OBD-II code · Chassis
C0500 Anti-lock Brake System Disabled
A general status code indicating that ABS function has been disabled by the brake control module. It is set in addition to the underlying root-cause code that disabled ABS.
Is it safe to drive with C0500?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelyUnderlying ABS fault disables function
- PossibleCommunication bus fault to ABS module
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
- 0.3–4 h
- Emissions test
- Usually unaffected
- Parts involved
- ABS Control Module, Brake System, Communication Bus
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.