Wrangler 4WD L4-150 2.5L VIN P MFI (1998)
Wiper Switch: Testing and Inspection
FRONT
Perform the diagnosis for the windshield wiper system and/or washer system as described before testing the windshield wiper and washer switch.
WARNING: ON VEHICLES EQUIPPED WITH AIRBAGS, REFER TO AIRBAGS BEFORE ATTEMPTING ANY STEERING WHEEL,
STEERING COLUMN, OR INSTRUMENT PANEL COMPONENT DIAGNOSIS OR SERVICE. FAILURE TO TAKE THE PROPER
PRECAUTIONS COULD RESULT IN ACCIDENTAL AIRBAG DEPLOYMENT AND POSSIBLE PERSONAL INJURY.
1. Disconnect and isolate the battery negative cable.
2. Remove the windshield wiper and washer switch from the steering column and unplug the wire harness connector from the switch.
Windshield Wiper Switch And Washer Switch Continuity
3. Using an ohmmeter, perform the switch continuity checks at the switch terminals as shown in the Windshield Wiper Switch and Washer Switch
Continuity chart.
4. If the switch fails any of the continuity checks, replace the faulty switch. If the switch is OK, repair the wiper system and/or washer system wire
harness circuits as required.
REAR
Perform the diagnosis for the rear wiper system and/or washer system as described before testing the rear wiper and washer switch.
WARNING: ON VEHICLES EQUIPPED WITH AIRBAGS, REFER TO AIRBAGS BEFORE ATTEMPTING ANY STEERING WHEEL,
STEERING COLUMN, OR INSTRUMENT PANEL COMPONENT DIAGNOSIS OR SERVICE. FAILURE TO TAKE THE PROPER
PRECAUTIONS COULD RESULT IN ACCIDENTAL AIRBAG DEPLOYMENT AND POSSIBLE PERSONAL INJURY.
1. Remove the accessory switch bezel from the instrument panel.