OBD-II code · Chassis

C05FF 4WD/AWD Range Actuator Position Not Learned

Range actuator position reference not learned.

Is it safe to drive with C05FF?

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

Common causes

  • Most likelyCalibration not performed

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
0.3–1.5 h
Emissions test
Usually unaffected
Parts involved
Range Actuator

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