Toyota Pick-ups/Land Cruiser/4Runner 1970-1988

Steering Linkage

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REMOVAL & INSTALLATION



1970-78 Pick-Up-2WD

See Figures 1 and 2

  1. Raise the front of the vehicle and support it with jackstands.
  2.  
  3. Remove the front wheels.
  4.  
  5. Remove the nut on the pitman arm and using a puller remove it from the steering sector shaft.
  6.  
  7. Unfasten the idler arm support securing bolts and remove the support from the frame.
  8.  
  9. Remove the castle nuts and cotter pins from the tie rod ends and separate them from the steering knuckle arms with a puller.
  10.  
  11. Remove the relay rod complete with the tie rods, pitman arm and idler arm.
  12.  

To install:
  1. Align the marks on the pitman arm and sector shaft before installing the pitman arm.
  2.  
  3. Torque all of the following to 55-79 ft. lbs.: tie rod ends to steering knuckles and relay rod; relay rod to pitman arm. Torque the relay rod to the idler arm to 37-50 ft. lbs. Torque the pitman arm to the sector shaft to 80-90 ft. lbs.
  4.  



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Fig. Fig. 1: Aligning the mating marks on the pitman arm and the sector shaft-1970-78 2WD Pick-Up



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Fig. Fig. 2: Adjust the tie-rod ends equally within the tube and the clamp bolt at the tube slot-1970-78 2WD Pick-Up

1979-88 Pick-Up-2WD

See Figures 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13 and 14

Before working on any of the following steering linkage components, disconnect the battery cable, raise the front of the truck and support it with safety stands.

PITMAN ARM
  1. Remove the strut bar.
  2.  
  3. Loosen the pitman arm nut.
  4.  
  5. Using a tie rod end puller or the like, disconnect the pitman arm from the sector shaft.
  6.  
  7. Using a tie rod end puller or the like, disconnect the pitman arm from the relay rod.
  8.  

To install:
  1. Align the marks on the pitman arm and sector shaft and connect them. Tighten the nut to 90 ft. lbs. (123 Nm).
  2.  
  3. Connect the arm to the relay rod and tighten the nut to 67 ft. lbs. (90 Nm).
  4.  
  5. Install the strut bar.
  6.  



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Fig. Fig. 3: View of the shimmy damper retaining nut



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Fig. Fig. 4: Removing the shimmy damper retaining nut



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Fig. Fig. 5: Removing the shimmy damper with puller type tool



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Fig. Fig. 6: Removing the shimmy damper assembly



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Fig. Fig. 7: Removing the pitman arm nut



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Fig. Fig. 8: Removing the pitman arm with puller tool--matchmark before removal



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Fig. Fig. 9: Removing the cotter pin from linkage (typical)



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Fig. Fig. 10: Removing the steering linkage nut



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Fig. Fig. 11: Removing the steering linkage from ildler arm with puller tool



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Fig. Fig. 12: View of the steering linkage removed from ildler arm



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Fig. Fig. 13: Removing the idler arm from the vehicle



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Fig. Fig. 14: Removing the idler arm mounting bolts

TIE ROD

See Figures 15, 16, 17, 18, 19, 20, 21, 22 and 23

  1. Using a tie rod end puller, disconnect the tie rod from the relay rod.
  2.  
  3. Using a tie rod end puller, disconnect the tie rod from the knuckle arm.
  4.  
  5. Remove the tie rod and remove the tie rod ends.
  6.  

To install:
  1. Screw the tie rod ends onto the tie rod. The tie rod length should be approximately 314.5mm. The remaining length of threads on both ends should always be equal.
  2.  
  3. Turn the tie rod ends so they cross at about 90°. Tighten the clamp nuts to 19 ft. lbs. (25 Nm).
  4.  
  5. Connect the tie rod to the knuckle arm and relay rod and tighten the mounting nuts to 67 ft. lbs. (90 Nm).
  6.  



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Fig. Fig. 15: Steering gear linkage-1979-88 2WD Pick-Up



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Fig. Fig. 16: Measure the exposed thread before removing the tie-rod end



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Fig. Fig. 17: View of the exposed thread on the tie-rod end



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Fig. Fig. 18: Removing the tie-rod end



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Fig. Fig. 19: Removing the tie-rod from the tube



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Fig. Fig. 20: Lube the threads before installing the tie-rod end



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Fig. Fig. 21: Installing the tie-rod in the tube



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Fig. Fig. 22: Align the tie-rod tube after installation



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Fig. Fig. 23: Setting the toe adjustment--after installing the tie-rod end

RELAY ROD
  1. Disconnect the tie rod ends from the relay rod.
  2.  
  3. Using a tie rod end puller, disconnect the pitman arm from the relay rod.
  4.  
  5. Using a tie rod end puller, disconnect the idler arm from the relay rod.
  6.  
  7. Remove the rod and inspect it for cracks or other damage.
  8.  

To install:
  1. Connect the relay rod to the idler arm to the relay rod and tighten the nut 43 ft. lbs. (59 Nm).
  2.  
  3. Connect the relay rod to the pitman arm and tighten the nut to 67 ft. lbs. (90 Nm).
  4.  
  5. Connect the tie rod ends to the relay rod and tighten the nuts to 67 ft. lbs. (90 Nm).
  6.  

KNUCKLE ARM
  1. Remove the front axle hub.
  2.  
  3. Disconnect the tie rod at the knuckle arm and remove the arm.
  4.  
  5. Inspect the arm for cracks or other damage.
  6.  

To install:
  1. Install the arm to the steering knuckle and tighten the nut to 80 ft. lbs. (108 Nm).
  2.  
  3. Connect the tie rod to the knuckle arm and tighten the nut tot 67 ft. lbs. (90 Nm).
  4.  
  5. Install the front axle hub.
  6.  

STEERING DAMPER
  1. Disconnect the steering damper at the relay rod.
  2.  
  3. Disconnect the damper at the frame and remove the damper with all washers and cushions.
  4.  

To install:
  1. Install the damper to the frame bracket and tighten the nut to 9 ft. lbs. (13 Nm).
  2.  
  3. Connect the other end of the steering damper to the relay rod and tighten the nut to 43 ft. lbs. (59 Nm).
  4.  

IDLER ARM BRACKET
  1. Disconnect the relay rod from the idler arm.
  2.  
  3. Remove the 3 mounting bolts and remove the idler arm bracket with the arm attached.
  4.  

To install:
  1. Position the bracket and arm on the frame and tighten the bolts to 48 ft. lbs. (65 Nm).
  2.  
  3. Connect the idler arm to the relay rod and tighten the nut to 43 ft. lbs. (59 Nm).
  4.  

1970-85 Pick-Up-4WD

See Figure 24

  1. Jack up the vehicle and support it on stands.
  2.  
  3. Remove the front wheels.
  4.  
  5. Remove cotter pin and nut from the shimmy damper at the tie rod and remove shimmy damper from the tie rod with a puller. Remove the locknut from the other other end of the damper. Be sure to note the order of the rubber spacers and washers, and remove damper.
  6.  
  7. Repeat the above procedure where the tie rod ends connect to the steering knuckles. Remove the tie rod.
  8.  
  9. To remove the drag link, remove the cotter pin from the steering knuckle end of the drag, and, using a screwdriver, unscrew the cap at the end of the link.
  10.  

The cap may be tight, so you may have to use a wrench or pliers to turn the screwdriver.

  1. When the cap is removed, you should be able to dislodge the spring seat, spring and outer socket holder inside the drag link by working the steering knuckle back and forth. The steering knuckle socket in the drag link can now be removed.
  2.  

Be sure to note the order in which the spring seat, spring and outer socket come out of the drag ling. Their order will be reversed on the side of the drag link that attaches to the pitman arm

  1. Repeat Steps 5 and 6 on the pitman arm side of the drag link.
  2.  
  3. Be sure to insert the assemblies in the drag link in their correct orders. On drag links, screw on the caps completely then loosen them 1 1 / 3 turns.
  4.  

Observe the following torques:


Shimmy damper-to-axle housing mount: 8-11 ft. lbs.
 
Tie rod end-to-steering knuckle arm: 55-79 ft. lbs.
 
Shimmy damper-to-tie rod end: 37-50 ft. lbs.
 

Be sure to grease the drag link ends at their grease nipples, and, when installing the drag link end caps, tighten them completely and then loosen them 11/3turns.



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Fig. Fig. 24: Steering gear linkage-1970-85 4WD Pick-Up

1986-88 Pick-Up and 4Runner-4WD

Before working on any of the following steering linkage components, disconnect the battery cable, raise the front of the truck and support it with safety stands.

PITMAN ARM
  1. Remove the pitman arm set nut and washer.
  2.  
  3. Using a tie rod end puller or the like, disconnect the pitman arm from the sector shaft.
  4.  
  5. Using a tie rod end puller or the like, disconnect the pitman arm from the relay rod.
  6.  

To install:
  1. Align the marks on the pitman arm and sector shaft and connect them. Tighten the nut to 130 ft. lbs. (177 Nm).
  2.  
  3. Connect the arm to the relay rod and tighten the nut to 67 ft. lbs. (90 Nm). Install a new cotter pin.
  4.  

TIE ROD

See Figures 25 and 26

  1. Using a tie rod end puller, disconnect the tie rod from the relay rod.
  2.  
  3. Using a tie rod end puller, disconnect the tie rod from the knuckle arm.
  4.  
  5. Remove the tie rod and remove the tie rod ends.
  6.  

To install:
  1. Screw the tie rod ends onto the tie rod. The tie rod length should be approximately 12.38 (314.5mm). The remaining length of threads on both ends should always be equal.
  2.  
  3. Turn the tie rod ends so they cross at about 90°. Tighten the clamp nuts to 19 ft. lbs. (25 Nm).
  4.  
  5. Connect the tie rod to the knuckle arm and relay rod and tighten the mounting nuts to 67 ft. lbs. (90 Nm).
  6.  



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Fig. Fig. 25: Measuring the tie-rods-1986-88 4WD Pick-Up and 4Runner



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Fig. Fig. 26: Tie-rod end positioning-1986-88 4WD Pick-Up and 4Runner

RELAY ROD

See Figure 27

  1. Disconnect the tie rod ends from the relay rod.
  2.  
  3. Using a tie rod end puller, disconnect the pitman arm from the relay rod.
  4.  
  5. Using a tie rod end puller, disconnect the idler arm from the relay rod.
  6.  
  7. Remove the rod and inspect it for cracks or other damage.
  8.  
  9. Remove the cotter pin and set nut and then disconnect the steering damper from the relay rod.
  10.  

To install:
  1. Connect the relay rod to the idler arm to the relay rod and tighten the nut 43 ft. lbs. (59 Nm). Install a new cotter pin.
  2.  
  3. Connect the relay rod to the pitman arm and tighten the nut to 67 ft. lbs. (90 Nm). Install a new cotter pin.
  4.  
  5. Connect the tie rod ends to the relay rod and tighten the nuts to 67 ft. lbs. (90 Nm). Install new cotter pins.
  6.  
  7. Connect the steering damper to the relay rod and tighten the nut to 43 ft. lbs. (50 Nm). Install a new cotter pin.
  8.  



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Fig. Fig. 27: Steering gear linkage-1986-88 4WD Pick-Up and 4Runner

KNUCKLE ARM
  1. Disconnect the tie rod at the knuckle arm and remove the arm.
  2.  
  3. Inspect the arm for cracks or other damage.
  4.  
  5. Install the arm to the steering knuckle and tighten the nut to 120 ft. lbs. (162 Nm).
  6.  
  7. Connect the tie rod to the knuckle arm and tighten the nut to 67 ft. lbs. (90 Nm).
  8.  

STEERING DAMPER
  1. Disconnect the steering damper at the relay rod.
  2.  
  3. Disconnect the damper at the frame and remove the damper with all washers and cushions.
  4.  
  5. Install the damper to the frame bracket and tighten the nut to 9 ft. lbs. (13 Nm).
  6.  
  7. Connect the other end of the steering damper to the relay rod and tighten the nut to 43 ft. lbs. (59 Nm). Install a new cotter pin.
  8.  

IDLER ARM BRACKET
  1. Disconnect the relay rod from the idler arm.
  2.  
  3. Remove the 3 mounting bolts and remove the idler arm bracket with the arm attached.
  4.  
  5. Position the bracket and arm on the frame and tighten the bolts to 70 ft. lbs. (95 Nm).
  6.  
  7. Connect the idler arm to the relay rod and tighten the nut to 43 ft. lbs. (59 Nm). Install a new cotter pin.
  8.  

1971-83 Land Cruiser

See Figure 28

  1. Remove the hub caps and loosen the lug nuts.
  2.  
  3. Jack up the front of the vehicle and support it on jackstands. Remove the wheels.
  4.  
  5. Unfasten the pitman arm retaining nut.
  6.  
  7. Punch matchmarks on the pitman arm and the sector shaft to aid reinstallation.
  8.  
  9. Remove the pitman arm from the sector shaft with a puller.
  10.  
  11. Detach the drag link from the center arm with a tie rod puller. Remove the link together with the pitman arm.
  12.  
  13. Detach the tie rod ends from the steering knuckle arm with a puller.
  14.  
  15. Detach the relay rod ends from the center arm. Remove the tie rod/relay rod assembly.
  16.  
  17. Disconnect the end of the steering damper from its brackets on the front crossmember.
  18.  
  19. Remove the center arm attaching nut and use a puller to remove the arm, complete with damper.
  20.  
  21. Remove the skid plate and then remove the center arm bracket from the frame.
  22.  

To install:
  1. Installation is the reverse of removal.
  2.  
  3. Be sure to align the matchmarks, which were made during removal, on the pitman arm and the sector shaft. Tighten the mounting bolt to 120-140 ft. lbs.
  4.  
  5. Lubricate all of the rod ends and damper ends with multipurpose grease.
  6.  
  7. After the linkage is installed, adjust the toe-in to the proper specifications.
  8.  



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Fig. Fig. 28: Steering gear linkage-1971-83 Land Cruiser

1984-88 Land Cruiser

See Figure 29

  1. Raise the truck and support it with safety stands. Remove the wheels.
  2.  
  3. Remove the cotter pin and nut and disconnect the relay rod at the pitman arm.
  4.  
  5. Remove the cotter pin and nut and disconnect the tie rod at the knuckle arm.
  6.  
  7. Remove the mounting nut and disconnect the steering damper at the frame bracket.
  8.  
  9. Remove the nut and disconnect the steering damper at the relay rod.
  10.  
  11. Remove the cotter pin and nut and disconnect the relay rod at the tie rod.
  12.  

To install:
  1. To replace the tie rod ends, loosen the clamp and remove the ends. Install the ends and turn them in so they are approximately 1207mm apart. Tighten the clamps.
  2.  
  3. To replace the relay rod ends, loosen the end clamps and remove the ends. Remove the cotter pin. Remove the plug, 2 ball stud seats, link joint knob, spring and spring seat. Coat the parts with grease, install them and tighten the plug completely. Loosen the plug 1-1 1 / 3 turns and install a new cotter pin. Turn the rod ends onto the rod so they are 960mm apart. Tighten the clamp bolts to 33 ft. lbs. (44 Nm).
  4.  
  5. Connect the relay rod to the tie rod, tighten the nut to 67 ft. lbs. (90 Nm) and install a new cotter pin.
  6.  
  7. Connect the steering damper to the relay rod and tighten the nut to 54 ft. lbs. (74 Nm).
  8.  
  9. Connect the damper to the frame bracket and tighten the nut to 54 ft. lbs. (74 Nm).
  10.  
  11. Connect the tie rod to the knuckle arm, tighten the nut to 67 ft. lbs. (90 Nm) and install a new cotter pin.
  12.  
  13. Connect the relay rod to the pitman arm, tighten the nut to 67 ft. lbs. (90 Nm) and install a new cotter pin.
  14.  
  15. Install the wheels and lower the truck.
  16.  



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Fig. Fig. 29: Steering gear linkage-1984-88 Land Cruiser

 
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