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Home >> Lexus >> 2004 >> ES 330 V6-3.3L (3MZ-FE) >> Repair and Diagnosis >> Wiper and Washer Systems >> Wiper Motor >> Testing and Inspection
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Wiper Motor: Testing and Inspection




WINDSHIELD WIPER MOTOR ASSY

a. LO Operation Check
1. Connect the battery (+) to terminal 1 (+1) of the connector, the battery (-) to terminal 5 (E) of the connector, and check that the motor operates with low speed (LO).

b. HI Operation Check
1. Connect the battery (+) to terminal 4 (+2) of the connector, the battery (-) to terminal 5 (E) of the connector, and check that the motor operates with high speed (HI).

c. Automatic Stop Operation Check
1. Connect the battery (+) to terminal 1 (+1) of the connector, the battery (-) to terminal 5 (E) of the connector. With the motor being rotated at low speed (LO), disconnect terminal 1 (+1) to stop the wiper motor operation at any position except the automatic stop position.
2. Using a SST, connect terminal 1 (+1) and 3 (S), and the battery (+) to terminal 2 (B) to restart the motor operation at low speed.
SST 09843-18040




3. Check the automatic stop position.
Standard: See the illustration.
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