OBD-II code · Chassis

C0080 Wheel Speed Mismatch (Front Axle)

Front axle wheel speeds differ beyond the plausibility threshold over time. Often caused by mismatched tyre rolling circumference or a partially failing sensor.

Is it safe to drive with C0080?

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

Common causes

  • Most likelyMixed tyre sizes or worn tyre on one side
  • PossibleOne sensor drifting

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
0.3–2 h
Emissions test
Usually unaffected
Parts involved
Wheel Speed Sensor Fl, Wheel Speed Sensor Fr, Tyres

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