Diagnostic Trouble Code Search

Find detailed information about vehicle diagnostic trouble codes (DTCs). Enter a code or select a make to search our comprehensive database.

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DTC Code Format Guide
P Powertrain
B Body
C Chassis
U Network

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C Codes

Code Type System System Name Module Message
C1937 C-Code Chassis SteeringWheelAngleSensorOffsetFailure Engine Control Module SteeringWheelAngleSensorOffsetFailure
C1938 C-Code Chassis InvalidSteeringWheelAngleSensorID Engine Control Module InvalidSteeringWheelAngleSensorID
C1939 C-Code Chassis BrakePressureSwitchInputCircuitFailure Engine Control Module BrakePressureSwitchInputCircuitFailure
C1940 C-Code Chassis BrakePressureSwitchMechanicalFailure Engine Control Module BrakePressureSwitchMechanicalFailure
C1942 C-Code Chassis UnrecognizedPowertrainConfiguration Engine Control Module UnrecognizedPowertrainConfiguration
C1943 C-Code Chassis AirbagDeploymentIndicationInputFault Engine Control Module AirbagDeploymentIndicationInputFault
C1944 C-Code Chassis GaugeDriverCircuitFault Engine Control Module GaugeDriverCircuitFault
C1945 C-Code Chassis ParkSwitchIndicatesParkwithVehicleMoving Engine Control Module ParkSwitchIndicatesParkwithVehicleMoving
C1946 C-Code Chassis SeatTrackPositionSwitchCircuitOpen Engine Control Module SeatTrackPositionSwitchCircuitOpen
C1947 C-Code Chassis SeatTrackPositionSwitchCircuitShorttoGround Engine Control Module SeatTrackPositionSwitchCircuitShorttoGround
C1948 C-Code Chassis SeatTrackPositionSwitchCircuitResistanceOutofRange Engine Control Module SeatTrackPositionSwitchCircuitResistanceOutofRange
C1949 C-Code Chassis AccelerometerSensorCircuitOpen Engine Control Module AccelerometerSensorCircuitOpen
C1950 C-Code Chassis AccelerometerSensorCircuitFailure Engine Control Module AccelerometerSensorCircuitFailure
C1951 C-Code Chassis LateralAccelerometerSensorCircuitOpen Engine Control Module LateralAccelerometerSensorCircuitOpen
C1952 C-Code Chassis YawRateSensorCircuitOpen Engine Control Module YawRateSensorCircuitOpen
C1953 C-Code Chassis MasterCylinderPressureSensorCircuitOpen Engine Control Module MasterCylinderPressureSensorCircuitOpen
C1954 C-Code Chassis MasterCylinderPressureSensorCircuitFailure Engine Control Module MasterCylinderPressureSensorCircuitFailure
C1955 C-Code Chassis SteeringAngleSensorCircuitOpen Engine Control Module SteeringAngleSensorCircuitOpen
C1956 C-Code Chassis SteeringAngleSensorCircuitFailure Engine Control Module SteeringAngleSensorCircuitFailure
C1957 C-Code Chassis DynamicStabilityControlValveRFCircuitFailure Engine Control Module DynamicStabilityControlValveRFCircuitFailure