OBD Guide

C0095

4WD/AWD Rear Differential Unit Actuator A

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$167–444 (est.)

Symptoms

  • Check Engine Light Is On
  • Problems with switching drive modes
  • Unusual noises from the rear of the car
  • Reduced all-wheel drive efficiency

Causes

  • Actuator motor malfunction
  • Wiring Harness Problems
  • Mechanical damage to the differential
  • Low differential oil level
  • Malfunction of the four-wheel drive control unit

How to Fix

  1. Check the level and condition of the oil in the differential
  2. Diagnose the actuator electrical circuit
  3. Check the resistance of the motor windings
  4. Inspect the mechanical components of the differential
  5. If necessary, replace the actuator or its components

Related codes

Error C0095 by Vehicle Brand