2021 Lexus GX 460 BaseFACTORY OEM SERVICE PROCEDURE

Customize Parameters [08/2015 - ]: Procedure

  1. CUSTOMIZE POWER WINDOW CONTROL SYSTEM 

    HINT: 

    The following items can be customized.

    NOTE:
    • When the customer requests a change in a function, first make sure that the function can be customized.
    • Record the current settings before customizing.
    1. Customizing with the Techstream
      1. Connect the Techstream to the DLC3.
      2. Turn the engine switch on (IG).
      3. Turn the Techstream on.
      4. Enter the following menus: Customize Setting / Power Window.
      5. Select the setting by referring to the table below.
        Display Default Content Setting Relevant ECU
        Door Key P/W Up OFF This function is used to close the windows by operating the mechanical key. OFF or ON Main body ECU (Multiplex network body ECU)
        Door Key P/W Down OFF This function is used to open the windows by operating the mechanical key. OFF or ON Main body ECU (Multiplex network body ECU)
        P/W Down W/ Transmitter OFF This function is used to open the windows using the electrical key transmitter sub-assembly. OFF or ON Main body ECU (Multiplex network body ECU)
        D Window Auto Up ON This function is used to enable or disable the auto up function for the driver door window using the multiplex network master switch assembly. OFF or ON Front power window regulator motor assembly LH
        P Window Auto Up ON This function is used to enable or disable the auto up function for the front passenger door window using the power window regulator switch assembly. OFF or ON Front power window regulator motor assembly RH
        RR Window Auto Up ON This function is used to enable or disable the auto up function using the rear power window regulator switch assembly RH. OFF or ON Rear power window regulator motor assembly RH
        RL Window Auto Up ON This function is used to enable or disable the auto up function using the rear power window regulator switch assembly LH. OFF or ON Rear power window regulator motor assembly LH
        P Window Auto Up From Driver ON This function is used to enable or disable the remote auto up function for the front passenger door window using the multiplex network master switch assembly. OFF or ON Front power window regulator motor assembly RH
        RR Window Auto Up From Driver ON This function is used to enable or disable the remote auto up function for the rear RH door window using the multiplex network master switch assembly. OFF or ON Rear power window regulator motor assembly RH
        RL Window Auto Up From Driver ON This function is used to enable or disable the remote auto up function for the rear LH door window using the multiplex network master switch assembly. OFF or ON Rear power window regulator motor assembly LH
        D Window Auto Down ON This function is used to enable or disable the auto down function for the driver door window using the multiplex network master switch assembly. OFF or ON Front power window regulator motor assembly LH
        P Window Auto Down ON This function is used to enable or disable the auto down function for the front passenger door window using the power window regulator switch assembly. OFF or ON Front power window regulator motor assembly RH
        RR Window Auto Down ON This function is used to enable or disable the auto down function using the rear power window regulator switch assembly RH. OFF or ON Rear power window regulator motor assembly RH
        RL Window Auto Down ON This function is used to enable or disable the auto down function using the rear power window regulator switch assembly LH. OFF or ON Rear power window regulator motor assembly LH
        P Window Auto Down From Driver ON This function is used to enable or disable the remote auto down function for the front passenger door window using the multiplex network master switch assembly. OFF or ON Front power window regulator motor assembly RH
        RR Window Auto Down From Driver ON This function is used to enable or disable the remote auto up function for the rear RH door window using the multiplex network master switch assembly. OFF or ON Rear power window regulator motor assembly RH
        RL Window Auto Down From Driver ON This function is used to enable or disable the remote auto down function for the rear LH door window using the multiplex network master switch assembly. OFF or ON Rear power window regulator motor assembly LH
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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.

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