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Disassembly [03/2012 - 05/2013]

NOTE:
  • When using a vise, do not overtighten it.
  • Do not drop the steering column assembly, strike it with tools or subject it to impacts.
  • If the steering column assembly is subjected to an impact, replace it with a new one.
  • Do not pull the wire harness of the steering column assembly.
  • Do not allow any moisture to come into contact with the steering column assembly.
  • Do not loosen any bolts not mentioned in the procedure.
  1. 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 (0.118 to 0.157 in.) diameter drill bit, drill a hole in each tapered-head bolt.
    3. Using a screw extractor, remove each tapered-head bolt, and then remove the steering column upper with switch bracket assembly from the steering column assembly.
      Fig 1: Remove Each Tapered-Head Bolt
      GTY389659Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. REMOVE TRANSPONDER KEY AMPLIFIER 
    1. Slide the transponder key amplifier, disengage the 2 claws and then remove the transponder key amplifier as shown in the illustration.
      Fig 2: 2 Claws And Then Remove The Transponder Key Amplifier
      GTY387293Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  3. REMOVE UN-LOCK WARNING SWITCH ASSEMBLY 
    1. Insert the key.
      Fig 3: Disengage The 2 Claws
      GTY389376Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Disengage the 2 claws and slide the unlock warning switch assembly to remove it as shown in the illustration.
  4. REMOVE KEY INTERLOCK SOLENOID (for Automatic Transmission) 
    1. Remove the 2 screws and the key interlock solenoid from the steering column upper bracket assembly.
      Fig 4: 2 Screws And The Key Interlock Solenoid
      GTY388238Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Disengage the clamp.
  5. REMOVE IGNITION SWITCH LOCK CYLINDER ASSEMBLY 
    1. Turn the ignition switch lock cylinder assembly to the ACC position.
      Fig 5: Ignition Switch Lock Cylinder Assembly
      GTY391551Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Insert a screwdriver into the hole of the steering column upper bracket assembly as shown in the illustration. Pull the ignition switch lock cylinder assembly until its claw contacts the stopper of the steering column upper bracket assembly.
      TEXT IN ILLUSTRATION

      *1 Claw
      *2 Stopper
      *a LOCK
      *b ACC
      Push
      Pull
      NOTE:

      Make sure to pull the ignition switch lock cylinder assembly until its claw contacts the stopper of the steering column upper bracket assembly. Failure to do so will affect later work operations.

    3. Insert a screwdriver into the hole of the steering column upper bracket assembly. Tilt the screwdriver as shown in the illustration to disengage the claw of the ignition switch lock cylinder assembly, and pull out the ignition switch lock cylinder assembly from the steering column upper bracket assembly.
      Fig 6: Tilt The Screwdriver
      GTY386453Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *1 Claw
      *2 Stopper
      *a Claw disengaged
      *b Driver Insertion Hole
      Tilt
      Pull out
  6. REMOVE IGNITION OR STARTER SWITCH ASSEMBLY 
    1. Remove the 2 screws and the ignition or starter switch assembly from the steering column upper bracket assembly.
      Fig 7: 2 Screws
      GTY392431Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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