What does code C0307 mean?

Q: What does code C0307 mean?

Inlet Valve Rear Right Performance. The code C0307 indicates that the vehicle's control module has detected a performance issue with the inlet valve on the rear right corner of the vehicle, typically part of an air suspension or adaptive damping system. The computer monitors valve response and timing, and when the expected behavior is not observed, it stores this code and may illuminate a warning light.

DTC codes / C03xx · Brakes, steering and suspension / C0307

C0307Inlet Valve Rear Right Performance

The code C0307 indicates that the vehicle's control module has detected a performance issue with the inlet valve on the rear right corner of the vehicle, typically part of an air suspension or adaptive damping system. The computer monitors valve response and timing, and when the expected behavior is not observed, it stores this code and may illuminate a warning light.

SystemChassis

Code typeGeneric (all makes)

SeverityMedium

Fix difficultyIntermediate

AreaBrakes, steering and suspension

Guidance is general and written for all OBD-II vehicles. Exact tests and values vary by model, so confirm the fault before replacing parts.