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Inspection Procedure

  1. INSPECT POWER WINDOW REGULATOR MOTOR 
    1. Remove the power window motor.
      Fig 1: Removing Power Window Motor
      G04967129Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Apply battery voltage to the motor connector according to the table below.
    NOTE: Do not apply battery voltage to any terminals except terminals 1 and 2.
    POWER WINDOW REGULATOR MOTOR

    Measurement Condition Specified Condition
    Battery positive (+) → Terminal 1
    Battery negative (-) → Terminal 2    		 Motor gear rotates clockwise
    Battery positive (+) → Terminal 2
    Battery negative (-) → Terminal 1    		 Motor gear rotates counterclockwise

    NG: REPLACE POWER WINDOW REGULATOR MOTOR 

    OK: GO TO NEXT STEP 

  2. CHECK WIRE HARNESS (WINDOW REGULATOR MOTOR - WINDOW REGULATOR SWITCH) 
    1. Disconnect the K1 and K3 connectors.
      Fig 2: Identifying K1 And K3 Connectors Terminals
      G04981094Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Measure the resistance according to the value(s) in the table below.

    Standard resistance 

    WINDOW REGULATOR MOTOR - WINDOW REGULATOR SWITCH

    Tester Connection Condition Specified Condition
    K1-4(U)-K3-1 Always Below 1 Ω
    K1-1(D)-K3-2 Always Below 1 Ω
    K1-4 (U) - Body ground Always 10 kΩ or higher
    K1-1(D)-Body ground Always 10 kΩ or higher

    NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

    OK: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE 

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