Toyota Sienna Service Manual: Auto Up / Down Function does not Operate
DESCRIPTION
If the AUTO UP/DOWN function does not operate, any of the following troubles
may be the cause:
- When the PWR fuse or the power window relay (Marking: PWR) is
replaced with new ones, or when
the battery terminal and the connector of the power window master switch are
disconnected, the power
window memory of the fully closed position which is recorded in the power
window master switch is
erased.
- The pulse sensors in the driver side power window motor have a
malfunction.
- There is an open or short circuit in the wiring between the power
window master switch and the driver
side power window motor.
- The power window master switch has a malfunction.
WIRING DIAGRAM
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INSPECTION PROCEDURE
1 CHECK MANUAL UP/DOWN FUNCTION (DRIVER SIDE)
- Check that the door glass can be operated manually.
2 CHECK ILLUMINATION OF POWER WINDOW MASTER SWITCH
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- Turn the ignition switch ON.
- Operate the AUTO (drive side) switch of the master
switch.
- Check the blinking pattern of the AUTO light as shown in
the illustration.
- If pattern (1) is displayed, proceed to A.
- If pattern (2) or (3) is displayed, proceed to B.
- If the normal pattern is displayed, proceed to C.
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3 RESET POWER WINDOW REGULATOR MOTOR
4 CHECK WIRE HARNESS (MASTER SWITCH - MOTOR) (MASTER SWITCH - BODY
GROUND)
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- Disconnect the D9 master switch connector.
- Disconnect the P40 motor connector (driver side).
- Check the resistance between the wire harness side
connectors.
Standard resistance
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- Check the resistance between the D9 master switch
connector and body ground.
Standard resistance
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REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (DRIVER SIDE)
1. USING INTELLIGENT TESTER
Connect the intelligent tester to the DLC3.
Monitor the ECU data by following the prompts on
the tester screen.
HINT:
The intelligent tester has a & ...
DESCRIPTION
If the REMOTE UP/DOWN function does not operate, any of the following
troubles may be the cause:
There is an open or short circuit in the wiring between the power
window ma ...
Other materials:
When towing full-time 4wd vehicles
Use one of the methods shown below to tow the
vehicle.
If the vehicle has trouble with the chassis or drive
train, use method 1 (flat bed truck).
WHEN TOWING FULL-TIME 4WD VEHICLES
NOTICE: Do not use any towing method other than those shown above.
The towing methods shown b ...
Using the radio
Radio operation
Select “AM” or “FM” on the audio source selection screen to
begin listening to the radio.
Audio control screen
Pressing the “AUDIO” button displays the audio control screen from
any screens of the selected source.
Audio source selection screen
appears
Pre ...
Fog light switch
The fog lights secure excellent visibility in difficult driving
conditions,
such as in rain and fog.
The illustration is intended as an example.
Turns the fog lights on
*1 or
*2
Turns the fog lights off
*1: For U.S.A.
*2: For Canada
Fog lights can be used when
The headlights ...