Toyota Tundra Service Manual: Power Windows do not Operate at All

DESCRIPTION

If all of the power windows do not operate, the master switch may have no power or may be malfunctioning.

WIRING DIAGRAM

PROCEDURE

1.

CHECK HARNESS AND CONNECTOR (MASTER SWITCH - BATTERY AND BODY GROUND)

*a

Front view of wire harness connector

(to Master Switch)

(a) Disconnect the N2 master switch connector.

(b) Measure the voltage according to the value(s) in the table below.

Standard Voltage:

Tester Connection

Switch Condition

Specified Condition

N2-6 (B) - Body ground

Ignition switch ON

11 to 14 V

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

N2-1 (E) - Body ground

Always

Below 1 Ω

OK

REPLACE POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

    Parts Location

    Problem Symptoms Table

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