Diagnostic Procedure
WARNING: This page is about a different car, the 2005 Jeep Liberty. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSTIC PROCEDURE - NO PCI BUS MESSAGES RECEIVED
| TEST | ACTION | APPLICABILITY |
|---|---|---|
| 1 | Turn the ignition on.
NOTE:
When the Instrument Cluster detects no PCI Bus, the VF will display "no bus". With the DRBIII®, attempt to communicate with other modules on the PCI Bus. Was the DRBIII® able to communicate with other modules? Yes --> Go To 2 No --> Refer to the COMMUNICATION CATEGORY for the related symptom(s). Perform BODY VERIFICATION TEST - VER 1 . |
All |
| 2 | Turn the ignition on. With the DRBIII®, select System Monitors, then J1850 Module Scan. Does the DRBIII® display MIC PRESENT on the BUS? Yes --> Go To 3 No --> Refer to symptom "NO RESPONSE FROM INSTRUMENT CLUSTER IN THE COMMUNICATION " category. Perform BODY VERIFICATION TEST - VER 1 . |
All |
| 3 | With the DRBIII®, erase DTCs. Cycle the ignition and wait approximately 1 minute. With the DRBIII®, read DTCs. Did this DTC reset? Yes --> Replace the Instrument Cluster in accordance with the Service Information. Perform BODY VERIFICATION TEST - VER 1 . No --> The condition is not present at this time. Monitor DRBIII® parameters while wiggling the related wire harness. Refer to any Technical Service Bulletins that may apply. Visually inspect the related wiring harness and connector terminals. Perform BODY VERIFICATION TEST - VER 1 . |
All |