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.

Search By Code

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

Filter By Code Type

C Codes

Code Type System System Name Module Message
C1781 C-Code Chassis EngineCoolantTemperatureSignalMissing/Fault Engine Control Module EngineCoolantTemperatureSignalMissing/Fault
C1790 C-Code Chassis AirSuspensionLRAirSpring/ShockSolenoidOutputCircuitFailure Engine Control Module AirSuspensionLRAirSpring/ShockSolenoidOutputCircuitFailure
C1791 C-Code Chassis AirSuspensionLRAirSpring/ShockSolenoidOutputCircuitOpen Engine Control Module AirSuspensionLRAirSpring/ShockSolenoidOutputCircuitOpen
C1792 C-Code Chassis AirSuspensionLRAirSpring/ShockSolenoidOutputCircuitShortToBattery Engine Control Module AirSuspensionLRAirSpring/ShockSolenoidOutputCircuitShortToBattery
C1793 C-Code Chassis AirSuspensionLRAirSpring/ShockSolenoidOutputCircuitShortToGround Engine Control Module AirSuspensionLRAirSpring/ShockSolenoidOutputCircuitShortToGround
C1795 C-Code Chassis AirSuspensionRRAirSpring/ShockSolenoidOutputCircuitFailure Engine Control Module AirSuspensionRRAirSpring/ShockSolenoidOutputCircuitFailure
C1796 C-Code Chassis AirSuspensionRRAirSpring/ShockSolenoidOutputCircuitOpen Engine Control Module AirSuspensionRRAirSpring/ShockSolenoidOutputCircuitOpen
C1797 C-Code Chassis AirSuspensionRRAirSpring/ShockSolenoidOutputCircuitShortToBattery Engine Control Module AirSuspensionRRAirSpring/ShockSolenoidOutputCircuitShortToBattery
C1798 C-Code Chassis AirSuspensionRRAirSpring/ShockSolenoidOutputCircuitShortToGround Engine Control Module AirSuspensionRRAirSpring/ShockSolenoidOutputCircuitShortToGround
C1800 C-Code Chassis AirSuspensionReservoirSolenoidCircuitFailure Engine Control Module AirSuspensionReservoirSolenoidCircuitFailure
C1805 C-Code Chassis MismatchedPCMand/orABS-TCModule Engine Control Module MismatchedPCMand/orABS-TCModule
C1813 C-Code Chassis AirSuspensionLRVentRequestExceededMaxTiming Engine Control Module AirSuspensionLRVentRequestExceededMaxTiming
C1814 C-Code Chassis AirSuspensionRRVentRequestExceededMaxTiming Engine Control Module AirSuspensionRRVentRequestExceededMaxTiming
C1818 C-Code Chassis AirSuspensionLRAirCompressRequestExceededMaxTiming Engine Control Module AirSuspensionLRAirCompressRequestExceededMaxTiming
C1819 C-Code Chassis AirSuspensionRRAirCompressRequestExceededMaxTiming Engine Control Module AirSuspensionRRAirCompressRequestExceededMaxTiming
C1820 C-Code Chassis AirSuspensionRFAirCompressRequestExceededMaxTiming Engine Control Module AirSuspensionRFAirCompressRequestExceededMaxTiming
C1830 C-Code Chassis AirSuspensionCompressorRelayCircuitFailure Engine Control Module AirSuspensionCompressorRelayCircuitFailure
C1831 C-Code Chassis AirSuspensionCompressorRelayCircuitOpen Engine Control Module AirSuspensionCompressorRelayCircuitOpen
C1832 C-Code Chassis AirSuspensionCompressorRelayCircuitShortToBattery Engine Control Module AirSuspensionCompressorRelayCircuitShortToBattery
C1833 C-Code Chassis AirSuspensionCompressorRelayCircuitShortToGround Engine Control Module AirSuspensionCompressorRelayCircuitShortToGround