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Home >> Lexus >> 2002 >> LS 430 >> Repair and Diagnosis >> Steering >> Power Steering >> Steering Control System >> Power Tilt And Power Telescopic Steering Column >> Disassembly
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Power Tilt And Power Telescopic Steering Column: Disassembly

CAUTION: When using a vise, do not overtighten it.
  1. Remove transponder key amplifier with coil.
    1. Widen the claw hung on the upper bracket by approx. 1.0 mm (0.039 in.) using a screwdriver.
      Fig 1: Widening Claw With Screwdriver
      G01148594Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Pull the transponder key amplifier toward the rear of the vehicle with the claw open.
      NOTE: Take care not to use excessive force to prevent the case from being damaged.
  2. Remove connector bracket.
    1. Disconnect the connector.
    2. Remove the screw and connector bracket.
  3. Remove turn signal bracket.
    1. Remove the 3 bolts and turn signal bracket.
  4. Remove power tilt motor.
    1. Using a hexagon wrench, remove the support stopper bolt.
    2. Remove the stopper spring and stopper No. 1.
    3. Using a screwdriver, remove the 2 E-rings.
    4. Using a hexagon wrench, remove the 2 tilt steering bolts and power tilt motor.
    5. Remove the 2 support stopper bolt bushings from the power tilt motor.
  5. Remove adjusting nut No. 1.
    1. Set SST, a plate washer (36 mm outer diameter) and bolt (6 mm normal diameter, 1.0 mm pitch, 50 mm length), as shown in Fig 2.
      Fig 2: Setting SST, A Plate Washer & Bolt
      G01148595Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. SST 09910-00015 (09911-00011, 09912-00010)
      2. Reference:
        1. Plate washer: 90201-10201
        2. Bolt: 91111-51050
    2. Remove the 2 tilt steering shafts by using the sliding hammer on SST and adjusting nut No. 1.
    3. Remove the 2 support stopper bolt bushings from the adjusting nut No. 1.
  6. Remove No. 1 steering lower tube bracket.
    1. Remove the bolt and No. 1 steering lower tube bracket.
  7. Remove power telescopic motor.
    1. Remove the 2 bolts and power telescopic motor.
    2. Remove the telescopic steering column cable.
  8. Remove column tube support.
    1. Remove the bolt.
    2. Remove the column tube support with tube attachment.
    3. Remove the tube attachment from the column tube support.
  9. Remove 2 energy absorbing plates.
    1. Using pliers, remove the 2 energy absorbing clips.
      Fig 3: Locating Clips For Removal
      G01148596Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the 2 energy absorbing plates and 2 energy absorbing guides.
  10. Remove telescopic steering slider support.
    1. Remove the 2 bolts and telescopic steering slider support.
  11. Remove telescopic steering screw.
    1. Using pliers, remove the nut, 4 energy absorber cushions, 2 bearings and telescopic steering screw.
      Fig 4: Removing Nut, Cushions & Bearings With Pliers
      G01148597Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  12. Remove telescopic steering bushing, steering column bracket spacer and telescopic steering slider from telescopic steering screw.
  13. Remove column upper bracket and column upper clamp.
    1. Using a hexagon wrench, remove the 2 telescopic lever lock bolts and 2 telescopic steering wedge lock springs.
    2. Remove column tube stopper.
    3. Using a centering punch, mark the center of the 2 tapered-head bolts.
    4. Using a 3-4 mm (0.12-0.16 in.) drill, drill into the 2 tapered-head bolts.
    5. Using a screw extractor, remove 2 tapered-head bolts, column upper bracket, column upper clamp and 2 steering lock wedges.
      Fig 5: Identifying Screw Extractor
      G01148598Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  14. Remove column upper tube sub-assembly with main shaft assembly.
    1. Using a screwdriver, remove the snap ring.
    2. Remove the 2 screws and tilt steering support bond cable.
    3. Using a hexagon wrench, remove the 2 tilt steering bolts and column upper tube sub-assembly with main shaft assembly.
    4. Remove the column upper tube assembly from the column tube.
    5. Remove the 2 support stopper bolt bushings from the column upper tube assembly.
    6. Remove the 3 bushings from the column tube.
  15. Remove main shaft assembly.
    1. Using SST, compress the compression spring.
      1. SST 09950-40011 (09958-04011)
        Fig 6: Compressing Compression Spring With SST
        G01148599Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      NOTE: Do not bend the universal joint of the shaft assembly more than 20 degrees.
    2. Using a snap ring expander, remove the snap ring.
    3. Remove the main shaft assembly from the column upper tube sub-assembly.
    4. Remove the compression spring, bearing thrust collar and bearing from the main shaft assembly.
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