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Steering Column Assembly: Disassembly

  1. REMOVE TRANSPONDER KEY AMPLIFIER 
    1. Widen the claws hanging onto the upper bracket by approximately 1.0 mm (0.039 in.) using a screwdriver.
    2. Pull out the transponder key amplifier with the claw open.
      NOTE: Using excessive force may damage the case.
      Fig 1: Identifying Transponder Key Amplifier
      G05406920Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. REMOVE STEERING COLUMN UPPER WITH SWITCH BRACKET ASSEMBLY 
    1. Using a center punch, mark the center of the 2 tapered-head bolts.
    2. Using a 3 to 4 mm (0.12 to 0.16 in.) drill, drill a hole in the 2 bolts.
    3. Using a screw extractor, remove the 2 bolts and steering column upper w / switch bracket assembly from the steering column assembly.
      Fig 2: Drilling Hole In Bolts
      G05001837Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  3. REMOVE IGNITION SWITCH LOCK CYLINDER ASSEMBLY 
    1. Put the ignition switch lock cylinder assembly in the ACC position.
    2. Push down the stop pin with a screwdriver, and pull out the ignition switch lock cylinder assembly.
      Fig 3: Pulling Out Ignition Switch Lock Cylinder Assembly
      G05001838Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. REMOVE UN-LOCK WARNING SWITCH ASSEMBLY 
    1. Separate the un-lock warning switch assembly connector from the ignition or starter switch assembly.
      Fig 4: Identifying Unlock Warning Switch Connector
      G05001839Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the un-lock warning switch assembly by pushing up the claw of the center part and releasing the 2 claws.
      Fig 5: Identifying Claws
      G05001840Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Disengage the secondary locking device.
    4. Using a screwdriver, disengage the locking lug of terminals 3 and 4, and pull the terminals out from the rear side of the un-lock warning switch assembly connector.
      Fig 6: Disengaging Locking Lug
      G05406925Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. REMOVE KEY INTER LOCK SOLENOID 
    1. Remove the 2 screws and key inter lock solenoid from the steering column upper w / switch bracket assembly.
      Fig 7: Identifying Screws And Key Inter Lock Solenoid
      G05406926Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  6. REMOVE IGNITION OR STARTER SWITCH ASSEMBLY 
    1. Remove the 2 screws and ignition or starter switch assembly from the steering column upper w / switch bracket assembly.
      Fig 8: Identifying Ignition Starter Switch Screws
      G05001843Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  7. REMOVE STEERING LOCK ACTUATOR ASSEMBLY 
    1. Using a center punch, mark the center of the 2 tapered-head bolts.
    2. Using a 3 to 4 mm (0.12 to 0.16 in.) drill, drill a hole in the 2 bolts.
    3. Using a screw extractor, remove the 2 bolts and steering lock actuator assembly from the steering column assembly.
      Fig 9: Drilling Hole In Bolts
      G05001844Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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