OBD-II code · Chassis
C0306 Ride Height Sensor Front Left
Ride Height Sensor Front Left: the control module has detected this fault condition. Without this signal the suspension control module cannot self-level the vehicle.
Is it safe to drive with C0306?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelyRide height sensor failed
- PossibleSensor linkage broken or detached
- Less likelyWiring or connector fault
Symptoms
- ABS warning light on
- ESC/stability control deactivated
- Possible reduced brake assist
- Speedometer may behave erratically
Repair at a glance
- Difficulty
- Medium
- DIY friendly
- Often, with basic tools
- Typical labour
- 0.5–2.5 h
- Emissions test
- Usually unaffected
- Parts involved
- Ride Height Sensor, Air Suspension Module, Sensor Linkage
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.