Windshield Wiper Motor Switch
Rebuilding the windshield wiper switch is simple and straightforward. Special thanks to Derek S for providing the photos.

Windshield Wiper

Since I don’t know what’s what at the motor end, I can’t really explain what’s going on here, exactly.  Something looks odd on my FSM wiring diagram, so this is my best guess until I can do some more research.    

Washer Pump

Pushing the windshield washer switch puts +12V from the fusebox out to the pump.
Fig 1. Wiper switch/motor wiring
Fig 2. Windshield Washer Switch
Fig 3. Headlight module on top (when installed in car), wiper module on the bottom.
Fig 4. Carefully pry back 4-tabs
Fig 5. Carefully clean all contacts
Fig 6. Be careful! these will fall out
Fig 7. After cleaning contacts, add a little grease on spring bottoms
Fig 8. Re-bend the tabs back into place.

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