<p><strong>The most common symptom of a faulty Four Wheel Drive Switch is:</strong></p>

<p>1. Car does not switch between 2WD and 4WD</p>

<p><br>
<strong>Here are a few ways you can troubleshoot a faulty Four Wheel Drive Switch</strong></p>

<ol>
 <li>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.</li>
 <li>Pry the switch off its housing to make sure the wires have not been dislodged.</li>
 <li>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.</li>
</ol>