Fault codes C03xx: brakes and suspension
Chassis codes common to all makes: brakes, stability, steering, suspension. A fault in braking, steering or stability can affect your safety: have it checked quickly by a professional.
Official codes: 20, from smallest to largest. Tap a code to get a direct link to share.
| Code | Meaning |
|---|---|
| C0300 | Inlet Valve Front Left Performance |
| C0301 | Air Suspension Compressor Relay |
| C0302 | Outlet Valve Front Left Performance |
| C0303 | Inlet Valve Front Right Performance |
| C0304 | Outlet Valve Front Right Performance |
| C0305 | Inlet Valve Rear Left Performance |
| C0306 | Ride Height Sensor Front Left |
| C0307 | Inlet Valve Rear Right Performance |
| C0308 | Ride Height Sensor Front Right |
| C0309 | Outlet Valve Rear Right Performance |
| C0310 | Ride Height Sensor Rear Left |
| C0312 | Ride Height Sensor Rear Right |
| C0317 | Compressor Relay Circuit |
| C0327 | Encoder Motor |
| C0374 | 4WD Drive Coupling |
| C0376 | Front Axle Disconnect |
| C0387 | Transfer Case Position Sensor |
| C0388 | Transfer Case High Range Switch Circuit Malfunction |
| C0389 | Transfer Case Low Range Switch Circuit Malfunction |
| C0399 | 4WD Mode Switch Circuit Malfunction |
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Official meanings: OBDex (public domain, CC0). Manufacturer codes: dtc-database (MIT license), probable meanings not verified by the manufacturers. The same meaning can vary depending on the model: always have a diagnosis confirmed by a professional.