FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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MSM-PCI Bus Shorted To Battery







MSM-PCI BUS SHORTED TO BATTERY

For a complete wiring diagram Consult Diagrams/Electrical

- When Monitored:
Continuously.

- Set Condition:
Anytime the module detects a short to battery on the PCI Bus circuit. DTC will mature immediately.





1. INSPECT HARNESS FOR INTERMITTENT CONDITION
NOTE: For this code to be active, the scan tool will not be able to communicate with any modules on the vehicle (except the PCM).

With the engine running at normal operating temperature, wiggle the wiring harnesses. This is to try and duplicate the complete bus failure condition.
Search for any Technical Service Bulletins (TSB) that may apply.
Visually inspect the related wiring harness. Look for any chafed, pierced, pinched, or partially broken wires.
Visually inspect the related wiring harness connectors. Look for broken, bent, pushed out, or corroded terminals.
Were any of the above conditions present?

Yes

- Repair as necessary.

No

- The conditions that set the DTC are not present at this time. Test complete.