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Inspection Procedure

  1. INSPECT POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY 
    1. Disconnect the M1 connector.
      2. Fig 1: Identifying M1 Connector Terminals
      G05014886Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Measure the voltage and resistance according to the value (s) in the table below.

    Standard voltage 

    VOLTAGE SPECIFICATION

    Tester Connection Condition Specified Condition
    6 (B) - Body ground Power switch on (IG) 10 to 14 V

    Standard resistance 

    RESISTANCE SPECIFICATION

    Tester Connection Condition Specified Condition
    1 (E) - Body ground Always Below 1 Ω

    NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

    OK: GO to Next Step 

  2. INSPECT POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY 
    1. Measure the resistance according to the value (s) in the table below.

    Standard resistance 

    RESISTANCE SPECIFICATION

    Tester Connection Condition Specified Condition
    1 (E) - 3 (DU) OFF Below 1 Ω
    1 (E) - 4 (DD) Below 1 Ω
    1 (E) - 10 (RRU) Lock/Unlock switch UNLOCK (Below 1 Ω) → LOCK (10 kΩ or higher)
    1 (E) - 12 (RLU)
    1 (E) -13 (RLD)
    1 (E) - 15 (PD)
    1 (E) - 16 (PU)
    1 (E) - 18 (RRD)
    Fig 2: Identifying Power Window Regulator Master Switch Connector
    G05014887Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    NG: REPLACE POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY 

    OK: GO to Next Step 

  3. CHECK WIRE HARNESS (POWER WINDOW MASTER SWITCH - FRONT LH, REAR LH/RH SWITCH) 
    1. Disconnect the M1 and H6 (K1, J1) connectors.
      2. Fig 3: Identifying M1 And H6 (K1, J1) Connector Terminals
      G04981076Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Measure the resistance according to the value (s) in the table below.

      Standard resistance: 

      Front RH side 

      RESISTANCE SPECIFICATION

      Tester Connection Condition Specified Condition
      M1-16 (PU) - H6-5 (SU) Always Below 1 Ω
      M1-15 (PD) - H6-2 (SD) Always Below 1 Ω
      M1-16 (PU) - Body ground Always 10 kΩ or higher
      M1-15 (PD) - Body ground Always 10 kΩ or higher

      Rear LH side 

      RESISTANCE SPECIFICATION

      Tester Connection Condition Specified Condition
      M1-12 (RLU) - K1-5 (SU) Always Below 1 Ω
      M1-13 (RLD) - K1-2 (SD) Always Below 1 Ω
      M1-12 (RLU) - Body ground Always 10 kΩ or higher
      M1-13 (RLD) - Body ground Always 10 kΩ or higher

      Rear RH side 

      RESISTANCE SPECIFICATION

      Tester Connection Condition Specified Condition
      M1-10 (RRU) - J1-5 (SU) Always Below 1 Ω
      M1-18 (RRD) - J1-2 (SD) Always Below 1 Ω
      M1-10 (RRU) - Body ground Always 10 kΩ or higher
      M1-18 (RRD) - 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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