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Symptom: LOOPBACK TEST FAILURE When Monitored and Set Condition: LOOPBACK TEST FAILURE When Monitored: Anytime the Power Sliding Door Module is awake. Set Condition: The Power Sliding Door Module did not receive its own transmitted message on the PCI bus back (loopback) for longer than 1 second. POSSIBLE CAUSES DTC PRESENT POWER SLIDING DOOR MODULE TEST ACTION APPLICABILITY 1 With the DRBIII t, record and erase DTC’s. Turn the ignition off, wait 10 seconds, then turn the ignition on. t, read ACTIVE DTCs. Does the DRBIII t display LOOPBACK TEST FAILURE? All Yes → Replace the Power Sliding Door Module. Perform BODY VERIFICATION TEST - VER 1. No → Using the wiring diagram/schematic as a guide, inspect the wiring and connectors for an intermittent condition. Operate the 1085 POWER DOORS - SLIDING |