Highlander 2WD V6-3.0L (1MZ-FE) (2003)
Wiper Switch: Testing and Inspection
WINDSHIELD WIPER SWITCH ASSEMBLY
a. Continuity Check
1. Check the continuity of each terminal of the connector
Front Wiper Switch
Front Washer Switch
Rear Wiper Switch
b. Intermittent Operation Check (Front Wiper)
1. Connect the positive (+) lead from the voltmeter to terminal 7 (+1) and the negative (-) lead to terminal 2 (EW).
2. Connect the positive (+) lead from the battery to terminal 17 (+B) and the negative (-) lead to terminal 2 (EW) and 16 (+S).
3. Turn the wiper switch INT position.
4. Connect the positive (+) lead from the battery for 5 sec.
5. Connect the negative (-) lead from the battery to terminal 16 (+5), operate the intermittent wiper relay and check voltage between terminal