Wiper Switch: Testing and Inspection

INSPECT WIPER AND WASHER SWITCH CONTINUITY
If continuity is not as specified, replace the switch.




INSPECT REAR WIPER AND WASHER SWITCH CONTINUITY
If continuity is not as specified, replace the switch.







Connector disconnected:
INSPECT WIPER AND WASHER SWITCH CIRCUIT
Disconnect the connector from the motor and inspect the connector on the wire harness side, as shown.
If circuit is not as specified, inspect the circuits connected to other parts.





INSPECT FRONT WASHER LINKED OPERATION
a. Connect the positive (+) lead from the battery to terminal 16 and the negative (-) lead to terminal 2.
b. Connect the positive (+) lead from the voltmeter to terminal 7 and the negative (-) lead to terminal 2.




c. Push in the washer switch, and check that the voltage changes as shown in the table.