Loopback Test Failure
WARNING: This page is about a different car, the 2002 Dodge Grand Caravan, 2002 Dodge Caravan, 2002 Chrysler Voyager, and 2002 Chrysler Town & Country. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
After making any repairs, perform BODY VERIFICATION TEST under VERIFICATION TESTS.
Using scan tool, record and erase DTCs. Turn ignition off. Wait 10 seconds. Turn ignition on. Operate power sliding door from open to full closed position several times if possible. Recheck for DTCs. If LOOPBACK TEST FAILURE resets, replace Power Sliding Door Module (PSDM). See POWER SLIDING DOOR MODULE under REMOVAL & INSTALLATION. If LOOPBACK TEST FAILURE does not reset, system is operating properly at this time. Check for intermittent poor connections or faulty circuits.