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.
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HOMESERVICE MANUALSTOYOTA2006SIENNA FWD V6-3.3L (3MZ-FE)REPAIR AND DIAGNOSISWINDOWS AND GLASSWINDOWSTESTING AND INSPECTIONCOMPONENT TESTS AND GENERAL DIAGNOSTICSPOWER WINDOW CONTROL SYSTEM (W/ JAM PROTECTION FUNCTION)
2006 Toyota Sienna FWD V6-3.3L (3MZ-FE)
Power Window Control System (W/ Jam Protection Function)
2006 Toyota Sienna FWD V6-3.3L (3MZ-FE)SECTION Power Window Control System (W/ Jam Protection Function)
OPERATION CHECK

1. CHECK WINDOW LOCK SWITCH
a. Check that the passenger side power window and slide door power window operation is disabled when the window lock switch of the power window master switch is pressed.
b. Check that the passenger side power window and slide door power windows can be operated when the window lock switch is pressed again.
2. CHECK MANUAL UP/DOWN FUNCTION

a. Check that the driver side power window can be operated using the AUTO (driver side) switch of the power window master switch as shown.

b. Check that the passenger power window and slide door power windows can be operated using each power window regulator switch as shown.

3. CHECK AUTO UP/DOWN FUNCTION
a. Check that the driver side power window can be operated using the AUTO (driver side) switch of the power window master switch as shown.

4. CHECK REMOTE MANUAL UP/DOWN FUNCTION
a. Check that the passenger side power window and slide door power window can be operated using each switch of the power window master switch as shown.

5. CHECK MANUAL DOWN FUNCTION VIA TRANSMITTER
a. Check that all power windows and sliding roof (standard type only) operate as follows when operating the transmitter:
HINT: For a sign for starting operation, the wireless door lock buzzer sounds once (answer-back).
6. CHECK POWER WINDOW OPERATION FUNCTION AFTER IGNITION SWITCH IS TURNED OFF
a. When both of the following conditions are fulfilled, check that the power windows can be operated even after the ignition switch is turned off.
1. Within 45 seconds after the ignition switch is turned off.
2. The front doors are closed.

7. CHECK JAM PROTECTION FUNCTION
HINT: The jam protection function prevents any part of your body from getting caught by accident between the door frame and the door glass during power window operation.
NOTE: If the power window motor has been reset, raise and lower the door glass several times using MANUAL function before performing the check.
a. Check that the door glass goes down by approx. 50 mm(1.97 in.) right when something gets caught between the door frame and door glass during power window operation. However, when the opening between the door frame and the door glass is less than 200 mm (7.87 in.), the door glass keeps going down until the operation reaches 200 mm (7.87 in.) and stops there.
- AUTO UP
- AUTO UP operation after the ignition switch OFF
- MANUAL UP operation after the ignition switch OFF


8. CHECK POWER WINDOW FAIL-SAFE FUNCTION
a. If there is a malfunction in the pulse sensor of the power window motor, the power window function will be restricted to partial operation.
1. CHECK WINDOW LOCK SWITCH
a. Check that the passenger side power window and slide door power window operation is disabled when the window lock switch of the power window master switch is pressed.
b. Check that the passenger side power window and slide door power windows can be operated when the window lock switch is pressed again.
2. CHECK MANUAL UP/DOWN FUNCTION
a. Check that the driver side power window can be operated using the AUTO (driver side) switch of the power window master switch as shown.
b. Check that the passenger power window and slide door power windows can be operated using each power window regulator switch as shown.
3. CHECK AUTO UP/DOWN FUNCTION
a. Check that the driver side power window can be operated using the AUTO (driver side) switch of the power window master switch as shown.
4. CHECK REMOTE MANUAL UP/DOWN FUNCTION
a. Check that the passenger side power window and slide door power window can be operated using each switch of the power window master switch as shown.
5. CHECK MANUAL DOWN FUNCTION VIA TRANSMITTER
a. Check that all power windows and sliding roof (standard type only) operate as follows when operating the transmitter:
HINT: For a sign for starting operation, the wireless door lock buzzer sounds once (answer-back).
6. CHECK POWER WINDOW OPERATION FUNCTION AFTER IGNITION SWITCH IS TURNED OFF
a. When both of the following conditions are fulfilled, check that the power windows can be operated even after the ignition switch is turned off.
1. Within 45 seconds after the ignition switch is turned off.
2. The front doors are closed.
7. CHECK JAM PROTECTION FUNCTION
HINT: The jam protection function prevents any part of your body from getting caught by accident between the door frame and the door glass during power window operation.
NOTE: If the power window motor has been reset, raise and lower the door glass several times using MANUAL function before performing the check.
a. Check that the door glass goes down by approx. 50 mm(1.97 in.) right when something gets caught between the door frame and door glass during power window operation. However, when the opening between the door frame and the door glass is less than 200 mm (7.87 in.), the door glass keeps going down until the operation reaches 200 mm (7.87 in.) and stops there.
- AUTO UP
- AUTO UP operation after the ignition switch OFF
- MANUAL UP operation after the ignition switch OFF
8. CHECK POWER WINDOW FAIL-SAFE FUNCTION
a. If there is a malfunction in the pulse sensor of the power window motor, the power window function will be restricted to partial operation.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.