Inspection Procedure

WARNING: This page is about a different car, the 2005 Toyota Sienna. However, it is still accessible from the selected car via links, so may be relevant.

INSPECT FUSE (P/W)
1. Remove the fuse from the instrument panel J/B.
2. Check the resistance.
  Standard: Below 1 Ω
1. NG: REPLACE FUSE
2. OK: GO TO NEXT STEP

CHECK WIRE HARNESS (TERMINAL BW)

Turn the ignition switch ON.

Check the voltage between the terminal of the wire harness side connector and the body ground.

Standard:

TERMINAL SPECIFIED CONDITION

Terminal No.	Condition	Specified Condition
D9-7 -Body ground	Ignition switch ON	10 to 14 V

Fig 1: Identifying Connector Terminal

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

NG: REPAIR OR REPLACE HARNESS AND CONNECTOR (P/W FUSE -MASTER SWITCH)
OK: GO TO NEXT STEP

INSPECT POWER WINDOW REGULATOR MASTER SWITCH ASSY

Remove the master switch.

Check the resistance between the terminals of the master switch when the AUTO (driver side) switch is operated, as shown in TERMINAL SPECIFIED CONDITION .

Standard:

TERMINAL SPECIFIED CONDITION

Terminal No.	AUTO Switch	Specified Condition
1 - 9, 4 - 7	UP	Below 1 Ω
1 - 4 - 9	OFF
1 - 4, 7 - 9	DOWN

Fig 2: Identifying Connector Terminal

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

NG: REPLACE POWER WINDOW REGULATOR MASTER SWITCH ASSY
OK: GO TO NEXT STEP

CHECK WIRE HARNESS (MASTER SWITCH - MOTOR) (MASTER SWITCH - BODY GROUND)

Disconnect the D9 master switch connector.
Disconnect the P40 motor connector.

Check the resistance between the wire harness side connectors.

Standard:

TERMINAL SPECIFIED CONDITION

Terminal No.	Specified Condition
D9-9 (DD) - P40-1 (DOWN)	Below 1 Ω
D9-4 (DU) - P40-2 (UP)	Below 1 Ω

Check the resistance between the D9 master switch connector and body ground.

Standard:

TERMINAL SPECIFIED CONDITION

Terminal No.	Specified Condition
D9-9 (DD) -Body ground	10 KΩ or higher
D9-4 (DU) -Body ground	10 KΩ or higher

Fig 3: Identifying P40 Motor Connector Terminal

Reference:
Check operation of the power window motor (driver side).
1. Remove the motor (See OVERHAUL ).
2. Apply battery voltage to connector terminals 1 and 2.
3. Check that the motor smoothly rotates.
Fig 4: Checking Operation Of Power Window Motor (Driver Side)
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

NOTE: Do not apply battery voltage to any terminals except terminals 1 and 2.

Standard:

Fig 5: Terminal Specified Condition Table
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

NG: REPAIR OR REPLACE HARNESS AND CONNECTOR
OK: REPLACE POWER WINDOW REGULATOR MOTOR ASSY LH (DRIVER SIDE)