Toyota Tundra. Manual — part 2701

DISASSEMBLY

1. FIX POWER STEERING GEAR ASSEMBLY

a. Using SST, secure the power steering gear.

Fig. 156: Identifying Power Steering Gear Assembly
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

SST 09612-00012

HINT:

Tape SST before use.

2. REMOVE TIE ROD END SUB-ASSEMBLY LH

a. Put matchmarks on the tie rod end LH and steering rack end.

Fig. 157: Identifying Matchmarks On Tie Rod End LH And Steering Rack End
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

3. REMOVE TIE ROD END SUB-ASSEMBLY RH

NOTE:

Because the nut has its own stopper, do not turn the nut. Loosen the
bolt with the nut fixed.

NOTE:

When using a vise, do not overtighten it.

2009 Toyota Tundra

2009 STEERING Power Steering - Tundra

HINT:

Use the same procedures described for the LH side.

4. REMOVE STEERING RACK BOOT CLIP

a. Using pliers, remove the 2 steering rack boot clips.

5. REMOVE NO. 2 STEERING RACK BOOT CLAMP

a. Using pliers, remove the 2 boot clamps as shown in the illustration.

Fig. 158: Removing No. 2 Steering Rack Boot Clamp
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

6. REMOVE NO. 2 STEERING RACK BOOT

7. REMOVE NO. 1 STEERING RACK BOOT

INSPECTION

1. INSPECT TIE ROD END SUB-ASSEMBLY LH

a. Secure the tie rod end LH in a vise.

Fig. 159: Securing Tie Rod Assembly LH
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

b. Install the nut to the stud bolt.

c. Flip the ball joint back and forth 5 times or more.

NOTE:

Be careful not to damage the No. 2 steering rack boot.

2009 Toyota Tundra

2009 STEERING Power Steering - Tundra

d. Using a torque wrench, turn the nut continuously at a rate of 3 to 5 seconds per turn and take the

torque reading on the fifth turn.

Standard turning torque: 1.0 to 3.9 N*m (10 to 40 kgf*cm, 9 to 34 in.*lbf)

If turning torque is not within the specified range, replace the tie rod end LH.

2. INSPECT TIE ROD END SUB-ASSEMBLY RH

HINT:

Use the same procedures described for the LH side.

3. INSPECT TOTAL PRELOAD

a. Temporarily install the 2 steering rack ends to the power steering rack.

b. Using SST, fully turn the power steering rack right and left 10 times to settle it.

Fig. 160: Turning Power Steering Rack
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

SST 09616-00011

c. Using SST, turn the control valve and measure the preload.

NOTE:

Do not fully turn the power steering rack without the steering rack
ends as it may damage the oil seal in the rack housing.

2009 Toyota Tundra

2009 STEERING Power Steering - Tundra

Fig. 161: Measuring Power Steering Gear Preload
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

SST 09616-00011

Standard preload (turning): 1.5 N*m (15 kgf*cm, 13 in.*lbf) or less

If the turning torque is not as specified, replace the power steering gear assembly.

REASSEMBLY

1. FIX POWER STEERING GEAR ASSEMBLY

a. Using SST, secure the power steering gear.

Fig. 162: Identifying Power Steering Gear Assembly
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

SST 09612-00012

HINT:

Tape SST before use.

2. INSTALL NO. 2 STEERING RACK BOOT

a. Apply silicon grease to the inside of the small opening of the boot.

NOTE:

When using a vise, do not overtighten it.

2009 Toyota Tundra

2009 STEERING Power Steering - Tundra