Toyota Tundra. Manual — part 353

1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL

2. REMOVE FRONT DOOR INSIDE HANDLE BEZEL PLUG LH (See DISASSEMBLY )

3. REMOVE FRONT ARMREST UPPER BASE PANEL LH (See DISASSEMBLY )

4. REMOVE FRONT DOOR LOWER FRAME BRACKET GARNISH LH (See DISASSEMBLY )

5. REMOVE COURTESY LIGHT ASSEMBLY (See REMOVAL )

6. REMOVE FRONT DOOR ARMREST COVER LH

7. REMOVE FRONT DOOR TRIM BOARD SUB-ASSEMBLY LH (See DISASSEMBLY )

8. REMOVE FRONT NO. 1 DOOR TRIM BRACKET (See DISASSEMBLY )

9. REMOVE FRONT DOOR SERVICE HOLE COVER LH (See DISASSEMBLY )

10. REMOVE FRONT DOOR REAR LOWER FRAME SUB-ASSEMBLY LH (See DISASSEMBLY )

11. REMOVE FRONT DOOR GLASS SUB-ASSEMBLY LH (See DISASSEMBLY )

12. REMOVE FRONT DOOR LOCK ASSEMBLY LH (See DISASSEMBLY )

13. REMOVE FRONT DOOR LOCK REMOTE CONTROL CABLE ASSEMBLY LH (See

DISASSEMBLY )

14. REMOVE FRONT DOOR INSIDE LOCKING CABLE ASSEMBLY LH (See DISASSEMBLY )

INSPECTION

1. INSPECT FRONT DOOR LOCK ASSEMBLY LH

NOTE:



Some systems need to be initialized after the cable is reconnected
(see INITIALIZATION ).



After the ignition switch is turned OFF, the navigation system
requires approximately 90 seconds to record various types of
memory and settings. As a result, after turning the ignition switch
OFF, wait 90 seconds or more before disconnecting the cable from
the negative (-) battery terminal.

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Door Lock - Tundra

Fig. 105: Identifying Door Lock And Unlock Position (LH)
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

a. Check the door lock motor.

1. Apply battery voltage to the door lock motor and check operation of the door lock motor.

OK

DOOR LOCK MOTOR

If the result is not as specified, replace the door lock assembly.

b. Check the door lock position switch.

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

Standard resistance

Measurement Condition

Specified Condition

Battery positive (+) --> Terminal 4 (L)

Battery negative (-) --> Terminal 1 (UL)

Lock

Battery positive (+) --> Terminal 1 (UL)

Battery negative (-) --> Terminal 4 (L)

Unlock

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Door Lock - Tundra

DOOR LOCK POSITION SWITCH

If the result is not as specified, replace the door lock assembly.

c. Check the door lock and unlock switch.

Fig. 106: Identifying Door Lock And Unlock Position (RH)
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

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

Standard resistance

DOOR LOCK AND UNLOCK SWITCH STANDARD RESISTANCE
SPECIFICATION

Tester Connection Switch Condition Specified Condition

7 (LSSE) - 8 (E)

Unlock

Below 1 ohms

Lock

10 kohms or higher

Tester Connection Switch Condition Specified Condition

9 (DLSR) - 7 (LSSR)

Lock

Below 1 ohms

10 (E) - 7 (LSSR)

Unlock

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Door Lock - Tundra

If the result is not as specified, replace the door lock assembly.

2. INSPECT FRONT DOOR LOCK ASSEMBLY RH

Fig. 107: Identifying Door Lock And Unlock Position Switch (RH)
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

a. Check the door lock motor.

1. Apply battery voltage to the door lock motor and check operation of the door lock motor.

OK

DOOR LOCK MOTOR

9 (DLSR) - 7 (LSSR)

Unlock

10 kohms or higher

10 (E) - 7 (LSSR)

Lock

Measurement Condition

Specified Condition

Battery positive (+) --> Terminal 4 (L)

Battery negative (-) --> Terminal 1 (UL)

Lock

Battery positive (+) --> Terminal 1 (UL)

Battery negative (-) --> Terminal 4 (L)

Unlock

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Door Lock - Tundra