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Home >> Toyota >> 2019 >> Highlander Limited, FWD >> Repair and Diagnosis >> Steering >> Steering Column >> Steering Column (Service Information) (Except Hybrid) >> Steering Column Assembly >> Disassembly [12/2013 - ] >> Procedure

Disassembly [12/2013 - ]: Procedure

  1. REMOVE STEERING LOCK ACTUATOR ASSEMBLY (w/ Smart Key System) 
    1. Secure the steering column assembly in a vise between aluminum plates.
      NOTE:

      Do not overtighten the vise, as the steering column assembly may become deformed.

    2. Using a drill, drill a hole in the 2 steering lock set bolts and insert a screw extractor.
    3. Using the screw extractor, remove the 2 steering lock set bolts and steering lock actuator assembly.
      GTY425924Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. REMOVE UPPER STEERING COLUMN BRACKET WITH SWITCH ASSEMBLY (w/o Smart Key System) 

    HINT: 

    Perform the same procedure as for the steering lock actuator assembly.

  3. REMOVE STEERING INTERMEDIATE SHAFT ASSEMBLY 
    1. Remove the bolt and slide the steering intermediate shaft assembly.
      GTY454895Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Matchmark
      NOTE:

      Do not separate the steering intermediate shaft assembly from the steering column assembly.

    2. Put matchmarks on the steering intermediate shaft assembly and the steering column assembly.
    3. Remove the steering intermediate shaft assembly from the steering column assembly.
  4. REMOVE POWER STEERING ECU PROTECTOR 
    1. GTY425922Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Disengage the 2 claws to remove the power steering ECU protector from the power steering ECU assembly.

  5. REMOVE ECU WIRE SUB-ASSEMBLY 
    1. Disconnect the 2 connectors from the power steering ECU assembly.
      GTY425927Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Disengage the 2 wire harness clamps to remove the ECU wire sub-assembly.
      GTY450864Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  6. REMOVE POWER STEERING ECU WITH MOTOR ASSEMBLY 
    1. Disconnect the 2 connectors from the power steering ECU assembly.
      GTY425925Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the tape.
      GTY425926Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the 2 bolts and power steering ECU with motor assembly from the electric power steering column sub-assembly.
      GTY425928Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Remove the O-ring from the power steering ECU with motor assembly.
      GTY425920Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  7. REMOVE POWER STEERING MOTOR ASSEMBLY 
    1. Disengage the 4 claws to remove the No. 2 power steering ECU protector.
      GTY435419Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the 3 terminal bolts, 2 bolts and power steering motor assembly from the power steering ECU assembly.
      GTY452931Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  8. REMOVE TRANSPONDER KEY COIL (w/o Smart Key System) 
    1. Disengage the 2 claws and remove the transponder key coil.
      GTY429162Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  9. REMOVE IGNITION OR STARTER SWITCH ASSEMBLY (w/o Smart Key System) 
    1. Remove the 2 screws and ignition or starter switch assembly from the upper steering column bracket assembly.
      GTY429169Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  10. REMOVE KEY INTERLOCK SOLENOID (w/o Smart Key System) 
    1. Remove the screw.
      GTY429168Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Disengage the claw to remove the key interlock solenoid from the upper steering column bracket assembly.
  11. REMOVE IGNITION SWITCH LOCK CYLINDER ASSEMBLY (w/o Smart Key System) 
    1. Turn the ignition switch to ACC.
      GTY443630Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Push
      Pull
    2. Insert the tip of a screwdriver into the hole in the upper steering column bracket assembly, as shown in the illustration, and pull the ignition switch lock cylinder assembly.
    3. Insert the tip of a screwdriver into the hole in the upper steering column bracket assembly and tilt it downward, as shown in the illustration, to disengage the claw on the ignition switch lock cylinder assembly. Then pull out the ignition switch lock cylinder assembly.
      GTY446983Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Claw
      Tilt
      Pull out
  12. REMOVE UN-LOCK WARNING SWITCH ASSEMBLY (w/o Smart Key System) 
    1. Remove the un-lock warning switch assembly by pushing up the center part and releasing the 2 claws.
      GTY439787Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Center Part

      HINT: 

      Slide the un-lock warning switch in the direction shown by the arrow in the illustration to remove it.