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:
Wireless Door Lock Tuner Circuit Malfunction
DTC B1242 Wireless Door Lock Tuner Circuit Malfunction
DESCRIPTION
When a RDA signal is not input to the door control receiver within 1 second
after the multiplex network
body ECU outputs a PRG signal, this DTC is set.
DTC No.
DTC Detection Condition
Suspected Area
...
Cruise Main Indicator Light Circuit
DESCRIPTION
When the cruise control main switch is on, the CRUISE main indicator light
and READY indicator light
come on. This indicates the control condition (presence or absence of a vehicle
in front, vehicle-to-vehicle
distance, and set vehicle speed) and fail-safe state through the multip ...
Removal
1. PRECAUTION
CAUTION:
Be sure to read "PRECAUTION" thoroughly before
servicing.
2. DISCONNECT CABLE FROM NEGATIVE BATTERY
TERMINAL
CAUTION:
Wait for 90 seconds after disconnecting the cable to
prevent the airbag working.
3. REMOVE STEERING WHEEL NO.3 COVER LOWER
Using a ...
