Toyota Sequoia (2005). Manual - part 501

–

DIAGNOSTICS

DRIVER DOOR CONTROL SYSTEM

DI–1799

1993

INSPECTION PROCEDURE

HINT:
When using the hand–held tester, start the inspection from step 1 and when not using the hand–held tester,
start from step 2.

1

Check power window motor using hand–held tester.

PREPARATION:
(a)

Connect the hand–held tester to the DLC3.

(b)

Turn the ignition switch ON.

CHECK:
According to the display on the tester, perform the ACTIVE TEST.
D–DOOR:

Item

Test Details

Diagnostic Note

P/W UP/DOWN

Drive the P/W Motor UP/DOWN

During this ACTIVE TEST, jam protection, caught

detection can be monitored.

(Refer to the DATA LIST for details)

OK:

Power window operates normally.

OK

Proceed to next circuit inspection shown in
problem symptoms table (See page 

DI–1782

).

NG

2

Check power window motor (See page 

BE–69

).

NG

Replace the power window motor.

OK

3

Check wire harness and connector between power window motor and driver
door ECU (See page 

IN–35

).

NG

Repair or replace wire harness or connector.

OK

Proceed to next circuit inspection shown in
problem symptoms table
(See page 

DI–1782

).

I28453

D22
Driver Door ECU

P6
Power Window Motor
Front LH

Limit Switch

SGND

LMT

4

2

W–B

L–Y

5

4

DI–1800

–

DIAGNOSTICS

DRIVER DOOR CONTROL SYSTEM

1994

Jam protection limit switch circuit

CIRCUIT DESCRIPTION

The jam protection limit switch, built in the power window motor, turns off before top dead center. The ECU
reads this ”OFF” signal and fully closes the window.

WIRING DIAGRAM

DI1PK–07

–

DIAGNOSTICS

DRIVER DOOR CONTROL SYSTEM

DI–1801

1995

INSPECTION PROCEDURE

HINT:
When using the hand–held tester, start the inspection from step 1 and when not using the hand–held tester,
start from step 2.

1

Check jam protection limit switch using hand–held tester.

PREPARATION:
(a)

Connect the hand–held tester to the DLC3.

(b)

Turn the ignition switch ON.

CHECK:
According to the display on the tester, read the DATA LIST.
D–DOOR:

Item

Measurement Item/Dis-

play (Range)

Normal Condition

Diagnostic Note

LIMIT SW

Jam protection limit SW/

ON or OFF

ON: Window is almost fully open

OFF: Window is open

*1

*1: If the jam protection limit switch is turned ON, the jam protection function will stop.
Even if the switch is not turned ON when the windows are almost fully open, the window will not fully close
as jam protection operates at upper window positions during automatic–up operation.
OK:

Indication on the tester switches between ON and OFF in accordance with the jam protection
limit switch status.

OK

Proceed to next circuit inspection shown in
problem symptoms table (See page 

DI–1782

).

NG

2

Check jam protection limit switch (jam protection function) (See page 

BE–69

).

NG

Replace the power window motor.

OK

DI–1802

–

DIAGNOSTICS

DRIVER DOOR CONTROL SYSTEM

1996

3

Check wire harness and connector between jam protection limit switch and driv-
er door ECU (See page 

IN–35

).

NG

Repair or replace wire harness or connector.

OK

Proceed to next circuit inspection shown in
problem symptoms table (See page 

DI–1782

).