RAM 1500 Truck 4WD V8-5.9L VIN Z (2002)
and a good ground. There should be no continuity. If OK, go to Step 5. If not OK, repair the shorted remote radio switch ground circuit to the IPM
as required.
5. Check for continuity between the remote radio switch ground circuit cavities of the steering wheel wire harness connectors for both remote radio
switches and the 22-way instrument panel wire harness connector for the IPM. There should be continuity. If OK, refer to the proper Diagnostic
Procedures manual to test the IPM and the PCI data bus. If not OK, repair the open remote radio switch ground circuit as required.