OBD-II code · Chassis
C0242 PCM Indicated ABS Malfunction
The powertrain control module reports a fault that the ABS module must consider (e.g. traction control engine torque request fault).
Is it safe to drive with C0242?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelyTraction control torque request fault
- PossibleBus communication loss
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
- Powertrain Control Module, ABS Control Module, Communication Bus
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.