Toyota Sienna Service Manual: Remote Up / Down Function does not Operate
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 master switch and the applicable power window regulator switch.
- The power window master switch has a malfunction.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 CHECK POWER WINDOW LOCK SWITCH
- Push the window lock switch OFF (normal) and check that the remote UP/DOWN function operates.
2 CHECK MANUAL UP/DOWN FUNCTION
- Check that the passenger side door window and slide door windows can be operated via each regulator switch.
3 INSPECT POWER WINDOW MASTER SWITCH
HINT: Inspect the switch with the nonoperational remote function.
- Remove the master switch.
- Check the resistance between the terminals of the master switch when each switch is operated, as shown in the table below.
Standard resistance: Passenger side switch
Rear LH switch
Rear RH switch
REPAIR OR REPLACE HARNESS AND CONNECTOR (MASTER SWITCH - EACH REGULATOR SWITCH)
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 n ...
Manual Up / Down and Auto Down Function does not Operate on
Driver Side
DESCRIPTION
If the manual UP/DOWN function does not operate, no power may be supplied to
the power window
master switch or the power window motor. The power window master switch itself
or the wi ...
Other materials:
Operation flow
HINT:
Perform troubleshooting in accordance with the
procedures below. The following is an outline of basic
troubleshooting procedures. Confirm the troubleshooting
procedures for the circuit you are working on before
beginning troubleshooting.
VEHICLE BROUGHT TO WORKSHOP
CUSTOMER PR ...
Skid Control ECU Communication Stop Mode
DESCRIPTION
Detection Item
Symptom
Trouble Area
Skid Control ECU
Communication Stop
Mode
"ABS/VSC/TRC" is not displayed on the
"Communication Bus Check" screen of the
intelligent tester
Applies to "Skid Control ...
Situations when it is necessary to contact dealers before towing
The following may indicate a problem with your transaxle. Contact
your Toyota dealer or commercial towing service before towing.
The engine is running but the vehicle does not move.
The vehicle makes an abnormal sound
Towing with a sling-type truck
Do not tow with a sling-type truck
to p ...
