Toyota Tundra Service Manual: Rear Power Window LH does not Operate with Rear Power Window Switch LH

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

DESCRIPTION

HINT:

for Double Cab, CrewMax

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

WIRING DIAGRAM

PROCEDURE

1.

CHECK HARNESS AND CONNECTOR (REAR SWITCH LH - BATTERY)

(a) Disconnect the O11 switch connector.

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

Standard Voltage:

Tester Connection

Switch Condition

Specified Condition

O11-3 (B) - Body ground

Ignition switch ON

11 to 14 V

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

OK

2.

INSPECT REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY LH

(a) Remove the rear switch LH (see page ).

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

Standard Resistance:

Tester Connection

Switch Condition

Specified Condition

4 (U) - 3 (B)

UP

Below 1 Ω

1 (D) - 2 (SD)

4 (U) - 5 (SU)

OFF

Below 1 Ω

1 (D) - 2 (SD)

4 (U) - 5 (SU)

DOWN

Below 1 Ω

1 (D) - 3 (B)

NG

REPLACE REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY LH

OK

3.

CHECK HARNESS AND CONNECTOR (REAR SWITCH LH - REAR MOTOR LH)

(a) Disconnect the O11 switch connector.

(b) Disconnect the O9 motor connector.

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

Standard Resistance:

for Double Cab:

Tester Connection

Condition

Specified Condition

O11-1 (D) - O9-2

Always

Below 1 Ω

O11-4 (U) - O9-1

Always

Below 1 Ω

O11-1 (D) or O9-2 - Body ground

Always

10 kΩ or higher

O11-4 (U) or O9-1 - Body ground

Always

10 kΩ or higher

for CrewMax:

Tester Connection

Condition

Specified Condition

O11-1 (D) - O9-1

Always

Below 1 Ω

O11-4 (U) - O9-2

Always

Below 1 Ω

O11-1 (D) or O9-1 - Body ground

Always

10 kΩ or higher

O11-4 (U) or O9-2 - Body ground

Always

10 kΩ or higher

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

OK

4.

INSPECT REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY LH

(a) Remove the rear motor LH (see page ).

(b) Apply battery voltage to connector terminals 1 and 2.

(c) Check that the motor gear rotates smoothly as follows.

OK:

for Double Cab:

Measurement Condition

Specified Condition

Battery positive (+) → 1

Battery negative (-) → 2

Motor gear rotates clockwise

Battery positive (+) → 2

Battery negative (-) → 1

Motor gear rotates counterclockwise

for CrewMax:

Measurement Condition

Specified Condition

Battery positive (+) → 1

Battery negative (-) → 2

Motor gear rotates counterclockwise

Battery positive (+) → 2

Battery negative (-) → 1

Motor gear rotates clockwise

NG

REPLACE REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY LH

OK

5.

CHECK HARNESS AND CONNECTOR (MASTER SWITCH - REAR SWITCH LH)

(a) Disconnect the N2 master switch connector.

(b) Disconnect the O11 switch connector.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

N2-12 (U) - O11-5 (SU)

Always

Below 1 Ω

N2-13 (D) - O11-2 (SD)

N2-12 (U) or O11-5 (SU) - Body ground

Always

10 kΩ or higher

N2-13 (D) or O11-2 (SD) - Body ground

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

OK

6.

CHECK POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY

(a) Remove the master switch (see page ).

(b) Reconnect the master switch connector.

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

Standard Voltage:

Tester Connection

Switch Condition

Specified Condition

N2-12 (U) - N2-1 (E)

Ignition switch ON, rear LH switch of master switch OFF → UP

Below 1 V → 11 to 14 V

N2-13 (D) - N2-1 (E)

Ignition switch ON, rear LH switch of master switch OFF → DOWN

OK

GO TO POWER WINDOWS DO NOT OPERATE AT ALL

NG

REPLACE POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY

    Problem Symptoms Table

    Rear Power Window RH does not Operate with Rear Power Window Switch RH

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