Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2012 Toyota Sienna XLE, FWDFACTORY OEM SERVICE PROCEDURE
Customize Parameters
- 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.
- Customizing with the Techstream
- Connect the Techstream to the DLC3.
- Turn the ignition switch to ON.
- Turn the Techstream on.
- Enter the following menus: Customize Setting / Power Window.
- Select the setting by referring to the table below.
Display Default Content Setting Relevant ECU P Window Auto Up Avail This function is used to enable or disable the auto up function for the front passenger side window using the front power window regulator switch assembly RH. Avail or Not Avl Front power window regulator motor assembly RH P Window Auto Up From Driver Avail This function is used to enable or disable the remote auto up function for the front passenger side window using the multiplex network master switch. Avail or Not Avl Front power window regulator motor assembly RH RR Window Auto Up Avail This function is used to enable or disable the auto up function using the rear power window regulator switch assembly RH. Avail or Not Avl Rear power window regulator motor assembly RH RR Window Auto Up From Driver Avail This function is used to enable or disable the remote auto up function for the rear RH side window using the multiplex network master switch. Avail or Not Avl Rear power window regulator motor assembly RH RL Window Auto Up Avail This function is used to enable or disable the auto up function using the rear power window regulator switch assembly LH. Avail or Not Avl Rear power window regulator motor assembly LH RL Window Auto Up From Driver Avail This function is used to enable or disable the remote auto up function for the rear LH side window using the multiplex network master switch. Avail or Not Avl Rear power window regulator motor assembly LH
Factory Service Tools
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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.