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Inspection Procedure

  1. INSPECT POWER WINDOW REGULATOR MASTER SWITCH ASSY 
    1. Remove the switch.
    2. Measure the resistance of the switch when the switch is operated.

    Standard 

    POWER WINDOW REGULATOR MASTER SWITCH RESISTANCE SPECIFICATIONS

    Switch Condition Tester Connection Specified Condition
    AUTO UP 6 (PW) - 20 (DUP) 6 (PW) - 16 (AUTO) Below 1 Ω
    UP 6 (PW) - 20 (DUP) Below 1 Ω
    OFF - -
    DOWN 6 (PW) - 11 (DDN) Below 1 Ω
    AUTO DOWN 6 (PW) - 11 (DDN) 6 (PW) - 16 (AUTO) Below 1 Ω

    NG: REPLACE POWER WINDOW REGULATOR MASTER SWITCH ASSY 

    Fig 1: Identifying Power Window Regulator Master Switch Connector Terminals
    G03000744Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    OK: Go to Next Step. 

  2. CHECK WIRE HARNESS (POWER WINDOW REGULATOR MASTER SWITCH ASSY - DRIVER DOOR ECU) 
    1. Disconnect the P13 switch connector.
    2. Disconnect the D24 ECU connector.
    3. Measure the resistance of the wire harness side connectors.

    Standard 

    RESISTANCE SPECIFICATIONS

    Tester Connection Specified Condition
    P13-6 (PW) - D24-22 (PWS) Below 1 Ω
    P13-10 (E) - D24-30 (PWE) Below 1 Ω
    P13-16 (AUTO) - D24-2 (AUTO) Below 1 Ω
    P13-20 (DUP) - D24-23 (MUP) Below 1 Ω
    P13-11 (DDN) - D24-25 (MDN) Below 1 Ω
    P13-6 (PW) or D24-22 (PWS) - Body ground 10 kΩ or higher
    P13-10 (E) or D24-30 (PWE) - Body ground 10 kΩ or higher
    P13-16 (AUTO) or D24-2 (AUTO) - Body ground 10 kΩ or higher
    P13-20 (DUP) or D24-23 (MUP) - Body ground 10 kΩ or higher
    P13-11 (DDN) or D24-25 (MDN) - Body ground 10 kΩ or higher

    NG: REPAIR OR REPLACE HARNESS AND CONNECTOR 

    Fig 2: Identifying P13 Switch And D24 ECU Connector Terminals
    G03000745Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    OK: REPLACE DRIVER DOOR ECU