Toyota Sienna Service Manual: 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 CHECK WIRE HARNESS (POWER SOURCE)
- Disconnect the P39 regulator switch connector.
- Turn the ignition switch ON.
- Check the voltage between the terminal 4 of the wire harness side connector and the body ground.
Standard voltage
2 INSPECT POWER WINDOW REGULATOR SWITCH (REAR RH)
- Remove the regulator switch.
- Check the resistance between the switch terminals when the switch is operated, as shown in the table below.
Standard resistance
3 CHECK WIRE HARNESS (REGULATOR - MOTOR) (REGULATOR SWITCH - BODY GROUND)
- Disconnect the P43 motor connector.
- Check the resistance between the wire harness side connectors.
Standard resistance
- Check the resistance between the P39 regulator switch connector and body ground.
Standard resistance
4 INSPECT POWER WINDOW REGULATOR MOTOR ASSEMBLY (REAR RH)
- Remove the motor.
- Apply battery voltage to connector terminals 1 and 2.
- Check that the motor smoothly rotates.
NOTICE: Do not apply battery voltage to any terminals except terminals 1 and 2.
Standard
REPAIR OR REPLACE HARNESS AND CONNECTOR (MASTER SWITCH - REGULATOR SWITCH)
Manual Up / Down Function does not Operate on Rear LH 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 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
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Other materials:
Abbreviations used in manual
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System description
1. POWER MIRROR CONTROL SYSTEM DESCRIPTION
This system has these functions: automatic glare-resistant
electrochromic (EC) mirror, electrical remote control type
mirror, memory function, foot light function, and rear
window defogger-linked mirror defogger.
2. FUNCTION OF MAIN COMPONENT
...
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 ...
