Wiper Motor: Testing and Inspection

INSPECTION




1. INSPECT WINDSHIELD WIPER MOTOR ASSEMBLY
a. Check the Lo operation.
1. Connect the battery positive (+) lead to terminal 1 (+1) of the connector and the battery negative (-) lead to terminal 5 (E).
2. Check that the motor operates at low speed (LO).

b. Check the Hi operation.
1. Connect the battery positive (+) lead to terminal 4 (+2) of the connector and the battery negative (-) lead to terminal 5 (E).
2. Check that the motor operates at high speed (HI).

c. Check the automatic stop operation.
1. Connect the battery positive (+) lead to terminal 1 (+1) of the connector and the battery negative (-) lead to terminal 5 (E).
2. With the motor being rotated at low speed (LO) disconnect terminal 1(+1) to stop the wiper motor operation at any position other than the automatic stop position.
3. Using SST, connect terminals 1(+1) and 3 (S).
SST 09843-18040

4. Connect the positive (+) lead from the battery to terminal 2 (B).
5. Check that the motor stops running at the stop position after the motor operates again.




6. Check the automatic stop position.
OK: See the illustration.