Toyota Sienna Service Manual: Power Windows do not Operate at All
DESCRIPTION
If all of the door windows do not operate, no power may be supplied to the power window master switch or the power window master switch itself may have a malfunction.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 INSPECT FUSE (PWR, ECU-IG, AM1)
- Remove the fuses from the driver side J/B.
- Check the resistance.
Standard resistance: Below 1 Ω
2 INSPECT RELAY (IG1, PWR)
- Remove the relay from the driver side J/B.
- Check the resistance of the relay.
Standard resistance
3 CHECK WIRE HARNESS (TO DRIVER SIDE JUNCTION BLOCK ASSEMBLY)
- Disconnect the 1A, 1H and 1L J/B connectors.
- Check the voltage and resistance between each terminal of the wire harness side connector and the body ground.
Standard voltage
Standard resistance
4 CHECK WIRE HARNESS (TO POWER WINDOW REGULATOR MASTER SWITCH)
- Disconnect the D9 master switch connector.
- Check the voltage or resistance between each terminal of the wire harness side connector and the body ground.
Standard voltage
Standard resistance
5 CHECK WIRE HARNESS (DRIVER SIDE JUNCTION BLOCK - POWER WINDOW MASTER SWITCH)
- Disconnect the 1L and 1K J/B connectors.
- Disconnect the D9 master switch connector.
- Check the resistance between the wire harness side connectors.
Standard resistance
REPLACE DRIVER SIDE JUNCTION BLOCK ASSEMBLY
Manual Up / Down Function does not Operate on Rear RH Only
DESCRIPTION
If the manual UP/DOWN function does not operate, the power window motor, the
regulator switch or the
wire harness may be malfunctioning.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 CH ...
Power Window can be Operated After Ignition Switch is Turned OFF
Even if Operative Conditions are not Met
DESCRIPTION
The multiplex network body ECU controls power supplied to the power window
master switch and each
regulator switch continuously for 45 seconds after the ignition switch is turned
OFF ...
Other materials:
Inner rear view mirror
COMPONENTS
REMOVAL
1. REMOVE INNER REAR VIEW MIRROR ASSEMBLY
w/ EC mirror:
Remove the inner rear view mirror cover.
w/ EC mirror:
Disconnect the connector.
Remove the screw.
Remove the inner rear view mirror assembly as
shown in the illustration.
IN ...
Rear wiper motor and bracket
COMPONENTS
REMOVAL
1. REMOVE REAR WIPER ARM
Remove the rear wiper arm head cap from the rear
wiper arm.
Remove the nut and the rear wiper arm.
2. REMOVE BACK DOOR GARNISH CENTER
3. REMOVE BACK DOOR SIDE GARNISH LH
4. REMOVE POWER BACK DOOR ROD
5. REMOVE BACK DOOR ...
Inspection
1. INSPECT SHOCK ABSORBER ASSEMBLY FRONT LH
(a) Compress and extend the shock absorber rod and
check that there is no unusual resistance or unusual
sound during operation.
If there is any abnormality, replace the shock
absorber assembly front LH with a new one.
NOTICE:
When disposing of ...
