Toyota Tundra Service Manual: Driver Side Power Window does not Operate with Power Window Master Switch

Toyota Tundra Service Manual / Vehicle Interior / Window / Glass / Power Window Control System(w/o Jam Protection Function) / Driver Side Power Window does not Operate with Power Window Master Switch

DESCRIPTION

  • If the driver side manual UP/DOWN function does not operate, there may be a malfunction in master switch, driver side motor or harness and connector.

WIRING DIAGRAM

PROCEDURE

1.

INSPECT FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY LH

(a) Remove the front power window regulator motor assembly LH (See page ).

(b) Inspect the front power window regulator motor assembly LH (See page ).

NG

REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY LH

OK

2.

CHECK HARNESS AND CONNECTOR (MASTER SWITCH - DRIVER SIDE MOTOR)

(a) Disconnect the N2 master switch connector.

(b) Disconnect the N3 motor connector.

(c) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection

Condition

Specified Condition

N2-3 (U) - N3-2

Always

Below 1 Ω

N2-4 (D) - N3-1

Always

Below 1 Ω

N2-3 (U) or N3-2 - Body ground

Always

10 kΩ or higher

N2-4 (D) or N3-1 - Body ground

Always

10 kΩ or higher
NG

REPAIR OR REPLACE HARNESS OR CONNECTOR
OK

3.

CHECK POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY

(a) Remove the power window regulator master switch assembly (See page ).

(b) Inspect the power window regulator master switch assembly (See page ).

OK

GO TO POWER WINDOWS DO NOT OPERATE AT ALL

NG

REPLACE POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY

    Driver Side Power Window Auto Down Function does not Operate

    How To Proceed With Troubleshooting

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