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B182D–ALL DOOR LOCK CONTROL CIRCUIT LOW– CLUSTER (CONTINUED) For the Power Door Lock circuit diagram (Refer to 8 - ELECTRICAL/POWER LOCKS - SCHEMATICS AND DIA- For a complete wiring diagram Refer to Section 8W. • When Monitored: • Set Condition: Possible Causes (P777) DOOR LOCK RELAY CONTROL CIRCUIT SHORT TO GROUND JUNCTION BLOCK INSTRUMENT CLUSTER Theory of Operation If the (P777) Door Lock Relay Control circuit has been shorted to ground for any length of time, the door latch Diagnostic Test 1. TEST FOR INTERMITTENT CONDITION With the scan tool, record and erase DTC’s Operate the door locks several times. Cycle the ignition from on to off. Turn the ignition on. With the scan tool, read DTC’s. Does the scan tool display ALL DOOR LOCK RELAY CONTROL CIRCUIT LOW? Yes >> Go To 2 No >> The conditions that caused this code to set are not present at this time. Using the wiring diagram/sche- matic as a guide, inspect the wiring and connectors. Perform BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL 8N - 56 POWER LOCKS - ELECTRICAL DIAGNOSTICS WK |