Steering Column Assembly: Disassembly

NOTE: When using a vise, do not overtighten it.

REMOVE STEERING LOCK ACTUATOR ASSEMBLY (w/ Smart Key System)
1. Secure the steering column assembly in a vise.
2. Using a center punch, mark the center of the 2 tapered-head bolts.
3. Using a 3 to 4 mm (0.12 to 0.16 in.) drill, drill a hole in the 2 tapered-head bolts.
4. Using a screw extractor, remove the 2 tapered-head bolts, and then remove the steering lock actuator assembly and the steering lock bracket from the steering column assembly.
  
  Fig 1: Removing Steering Lock Actuator Assembly
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE TRANSPONDER KEY AMPLIFIER (w/o Smart Key System)
1. Using a screwdriver, widen the claws hanging onto the upper bracket by approximately 1.0 mm (0.039 in.).
2. Pull out the transponder key amplifier with the claw open.
NOTE: Using excessive force may damage the case.

Fig 2: Removing Transponder Key Amplifier
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE STEERING COLUMN UPPER WITH SWITCH BRACKET ASSEMBLY (w/o Smart Key System)
1. Secure the steering column assembly in a vise.
2. Using a center punch, mark the center of the 2 tapered-head bolts.
3. Using a 3 to 4 mm (0.12 to 0.16 in.) drill, drill a hole in the 2 tapered-head bolts.
4. Using a screw extractor, remove the 2 tapered-head bolts, and then remove the steering column upper with switch bracket assembly and the steering lock bracket from the steering column assembly.
  
  Fig 3: Removing Steering Column Upper With Switch Bracket Assembly
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE IGNITION SWITCH LOCK CYLINDER ASSEMBLY (w/o Smart Key System)
1. Turn the ignition switch lock cylinder assembly to the ACC position.
2. Push a screwdriver into the hole of the steering column upper with switch bracket assembly shown in the illustration and pull the ignition switch lock cylinder assembly until its claw contacts the stopper of the steering column upper with switch bracket assembly.
  NOTE: Make sure to pull the ignition switch lock cylinder assembly until its claw contacts the stopper of the steering column bracket assembly upper. Failure to do so will affect later work operations.
  
  Fig 4: Pushing Screwdriver Into Hole Of Steering Column Upper With Switch Bracket Assembly
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Insert a screwdriver into the hole of the steering column upper with switch bracket assembly. Push the screwdriver downward as shown in the illustration to disengage the claw of the ignition switch lock cylinder assembly. Pull out the ignition switch lock cylinder assembly.
  
  Fig 5: Inserting Screwdriver Into Hole Of Steering Column Upper With Switch Bracket Assembly
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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.
  
  Fig 6: Locating Un-Lock Warning Switch Assembly Claws
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE KEY INTERLOCK SOLENOID (for Automatic Transaxle without Smart Key System)
1. Remove the 2 screws and the key interlock solenoid from the steering lock sub-assembly.
  
  Fig 7: Locating Key Interlock Solenoid Screws
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE IGNITION OR STARTER SWITCH ASSEMBLY (w/o Smart Key System)
1. Disengage the 2 claws and remove the ignition or starter switch assembly from the steering lock sub-assembly.
  
  Fig 8: Identifying Ignition Or Starter Switch Assembly Claws
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002