OBD-II code · Chassis

C065D Right Front Wheel Speed Sensor B Correlation

Right Front Wheel Speed Sensor B Correlation: the value does not correlate with the related sensor or expected pattern. Wheel-speed signals feed ABS, ESC, traction control and the speedometer.

Is it safe to drive with C065D?

The car may go into limp mode (reduced power). Get it diagnosed before a long trip.

Common causes

  • Most likelySensor or tone ring fault

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
1–3 h
Emissions test
Usually unaffected
After the fix
A drive cycle is needed before the light stays off
Parts involved
Rf Wss B, Rf Wss

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