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Inspection Procedure

  1. INSPECT POWER WINDOW REGULATOR SWITCH ASSY (PASSENGER SIDE) 
    1. Remove the switch.
    2. Measure the resistance of the switch when the switch is operated.

    Standard 

    POWER WINDOW REGULATOR SWITCH RESISTANCE SPECIFICATIONS

    Switch Condition Tester Connection Specified Condition
    AUTO UP 3 (A) - 8 (PCT) 1 (U) - 8 (PCT) Below 1 Ω
    UP 1 (U) - 8 (PCT) Below 1 Ω
    OFF - -
    DOWN 6 (D) - 8 (PCT) Below 1 Ω
    AUTO DOWN 3 (A) - 8 (PCT) 6 (D) - 8 (PCT) Below 1 Ω

    NG: REPLACE POWER WINDOW REGULATOR SWITCH ASSY (PASSENGER SIDE) 

    Fig 1: Identifying Power Window Regulator Switch Assy (Passenger Side) Connector Terminals
    G03000748Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    OK: Go to next step 

  2. CHECK WIRE HARNESS (POWER WINDOW REGULATOR SWITCH ASSY (PASSENGER SIDE) - PASSENGER DOOR ECU) 
    1. Disconnect the P10 switch connector.
    2. Disconnect the F16 and F17 ECU connectors.
    3. Measure the resistance of the wire harness side connectors.

    Standard 

    RESISTANCE SPECIFICATIONS

    Tester Connection Specified Condition
    P10-1 (U) - F16-23 (MUP) Below 1 Ω
    P10-3 (A) - F16-2 (AUTO) Below 1 Ω
    P10-4 (E) - F16-30 (PWE) Below 1 Ω
    P10-6 (D) - F16-25 (MDN) Below 1 Ω
    P10-8 (PCT) - F17-25 (WLS1) Below 1 Ω
    P10-1 (U) or F16-23 (MUP) - Body ground 10 kΩ or higher
    P10-3 (A) or F16-2 (AUTO) - Body ground 10 kΩ or higher
    P10-4 (E) or F16-30 (PWE) - Body ground 10 kΩ or higher
    P10-6 (D) or F16-25 (MDN) - Body ground 10 kΩ or higher
    P10-8 (PCT) or F17-25 (WLS1) - Body ground 10 kΩ or higher

    NG: REPAIR OR REPLACE HARNESS AND CONNECTOR 

    Fig 2: Identifying P10 Switch, F16 And F17 ECU Connector Terminals
    G03000749Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    OK: REPLACE PASSENGER DOOR ECU