Diagnostic Procedure

WARNING: This page is about a different car, the 2004 Dodge Dakota. However, it is still accessible from the selected car via links, so may be relevant.

FRONT WIPER MODE SWITCH SENSE CIRCUIT SHORTED TO GROUND - DIAGNOSTIC PROCEDURE

TEST	ACTION
1	Turn the ignition on. With the DRBIII(R), erase DTCs. Cycle the ignition off and on, leaving ignition key on for at least 15 seconds. Operate the Wiper system in all modes. With the DRBIII(R), read DTCs. Does the DTC reset? Go To 2 No --> Go To 6
2	Turn the ignition off. Disconnect the Front Wiper Switch. Disconnect the Central Timer Module. Measure the resistance between ground and the Front Wiper Intermittent Mode Sense circuit Is the resistance below 5.0 ohms? Repair the Front Wiper Intermittent Mode Sense Circuit for a short to Ground. Perform BODY VERIFICATION TEST - VER 1 . No --> Go To 3
3	Turn the ignition off. Disconnect the Front Wiper Switch. Disconnect the C8 Junction Block harness connector. Measure the resistance between ground and the Fused Ignition Switch Output circuit Is the resistance below 5.0 ohms? Repair the Fused Ignition Switch Output circuit for a short to Ground. Perform BODY VERIFICATION TEST - VER 1 . No --> Go To 4
4	Turn the ignition off. Disconnect the C8 Junction Block harness connector. Replace the circuit fuse. Turn the ignition on. Inspect the circuit fuse for an open. Is the fuse Open? Repair the Junction Block or other shared fused circuits for a short to Ground. Perform BODY VERIFICATION TEST - VER 1 . No --> Go To 5
5	Turn the ignition off. Disconnect the Central Timer Module harness connector. Disconnect the C8 Junction Block harness connector. Turn the Front Wiper Switch to the Intermittent selection. Measure the resistance between ground and the Front Wiper Intermittent Mode Sense circuit. Is the resistance below 5.0 ohms? Replace the Front Wiper Switch (Multi-Function Switch) in accordance with the Service Information. Perform BODY VERIFICATION TEST - VER 1 . No --> Replace the Central Timer module in accordance with the Service Information. Perform BODY VERIFICATION TEST - VER 1 .
6	The conditions necessary to set this DTC are not present at this time. Using the schematics as a guide, inspect the wiring and connectors specific to this circuit. Wiggle the wiring while checking for shorts and open circuits. Were there any problems found? Repair as necessary. Perform BODY VERIFICATION TEST - VER 1 . No --> Test Complete.