Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

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Wiper/Washer Switch Input Test

Wiper/Washer Switch Input Test

1. Remove the wiper/washer switch.






2. With the connector connected, make these input tests at the connector.
- If a test indicates a problem, find and correct the cause, then recheck the system.
- If the input tests prove OK, go to step 3.






3. Disconnect the connector from the windshield wiper/washer switch.
- If the test indicates a problem, find and correct the cause, then recheck the system.
- If the input test prove OK, go to wiper/washer switch test.