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.

C1927VAPS Solenoid Actuator Return Circuit Short To BatteryManufacturer-specific C1928VAPS Solenoid Actuator Return Circuit Short To GroundManufacturer-specific C1929Air Suspension Front Compressor Relay Circuit FailureManufacturer-specific C1930Air Suspension Front Compressor Relay Circuit OpenManufacturer-specific C1931Air Suspension Front Compressor Relay Circuit Short To BatteryManufacturer-specific C1932Air Suspension Front Compressor Relay Circuit Short To GroundManufacturer-specific C1933Solenoid Current Out Of RangeManufacturer-specific C1934HPU (Hydraulic Pump Unit) Pressurisation FailureManufacturer-specific C1935Chime Circuit FailureManufacturer-specific C1936Hydraulic Pump Relay Circuit FailureManufacturer-specific C1937Steering Wheel Angle Sensor Offset FailureManufacturer-specific C1938Invalid Steering Wheel Angle Sensor IDManufacturer-specific C1939Brake Pressure Switch Input Circuit FailureManufacturer-specific C1940Brake Pressure Switch Mechanical FailureManufacturer-specific C1942Unrecognized Powertrain ConfigurationManufacturer-specific C1943Airbag Deployment Indication Input FaultManufacturer-specific C1944Gauge Driver Circuit FaultManufacturer-specific C1945Park Switch Indicates Park with Vehicle MovingManufacturer-specific C1946Seat Track Position Switch Circuit OpenManufacturer-specific C1947Seat Track Position Switch Circuit Short to GroundManufacturer-specific C1948Seat Track Position Switch Circuit Resistance Out of RangeManufacturer-specific C1949Accelerometer Sensor Circuit OpenManufacturer-specific C1950Accelerometer Sensor Circuit FailureManufacturer-specific C1951Lateral Accelerometer Sensor Circuit OpenManufacturer-specific C1952Yaw Rate Sensor Circuit OpenManufacturer-specific C1953Master Cylinder Pressure Sensor Circuit OpenManufacturer-specific C1954Master Cylinder Pressure Sensor Circuit FailureManufacturer-specific C1955Steering Angle Sensor Circuit OpenManufacturer-specific C1956Steering Angle Sensor Circuit FailureManufacturer-specific C1957Dynamic Stability Control Valve RF Circuit FailureManufacturer-specific C1958Dynamic Stability Control Valve LF Circuit FailureManufacturer-specific C1959Lateral Accelerometer Sensor Circuit FailureManufacturer-specific C1960Driver Brake Apply Circuit FaultManufacturer-specific C1961Park Lamp Relay Coil Circuit FailureManufacturer-specific C1962Park Lamp Relay Coil Short to BatteryManufacturer-specific C1963Stability Control Inhibit WarningManufacturer-specific

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