OBD-II code · Chassis

C0112 ABS Activation Frequency Too High

ABS regulation cycles activate more frequently than the plausibility model allows.

Is it safe to drive with C0112?

Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.

Common causes

  • Most likelyWheel speed sensor signal noise
  • PossibleTone ring damaged

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
Often, with basic tools
Typical labour
0.5–3 h
Emissions test
Usually unaffected
Parts involved
ABS Control Module, Wheel Speed Sensors

Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.