OBD-II code · Chassis
C0084 Traction Active Indicator
Traction control active indicator lamp circuit fault.
Is it safe to drive with C0084?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelyLamp circuit or bulb fault
Symptoms
- ABS warning light on
- ESC/stability control deactivated
- Possible reduced brake assist
- Speedometer may behave erratically
Repair at a glance
- Difficulty
- Easy
- DIY friendly
- Often, with basic tools
- Typical labour
- 0.1–0.5 h
- Emissions test
- Usually unaffected
- Parts involved
- Tcs Active Lamp
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.