OBD-II code · Chassis

C0093 4WD/AWD Power Transfer Unit Temperature Sensor

Fault on PTU temperature sensor.

Is it safe to drive with C0093?

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

Common causes

  • Most likelySensor failed

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
Parts involved
Ptu Temp Sensor

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