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:
Basic repair hint
(a) HINTS ON OPERATIONS
BASIC REPAIR HINT
1
Attire
• Always wear a clean uniform.
• Hat and safety shoes must be worn.
2
Vehicle protection
Prepare a grille cover, fender cover, seat cover and floor mat before
starting the
operation.
3
...
Open in Curtain Shield Squib LH Circuit
DTC B1166/88 Open in Curtain Shield Squib LH Circuit
DESCRIPTION
The curtain shield squib LH circuit consists of the center airbag sensor
assembly and the curtain shield
airbag assembly LH.
The circuit instructs the SRS to deploy when deployment conditions are met.
DTC B1166/88 is recorde ...
Precaution for cooling fan system
NOTICE: • When the ignition switch is turned off and the
engine temperature is high, the cooling fans may
operate for approximately 3 minutes. • After turning the ignition switch
off, keep hands
and objects away from the fans when they are operating.
HINT:
If all of the following a ...
