OTIS Module Messages Not Received
NOTE:
After making any repairs, perform BODY VERIFICATION TEST under VERIFICATION TESTS.
- Turn ignition on. Using scan tool, attempt to communicate with Overhead Console (OTIS). If scan tool communicates with OTIS, go to next step. If scan tool does not communicate with OTIS, go to NO RESPONSE FROM OVERHEAD CONSOLE .
- Using scan tool, erase DTCs. Turn ignition off and on. Wait a minimum of one minute. Using scan tool, check for DTCs. If DTC resets, replace Body Control Module (BCM). See BODY CONTROL MODULE under REMOVAL & INSTALLATION. If DTC does not reset, testing is complete.