OBD-II code · Chassis
C0225 ABS Valve Relay Circuit
The valve relay supplying the ABS solenoids does not respond as commanded.
Is it safe to drive with C0225?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelyValve relay failed
- PossibleRelay control circuit open
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
- Best left to a mechanic
- Typical labour
- 0.5–2 h
- Emissions test
- Usually unaffected
- Parts involved
- ABS Valve Relay, ABS Control Module, Relay Wiring
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.