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Symptom: FRONT COURTESY LAMPS OUTPUT SHORT When Monitored and Set Condition: FRONT COURTESY LAMPS OUTPUT SHORT When Monitored: Anytime the BCM is active. Set Condition: When the voltage of the Headlamp Switch MUX Return circuit falls below 5.0 volts for 10 seconds. POSSIBLE CAUSES INTERMITTENT CONDITION FRONT COURTESY LAMP OUTPUT CIRCUIT SHORT BODY CONTROL MODULE OVERHEAD CONSOLE TEST ACTION APPLICABILITY 1 Turn the ignition on. t, clear all BCM DTC’s. Turn the courtesy lamps on. t, read the DTC information. Does the DRBIII t read: Front Courtesy Lamps Output Short? All Yes → Go To 2 No → The condition that caused the symptom is currently not present. Inspect the related wiring for a possible intermittent condition. 2 Turn the ignition off. All Yes → Repair the Front Courtesy Lamp Output circuit for a short condition. No → Go To 3 3 Turn the ignition off. All Yes → Replace the Overhead Console. Perform BODY VERIFICATION TEST - VER 1. No → Replace the Body Control Module. Perform BODY VERIFICATION TEST - VER 1. 667 INTERIOR LIGHTING |