No PCM Bus Messages Received
NOTE:
After making any repairs, perform BODY VERIFICATION TEST
under VERIFICATION TESTS.
- Turn ignition on. Using scan tool, attempt to communicate with Powertrain Control Module (PCM). If scan tool identifies or communicates with PCM, go to next step. If scan tool does not identify or communicate with PCM, go to NO RESPONSE FROM PCM (PCI BUS) under COMMUNICATIONS.
- Using scan tool, erase DTCs. Turn ignition on and wait approximately one minute. Recheck for DTCs. If NO PCM BUS MESSAGES RECEIVED resets, replace instrument cluster. See ANALOG INSTRUMENT PANELS - CARAVAN, TOWN & COUNTRY, & VOYAGER article. If NO PCM BUS MESSAGES RECEIVED does not reset, test is complete.