Toyota Tundra. Manual — part 2343

Fig. 80: Identifying Cooling Fan Relay No. 2
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

If the result is not as specified, replace the relay

4

INSTALL ACC CUT RELAY

a

Install the relay

b

Attach the 2 clips to install the cowl side trim board RH

c

Install the clip

5

CONNECT CABLE TO NEGATIVE BATTERY TERMINAL

IGNITION SWITCH

COMPONENTS

Fig. 81: Identifying Ignition Switch Components (1 Of 7)
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

NOTE:

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

2009 Toyota Tundra

2009 ENGINE Starting (1GR-FE) - Tundra

Fig. 82: Identifying Ignition Switch Components And Torque Specifications (2 Of 7)
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

Fig. 83: Identifying Ignition Switch Components And Torque Specifications (3 Of 7)
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

Fig. 84: Identifying Ignition Switch Components And Torque Specifications (4 Of 7)
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

Fig. 85: Identifying Ignition Switch Components And Torque Specifications (5 Of 7)

2009 Toyota Tundra

2009 ENGINE Starting (1GR-FE) - Tundra

Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

Fig. 86: Identifying Ignition Switch Components (6 Of 7)
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

Fig. 87: Identifying Ignition Switch Components (7 Of 7)
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

REMOVAL

1

DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL

2

REMOVE STEERING COLUMN ASSEMBLY

a

for Manual Tilt:

Remove the steering column (See REMOVAL )

b

for Manual Tilt and Telescopic:

Remove the steering column (see REMOVAL )

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 ENGINE Starting (1GR-FE) - Tundra

3

REMOVE UPPER STEERING COLUMN WITH SWITCH BRACKET ASSEMBLY (for Manual
Tilt) (See DISASSEMBLY )

4

REMOVE UPPER STEERING COLUMN WITH SWITCH BRACKET ASSEMBLY (for Manual
Tilt and Telescopic) (See DISASSEMBLY )

5

REMOVE IGNITION SWITCH ASSEMBLY (See DISASSEMBLY )

INSPECTION

1

INSPECT IGNITION SWITCH ASSEMBLY

a

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

Standard resistance

IGNITION SWITCH ASSEMBLY TESTER CONNECTION SPECIFIED CONDITION
CHART

Fig. 88: Identifying Ignition Switch Components Terminals
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

If the result is not as specified, replace the ignition switch assembly

INSTALLATION

1

INSTALL IGNITION SWITCH ASSEMBLY (See REASSEMBLY )

Tester Connection Switch Condition Specified Condition

All terminals

LOCK

10 kohms or higher

2 (ACC) - 4 (AM1)

ACC

Below 1 ohms

1 (IG1) - 4 (AM1)

ON

2 (ACC) - 4 (AM1)

5 (AM2) - 6 (IG2)
1 (IG1) - 4 (AM1)

START

3 (ST1) - 4 (AM1)

5 (AM2) - 6 (IG2)

5 (AM2) - 7 (ST2)

2009 Toyota Tundra

2009 ENGINE Starting (1GR-FE) - Tundra