RAM SRT-10 Pickup V10-505 8.3L (2004)
Sunroof / Moonroof Motor: Testing and Inspection
NOTE: If there is no sunroof movement when the "OPEN" or "CLOSED" button are pushed but the sunroof operates when the "VENT" button is
pushed and held the sunroof motor/module is out of calibration. Complete the sunroof position calibration procedure prior to performing any sunroof
diagnostics.
The wire harness connectors for the sunroof motor/module are located above the vehicle headliner. Removal of the headliner may be necessary for
access to the connector and proper diagnosis of the motor/module. For complete circuit diagrams, The wiring information includes wiring diagrams,
proper wire and connector repair procedures, details of wire harness routing and retention, connector pin-out information and location views for the
various wire harness connectors, splices and grounds.
1. Verify that all other power accessories are in proper operating condition. If not, a common electrical problem may exist.
2. Disconnect the sunroof motor/module. Connect a test light between the harness connector pin 6 and a known good ground. The test light should
illuminate brightly. If OK, go to Step 3. If not OK repair the ground circuit as necessary.
3. Connect a test light between the harness connector pin 8 and a known good ground. The test light should illuminate brightly. If OK, go to Step 4.
If not OK repair the B+ circuit as necessary.
4. Turn the ignition key to the "RUN" position. Connect a test light between the harness connector pin 9 and a known good ground. The test light
should illuminate brightly. If OK, go to Step 5. If not OK repair the Accessory Delay circuit as necessary.
5. Using an ohmmeter check the sunroof switch feed circuit for continuity between the sunroof motor/module and sunroof switch. Continuity should
be present. If OK replace the inoperative motor/module. If not OK repair the sunroof switch feed circuit as necessary.