Front Passenger Side Power Window Auto Up / Down Function does not Operate with Front Passenger Side Power Window Switch [12/2024 - ]: Procedure

2025 Toyota 4Runner SR5, RWDSECTION Procedure
  1. PERFORM INITIALIZATION 
    1. Initialize the power window regulator motor assembly RH (for front door).

      Refer to REGISTRATION [12/2024 - ]

    2. Check that the front passenger door power window moves when the auto up and down functions of the power window regulator switch assembly (for front passenger door) are operated.

      Refer to OPERATION CHECK [12/2024 - ]

      OK

      Front passenger door auto up and down functions are normal.

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    END (PROBLEM DUE TO INITIALIZATION FAILURE) 

    Result: 

    NG 

    See step  2

  2. READ VALUE USING GTS 
    1. Read the Data List according to the display on the GTS.

      Body Electrical > Main Body > Data List 

      Tester Display Measurement Item Range Normal Condition Diagnostic Note
      P Door Power Window AUTO Switch Front passenger door power window auto switch OFF or ON OFF: Auto up or auto down switch not being operated
      ON: Auto up or auto down switch being operated
      -

      Body Electrical > Main Body > Data List 

      Tester Display
      P Door Power Window AUTO Switch

      OK

      On the GTS screen, ON or OFF is displayed accordingly.

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY RH (for Front Door) 

    Refer to REMOVAL [12/2024 - ]

    Result: 

    NG 

    See step  3

  3. INSPECT POWER WINDOW REGULATOR SWITCH ASSEMBLY (for Front Passenger Door) 

    Refer to INSPECTION [12/2024 - ]

    Result

    Proceed to
    OK
    NG

    Result: 

    NG 

    REPLACE POWER WINDOW REGULATOR SWITCH ASSEMBLY (for Front Passenger Door) 

    Refer to REMOVAL [12/2024 - ]

    Result: 

    OK 

    See step  4

  4. CHECK HARNESS AND CONNECTOR (POWER WINDOW REGULATOR SWITCH ASSEMBLY (for Front Passenger) - POWER WINDOW REGULATOR MOTOR ASSEMBLY RH (for Front Door)) 
    1. Disconnect the M8 power window regulator switch assembly (for front passenger door) connector.
    2. Disconnect the M9 power window regulator motor assembly RH (for front door) connector.
    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      M8-8 (AUTO) - M9-4 (AUTO) Always Below 1 Ω
      M8-8 (AUTO) or M9-4 (AUTO) - Body ground Always 10 kΩ or higher

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE HARNESS OR CONNECTOR 

    Result: 

    OK 

    See step  5

  5. CHECK POWER WINDOW REGULATOR MOTOR ASSEMBLY RH (for Front Door) 
    1. Connect the M9 power window regulator motor assembly RH (for front door) connector.
    2. Measure the voltage according to the value(s) in the table below.

      Standard Voltage

      Tester Connection Switch Condition Specified Condition
      M8-8 (AUTO) - Body ground Ignition switch ON 11 to 14 V

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) 

    Refer to REMOVAL [12/2024 - ]

    Result: 

    NG 

    REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY RH (for Front Door) 

    Refer to REMOVAL [12/2024 - ]

RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.