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:
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 ...
Wrong Disc/ Disc cannot be Read
DTC 44-41 Wrong Disc
DTC 44-42 Disc cannot be Read
DESCRIPTION
DTC No.
DTC Detecting Condition
Trouble Area
44-41
An unsuitable disc is inserted
DVD
Television display assembly
44-42
The disc cannot be read.
IN ...
Reassembly
1. INSTALL REAR DOOR WIRE SUB-ASSEMBLY LH
Install the wire.
NOTICE:
When installing the wire, push the areas where
the clips are installed in order to prevent
damage and deformation.
Install the 2 screws
2. INSTALL REAR DOOR LOCK ASSEMBLY LH
Apply MP grease to the slidin ...
