Front Wiper Motor

WIPER / WASHER: FRONT WIPER MOTOR: INSPECTION

1. INSPECT WINDSHIELD WIPER MOTOR ASSEMBLY

(a) Place matchmarks on the motor shaft and housing.

(b) Check the LO operation.





(1) Connect the positive (+) lead of the battery to terminal 1 (+1) and the negative (-) lead to terminal 5 (E), and then check that the motor operates at low speed (LO).

OK:

The motor operates at low speed (LO).

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(c) Check the HI operation.





(1) Connect the positive (+) lead of the battery to terminal 4 (+2) and the negative (-) lead to terminal 5 (E), and then check that the motor operates at high speed (HI).

OK:

The motor operates at high speed (HI).

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(d) Check the automatic stop operation.





(1) Connect the positive (+) lead of the battery to terminal 1 (+1) and the negative (-) lead to terminal 5 (E). With the motor operating at low speed (LO), disconnect terminal 1 (+1) to stop the wiper motor operation at any position other than the automatic stop position.

(2) Using SST, connect terminals 3 (+S) and 1 (+1). Then connect the positive (+) lead of the battery to terminal 2 (B) and the negative (-) lead to terminal 5 (E) to restart the motor operation at low speed (LO).

(3) Check that the motor stops automatically at the position where the matchmarks align.

OK:

The motor stops automatically at the position where the matchmarks align.

If the result is not as specified, replace the windshield wiper motor assembly.

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