Toyota Tundra. Manual — part 721

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 power
window regulator switch LH, rear power window regulator motor LH, power window regulator master switch
or harness and connector.

WIRING DIAGRAM

Fig. 22: Rear Power Window Regulator Motor Assembly LH Wiring Diagram
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

INSPECTION 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

STANDARD VOLTAGE TESTER CONNECTION SPECIFIED CONDITION

Tester Connection

Switch Condition Specified Condition

O11-3 (B) - Body ground Ignition switch ON

11 to 14 V

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Windshield/WindowGlass - Tundra

Fig. 23: Identifying Front View Of Wire Harness Connector Terminals (To Rear Switch LH)
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR

OK: Go to Next Step

2. INSPECT REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY LH

a. Remove the switch (see REMOVAL ).

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

Standard resistance

STANDARD RESISTANCE TESTER CONNECTION SPECIFIED CONDITION

Tester Connection Switch Condition Specified Condition

4 (U) - 3 (B)

UP

Below 1 ohms

1 (D) - 2 (SD)
4 (U) - 5 (SU)

OFF

Below 1 ohms

1 (D) - 2 (SD)
4 (U) - 5 (SU)

DOWN

Below 1 ohms

1 (D) - 3(B)

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Windshield/WindowGlass - Tundra

Fig. 24: Identifying Component Without Harness Connected Terminals (Rear Switch LH)
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

NG: REPLACE REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY LH (see
REMOVAL )

OK: Go to Next Step

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

Fig. 25: Identifying Front View Of Wire Harness Connector Terminals (To Rear Switch LH And
Rear Motor LH)
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

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.

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Windshield/WindowGlass - Tundra

Standard resistance

for Double Cab:

REAR SWITCH LH - REAR MOTOR LH (FOR DOUBLE CAB)

for CrewMax:

REAR SWITCH LH - REAR MOTOR LH (FOR CREWMAX)

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR

OK: Go to Next Step

4. INSPECT REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY LH

a. Remove the motor (see REMOVAL ).

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

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

OK

MOTOR GEAR MEASUREMENT SPECIFIED CONDITION

Tester Connection

Condition Specified Condition

O11-1 (D) - O9-2

Always

Below 1 ohms

O11-4 (U) - O9-1
O11-1 (D) or O9-2 - Body ground

Always

10 kohms or higher

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

Tester Connection

Condition Specified Condition

O11-1 (D) - O9 - 1

Always

Below 1 ohms

O11-4 (U) - O9 - 2
O11-1 (D) or O9-1 -Body ground

Always

10 kohms or higher

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

Measurement Condition

Specified Condition

Battery positive (+) --> 1
Battery negative (-) --> 2

Motor gear rotates clockwise

Battery positive (+) --> 2
Battery negative (-) --> 1

Motor gear rotates counterclockwise

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Windshield/WindowGlass - Tundra