OBD-II code · Chassis
C0581 Park Brake Apply Performance
The EPB module has detected that the apply operation took longer than expected or did not reach the target clamp force. Causes include corroded actuators, low battery voltage or worn brake pads.
Is it safe to drive with C0581?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelyActuator corroded or sluggish
- PossibleBrake pads worn beyond limit
- PossibleLow system voltage during apply
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
- 0.8–3 h
- Emissions test
- Usually unaffected
- Parts involved
- Epb Actuator, Epb Module, Brake Pads, Vehicle Power Supply
Related codes
- C057EBrake Booster Temperature Sensor A/B Correlation
- C057FBrake Booster Motor A Phase U-V-W Circuit/Open
- C0580Brake Booster Motor A Phase U-V-W Circuit Low
- C0582Brake Booster Motor A Phase U-V-W Circuit Range/Performance
- C0583Park Brake Release Performance
- C0584Brake Booster Motor B Phase U-V-W Circuit Low
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.