Diagnostic Test

VERIFY DTC IS ACTIVE
1. Turn the ignition on.
2. With the scan tool, read the active DTCs.
  Does the scan tool display; U0168-00-LOST COMMUNICATION WITH INTRUSION TRANSCEIVER MODULE as Active?
  
  Yes
  - Refer to the BODY CONTROL MODULE (BCM) - DIAGNOSTIC CODE INDEX article and perform the U0168-00-LOST COMMUNICATION WITH INTRUSION TRANSCEIVER MODULE.
  No
  - Refer to DIAGNOSIS AND TESTING and perform the STORED LOST COMMUNICATION DTCs diagnostic procedure.