeneric Generic OBD
P0125Insufficient coolant temperature for closed loop fuel controlGeneric Generic OBD
P0126Insufficient coolant temperature for stable operationGeneric Generic OBD
P0127Intake air temperature too highGeneric Generic OBD
P0128Coolant thermostat -coolant temperature below thermostat regulating temperatureGeneric Generic OBD
P0129Barometric pressure too lowGeneric Generic OBD
P012ATurbocharger/Supercharger Inlet Pressure Sensor CircuitGeneric Generic OBD
P012BTurbocharger/Supercharger Inlet Pressure Sensor Circuit Range/PerformanceGeneric Generic OBD
P012CTurbocharger/Supercharger Inlet Pressure Sensor Circuit LowGeneric Generic OBD
P012DTurbocharger/Supercharger Inlet Pressure Sensor Circuit HighGeneric Generic OBD
P012ETurbocharger/Supercharger Inlet Pressure Sensor Circuit Intermittent/ErraticGeneric Generic OBD
P012FISO/SAE ReservedGeneric Generic OBD
P0130Heated oxygen sensor (HO2S) 1, bank 1 -circuit malfunctionGeneric Generic OBD
P0131Heated oxygen sensor (HO2S) 1, bank 1 -low voltageGeneric Generic OBD
P0132Heated oxygen sensor (HO2S) 1, bank 1 -high voltageGeneric Generic OBD
P0133Heated oxygen sensor (HO2S) 1, bank 1 -slow responseGeneric Generic OBD
P0134Heated oxygen sensor (HO2S) 1, bank 1 -no activity detectedGeneric Generic OBD
P0135Heated oxygen sensor (HO2S) 1, bank 1, heater control circuit malfunctionGeneric Generic OBD
P0136Heated oxygen sensor (HO2S) 2, bank 1 circuit malfunctionGeneric Generic OBD
P0137Heated oxygen sensor (HO2S) 2, bank 1 -low voltageGeneric Generic OBD
P0138Heated oxygen sensor (HO2S) 2, bank 1 -high voltageGeneric Generic OBD
P0139Heated oxygen sensor (HO2S) 2, bank 1 -slow responseGeneric Generic OBD

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