OBDCar OBD Codes

Chassis OBD-II Codes (Cxxxx)

486 diagnostic trouble codes

Chassis codes cover the anti-lock braking system (ABS), electronic stability control (ESC), power steering, suspension, and traction control systems. These are critical safety systems monitored by dedicated control modules.

C1805Mismatched PCM and/or ABS-TC ModuleManufacturer-specific C1813Air Suspension LR Vent Request Exceeded Max TimingManufacturer-specific C1814Air Suspension RR Vent Request Exceeded Max TimingManufacturer-specific C1818Air Suspension LR Air Compress Request Exceeded Max TimingManufacturer-specific C1819Air Suspension RR Air Compress Request Exceeded Max TimingManufacturer-specific C1820Air Suspension RF Air Compress Request Exceeded Max TimingManufacturer-specific C1830Air Suspension Compressor Relay Circuit FailureManufacturer-specific C1831Air Suspension Compressor Relay Circuit OpenManufacturer-specific C1832Air Suspension Compressor Relay Circuit Short To BatteryManufacturer-specific C1833Air Suspension Compressor Relay Circuit Short To GroundManufacturer-specific C1834Gauge Drive Current FaultManufacturer-specific C1835Current Sense Circuit FailureManufacturer-specific C1836Battery Temp out of RangeManufacturer-specific C1837Battery Heater Circuit FailureManufacturer-specific C1838Charging System FaultManufacturer-specific C1839Leakage FaultManufacturer-specific C1840Air Suspension Disable Switch Circuit FailureManufacturer-specific C1841Air Suspension Disable Switch Circuit OpenManufacturer-specific C1842Air Suspension Disable Switch Circuit Short To BatteryManufacturer-specific C1843Air Suspension Disable Switch Circuit Short To GroundManufacturer-specific C1844Air Suspension Secondary Front Inflator Solenoid Output Circuit FailureManufacturer-specific C1845Air Suspension Front Inflator Solenoid Output Circuit FailureManufacturer-specific C1846Air Suspension Front Inflator Solenoid Output Circuit OpenManufacturer-specific C1847Air Suspension Front Inflator Solenoid Output Circuit Short To BatteryManufacturer-specific C1848Air Suspension Front Inflator Solenoid Output Circuit Short To GroundManufacturer-specific C1849Master Cylinder Pressure Out of RangeManufacturer-specific C1850Air Suspension Warning Lamp Circuit FailureManufacturer-specific C1851Air Suspension Warning Lamp Circuit OpenManufacturer-specific C1852Air Suspension Warning Lamp Circuit Short To BatteryManufacturer-specific C1853Air Suspension Warning Lamp Circuit Short To GroundManufacturer-specific C1854Motor Temperature Out of RangeManufacturer-specific C1855Acceleration Position Sensor ConflictManufacturer-specific C1856Traction Motor Encoder circuit FailureManufacturer-specific C1859PRNDL Input #2 Circuit FailureManufacturer-specific C1860PRNDL Input #3 Circuit FailureManufacturer-specific C1861PRNDL Input #4 Circuit FailureManufacturer-specific C1862Contactor Circuit FailureManufacturer-specific C1863External Charging FaultManufacturer-specific C1864Battery Module FaultManufacturer-specific C1865Air Suspension Rear Inflator Solenoid Output Circuit FailureManufacturer-specific C1866Air Suspension Rear Inflator Solenoid Output Circuit OpenManufacturer-specific C1867Air Suspension Rear Inflator Solenoid Output Circuit Short To BatteryManufacturer-specific C1868Air Suspension Rear Inflator Solenoid Output Circuit Short To GroundManufacturer-specific C1869Air Suspension Gate Solenoid Output Circuit FailureManufacturer-specific C1870Air Suspension Gate Solenoid Output Circuit OpenManufacturer-specific C1871Air Suspension Gate Solenoid Output Circuit Short To BatteryManufacturer-specific C1872Air Suspension Gate Solenoid Output Circuit Short To GroundManufacturer-specific C1873Air Suspension RF Air Spring Solenoid Output Circuit FailureManufacturer-specific C1874Air Suspension RF Air Spring Solenoid Output Circuit OpenManufacturer-specific C1875Air Suspension RF Air Spring Solenoid Output Circuit Short To BatteryManufacturer-specific

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