Front Wiper Motor Inspection

Vehicle Exterior. Corolla. Zre142 Aze141
Wiper Washer. Corolla. Zre142 Aze141

  1. INSPECT WINDSHIELD WIPER MOTOR ASSEMBLY

Front Wiper Motor -- Inspection



1. INSPECT WINDSHIELD WIPER MOTOR ASSEMBLY


Corolla. Zre142 Aze141.Wiper Washer.Wiper And Washer System.Front Wiper Motor Inspection

  1. Check LO operation.

    1. Connect a battery positive (+) lead to terminal 5 (+1) and a negative (-) lead to terminal 4 (E), and check that the motor operates at low speed (LO).

      OK:
      Motor operates at low speed (LO).

  1. Check HI operation.

    1. Connect a battery positive (+) lead to terminal 3 (+2) and a negative (-) lead to terminal 4 (E), and check that the motor operates at high speed (HI).

      OK:
      Motor operates at high speed (HI).


  1. Check automatic stop operation.

    1. Connect a battery positive (+) lead to terminal 5 (+1) and a negative (-) lead to terminal 4 (E). With the motor rotating at low speed (LO), disconnect terminal 5 (+1) to stop the wiper motor operation at any position other than the automatic stop position.

    2. Using SST, connect terminals 1 (+S) and 5 (+1). Then connect a battery positive (+) lead to terminal 2 (B) and a negative (-) lead to terminal 4 (E) to restart the motor operation at low speed (LO).

      SST
      09843-18040


      3. Corolla. Zre142 Aze141.Wiper Washer.Wiper And Washer System.Front Wiper Motor Inspection

    3. Check that the motor stops automatically at the automatic stop position.

      OK:
      Motor stops automatically at the automatic stop position.
      If the result is not as specified, replace the motor assembly.