RAM 2500 Van V8-318 5.2L VIN T Magnum CNG SFI (1997)
Washer Fluid Level Indicator: Testing and Inspection
The diagnosis found here addresses an inoperative low washer fluid warning lamp condition. If the problem being diagnosed is related to lamp accuracy,
be certain to confirm that the problem is with the lamp or switch and not with a damaged or empty washer fluid reservoir. Inspect the reservoir for proper
fluid level and signs of damage or distortion that could affect switch performance before you proceed with lamp diagnosis.
1. Unplug the wire harness connector from the washer fluid level switch. Install a jumper wire between the two cavities of the wire harness connector.
Turn the ignition switch to the On position. The lamp should light. Remove the jumper wire and the lamp should go off. If OK, replace the faulty
washer fluid level switch. If not OK, go to Step 2.
2. Turn the ignition switch to the Off position. Check for continuity between the ground circuit cavity of the washer fluid level switch wire harness
connector and a good ground. There should be continuity If OK, go to Step 3. If not OK, repair the open circuit as required.
3. Disconnect and isolate the battery negative cable. Remove the instrument cluster bezel and the cluster assembly. Unplug the cluster printed circuit
wire harness connector 1. Check for continuity between the washer fluid switch sense circuit cavity of the printed circuit wire harness connector 1
and a good ground. There should be no continuity. If OK, go to Step 4. If not OK, repair the short circuit as required.
4. Check for continuity between the washer fluid switch sense circuit cavities of the printed circuit wire harness connector 1 and the washer fluid
level switch wire harness connector. There should be continuity. If OK, replace the faulty bulb. If not OK, repair the open circuit as required.