How to Diagnose a Faulty Four Wheel Drive Switch

The most common symptom of a faulty Four Wheel Drive Switch is:

• Car does not switch between 2WD and 4WD

Here are a few ways you can troubleshoot a faulty Four Wheel Drive Switch

• First, please make sure you check the motor/s have been connected properly and go through the motor troubleshooting guide here, to eliminate motors as the culprit.
• Pry the switch off its housing to make sure the wires have not been dislodged.
• If the motor/s have been eliminated as the faulty part and the wires are connected properly on the switch, then, the fault is most likely the Four Wheel Drive Switch.

Updated on: 12/04/2021