Important: Complete the following procedures before using the symptom tables.
• | No DTCs are set. |
• | The control modules can communicate via the serial data link. |
• | Inspect for aftermarket devices which can affect the operation of the power sunroof system. |
• | Inspect the accessible system components for obvious damage or for conditions which can cause the symptom. |
Bad electrical connections or wiring may cause intermittent conditions. Refer to Testing for Intermittent Conditions and Poor Connections .
Refer to a symptom diagnostic procedure from the following list in order to diagnose the symptom: