OBD-II code · Chassis
C0860 Trailer Stability Assist Performance
The trailer stability assist function detects implausible trailer sway response or sensor input.
Is it safe to drive with C0860?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- PossibleTrailer module communication fault
- PossibleYaw sensor drift
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
- 0.5–3 h
- Emissions test
- Usually unaffected
- Parts involved
- ABS Control Module, Trailer Recognition Module, Yaw Rate Sensor
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.