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Symptom: LOSS OF BCM MESSAGES When Monitored and Set Condition: LOSS OF BCM MESSAGES When Monitored: Whenever the ignition is on. Set Condition: If the PSD Module losses communication with the BCM for over 5 seconds, this code will set. POSSIBLE CAUSES ATTEMPT TO COMMUNICATE WITH THE BODY CONTROL MODULE POWER SLIDING DOOR MODULE - LOSS OF BCM MESSAGES TEST ACTION APPLICABILITY 1 Turn the ignition on. t, enter Body then Body Computer. Was the DRBIII t able to I/D or communicate with the BCM? All Yes → Go To 2 No → Refer to the Communication category for the related symptom(s). 2 With the DRBIII t, erase DTC’s. Cycle the ignition switch from off to on and wait approximately 1 minute. t, read DTC’s. Did this DTC reset? All Yes → Replace the Power Sliding Door Module. Perform BODY VERIFICATION TEST - VER 1. No → Test Complete. 919 POWER DOORS - SLIDING |