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Symptom: DRIVER CYLINDER LOCK SWITCH SHORT TO GROUND - DDM When Monitored and Set Condition: DRIVER CYLINDER LOCK SWITCH SHORT TO GROUND - DDM When Monitored: Whenever the Driver Door Module is awake. Set Condition: If the voltage on the Driver Cylinder Lock Switch Mux circuit is pulled below 0.5 volts for over 10 seconds, this code will set. POSSIBLE CAUSES DTC PRESENT DRIVER CYLINDER LOCK SWITCH SHORT TO GROUND DRIVER CYLINDER LOCK SWITCH MUX CIRCUIT SHORT TO GROUND DRIVER DOOR MODULE TEST ACTION APPLICABILITY 1 With the DRBIII t, record and erase DTC’s. Cycle the ignition switch from ON to OFF to ON. t, read DTC’s. Remove the key from the ignition and operate the Driver Cylinder Lock Switch t. Wait 10 seconds. t display DRIVER CYLINDER LOCK SWITCH SHORT TO GROUND? All Yes → Go To 2 No → Check for any binding condition with the cylinder lock and linkage. 2 Disconnect the Driver Cylinder Lock Switch connector. t, read the active DTCs. Does the DRBIII t display: DRIVER CYLINDER LOCK SWITCH SHORT TO GROUND? All No → Replace the Driver Cylinder Lock Switch. Perform BODY VERIFICATION TEST - VER 1. Yes → Go To 3 789 POWER DOOR LOCKS/RKE |