OBD-II code · Chassis
C0601 Active Air Dam Control Circuit/Open
Open circuit on active air dam actuator. The active air dam (front splitter) lowers at speed to reduce drag and lift.
Is it safe to drive with C0601?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelyWiring break
- Less likelyPin pushed back out of connector body
- Less likelyCracked solder joint inside the module or sensor
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
- Active Air Dam Actuator
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.