Sienna AWD V6-3.5L (2GR-FE) (2007)
Wiper Switch: Testing and Inspection
WIPER SWITCH
INSPECTION
1. INSPECT WINDSHIELD WIPER SWITCH ASSEMBLY
a. Continuity Check
1. Check the continuity between each of the terminals of the connector.
b. Intermittent Operation Check
1. Connect the voltmeter (+) terminal to the terminal 7 (+1) of the connector, the voltmeter (-) terminal to the terminal 2 (EW) of the
connector.
2. Connect the battery (+) to the terminal 17 (+B) of the connector, the battery (-) to the terminal 2 (EW) and the terminal 16 (+S) of the
connector.
3. Turn the wiper switch into the INT position.
4. Connect the battery (+) to the terminal 16 (+S) of the connector for 5 seconds.