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Steering Column Assembly: Disassembly: Disassembly

WARNING: This page is about a different car, the 2013 Toyota Camry. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
  • When using a vise, do not overtighten it.
  • Do not drop the power steering motor assembly, strike it with tools or subject it to impacts.
  • If the power steering motor assembly is subjected to an impact, replace it with a new one.
  • Do not pull the wire harness of the electric power steering column sub-assembly.
  • Do not allow any moisture to come into contact with the power steering motor assembly.
  • Do not loosen any bolts not mentioned in the procedure.
  1. REMOVE STEERING COLUMN UPPER WITH SWITCH BRACKET ASSEMBLY (w/o Smart Key System) 
    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: Removing Steering Column Upper With Switch Bracket Assembly (w/o Smart Key System)
      GTY316175Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. REMOVE STEERING LOCK ACTUATOR ASSEMBLY (w/ Smart Key System) 
    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 lock actuator assembly from the steering column assembly.
      Fig 2: Removing Steering Lock Actuator Assembly (w/ Smart Key System)
      GTY319930Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  3. REMOVE ECU WIRE SUB-ASSEMBLY (for 2AR without Wireless Door Lock) 
    1. Secure the steering column assembly in a vice using aluminum plates as shown in the illustration.
      Fig 3: Identifying ECU Wire Sub-Assembly (For 2AR-FE Without Wireless Door Lock) Secured In Vice
      GTY319616Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *1 Aluminum Plate
      *2 Wooden Block
      NOTE:
      • Do not overtighten the vice, as the steering column assembly may become deformed.
      • Secure the power steering motor assembly so that it is directly upright.
      • Support the steering column assembly with a wooden block or similar item to ensure that it does not fall.
    2. Disconnect the 2 connectors from the power steering ECU assembly.
      Fig 4: Locating ECU Wire Sub-Assembly (For 2AR-FE Without Wireless Door Lock) Connectors And Clamps
      GTY316212Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Disengage the 2 wire harness clamps to remove the ECU wire sub-assembly.
  4. REMOVE POWER STEERING MOTOR ASSEMBLY (for 2AR without Wireless Door Lock) 
    1. Disconnect the 2 connectors from the power steering ECU assembly.
      Fig 5: Locating Power Steering Motor Assembly (For 2AR-FE Without Wireless Door Lock) Connectors And Clamp
      GTY316211Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Disengage the wire harness clamp from the electric power steering column sub-assembly.
    3. Remove the wire harness clamp.
      Fig 6: Locating Power Steering Motor Assembly (For 2AR-FE Without Wireless Door Lock) Clamp
      GTY321277Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Remove the 2 bolts and power steering motor assembly from the electric power steering column sub-assembly.
      Fig 7: Locating Power Steering Motor Assembly (For 2AR-FE Without Wireless Door Lock) Fasteners
      GTY322198Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. REMOVE POWER STEERING ECU ASSEMBLY (for 2AR without Wireless Door Lock)  . Refer to REMOVAL - Step 2
  6. REMOVE POWER STEERING ECU PROTECTOR (for 2AR with Wireless Door Lock) 
    1. Remove the power steering ECU protector from the power steering ECU with motor assembly.
      Fig 8: Identifying Power Steering ECU Protector (For 2AR-FE With Wireless Door Lock)
      GTY321282Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  7. REMOVE ECU WIRE SUB-ASSEMBLY (for 2AR with Wireless Door Lock) 
    1. Disconnect the 2 connectors from the power steering ECU with motor assembly.
      Fig 9: Locating ECU Wire Sub-Assembly (For 2AR-FE With Wireless Door Lock) Connectors And Clamps
      GTY316176Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Disengage the 2 wire harness clamps to remove the ECU wire sub-assembly.
  8. REMOVE POWER STEERING ECU WITH MOTOR ASSEMBLY (for 2AR with Wireless Door Lock) 
    1. Secure the steering column assembly in a vice using aluminum plates and wooden block as shown in the illustration.
      Fig 10: Identifying Power Steering ECU With Motor Assembly (For 2AR-FE With Wireless Door Lock) Secured In Vice
      GTY315274Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *1 Aluminum Plate
      *2 Wooden Block
      NOTE:
      • Do not overtighten the vice, as the steering column assembly may become deformed.
      • Secure the power steering motor assembly so that it is directly upright.
      • Support the steering column assembly with a wooden block or similar item to ensure that it does not fall.
    2. Disconnect the connector from the power steering ECU with motor assembly.
      Fig 11: Locating Power Steering ECU With Motor Assembly (For 2AR-FE With Wireless Door Lock) Connector
      GTY316193Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the 3 bolts and power steering ECU with motor assembly from the electric power steering column sub-assembly.
      Fig 12: Locating Power Steering ECU With Motor Assembly (For 2AR-FE With Wireless Door Lock) Fasteners
      GTY316194Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Remove the electric power steering motor shaft spacer from the electric power steering column sub-assembly.
      Fig 13: Identifying Electric Power Steering Motor Shaft Spacer
      GTY322195Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    5. Remove the electric power steering motor shaft damper from the electric power steering column sub-assembly.
      Fig 14: Identifying Electric Power Steering Motor Shaft Damper
      GTY316196Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  9. REMOVE POWER STEERING ECU PROTECTOR (for 2GR) 
    1. Disengage the 2 claws to remove the power steering ECU protector from the power steering ECU with motor assembly.
      Fig 15: Locating Power Steering ECU Protector (For 2GR-FE) Claws
      GTY323333Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  10. REMOVE ECU WIRE SUB-ASSEMBLY (for 2GR) 
    1. Disconnect the 2 connectors from the power steering ECU with motor assembly.
      Fig 16: Identifying ECU Wire Sub-Assembly Connectors And Wire Harness Clamps
      GTY319929Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Disengage the 2 wire harness clamps to remove the ECU wire sub-assembly.
  11. REMOVE POWER STEERING ECU WITH MOTOR ASSEMBLY (for 2GR) 
    1. Secure the steering column assembly in a vice using aluminum plates as shown in the illustration.
      Fig 17: Identifying Power Steering ECU With Motor Assembly (For 2GR-FE) Secured In Vice
      GTY315386Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *1 Aluminum Plate
      *2 Wooden Block
      NOTE:
      • Do not overtighten the vice, as the steering column assembly may become deformed.
      • Secure the power steering motor assembly so that it is directly upright.
      • Support the steering column assembly with a wooden block or similar item to ensure that it does not fall.
    2. Disconnect the 2 connectors from the power steering ECU with motor assembly.
      Fig 18: Locating Power Steering ECU With Motor Assembly (For 2GR-FE) Connectors
      GTY319932Courtesy 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.
      Fig 19: Locating Power Steering ECU With Motor Assembly (For 2GR-FE) Fasteners
      GTY319934Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Remove the O-ring from the power steering ECU with motor assembly.
      Fig 20: Locating Power Steering ECU With Motor Assembly (For 2GR-FE) O-Ring
      GTY316161Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  12. REMOVE POWER STEERING ECU ASSEMBLY (for 2GR)  . Refer to REMOVAL - Step 10
  13. REMOVE TRANSPONDER KEY AMPLIFIER (w/o Smart Key System) 
    1. Slide the transponder key amplifier, disengage the 2 claws and then remove the transponder key amplifier as shown in the illustration.
      Fig 21: Removing Transponder Key Amplifier (w/o Smart Key System)
      GTY316197Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  14. REMOVE UNLOCK WARNING SWITCH ASSEMBLY (w/o Smart Key System) 
    1. Insert the key.
    2. Disengage the 2 claws and slide the unlock warning switch assembly to remove it as shown in the illustration.
      Fig 22: Removing Unlock Warning Switch Assembly (w/o Smart Key System)
      GTY316199Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  15. REMOVE KEY INTERLOCK SOLENOID (w/o Smart Key System) 
    1. Remove the screw.
      Fig 23: Locating Key Interlock Solenoid (w/o Smart Key System) Fasteners
      GTY316200Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Disengage the claw to remove the key interlock solenoid from the steering column upper bracket assembly.
  16. REMOVE IGNITION SWITCH LOCK CYLINDER ASSEMBLY (w/o Smart Key System) 
    1. Turn the ignition switch lock cylinder assembly to the ACC position.
      Fig 24: Identifying Ignition Switch Lock Cylinder Assembly (w/o Smart Key System)
      GTY319032Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *a LOCK
      *b ACC
    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.
      Fig 25: Removing Ignition Switch Lock Cylinder Assembly (w/o Smart Key System)
      GTY321161Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *1 Claw
      *2 Stopper
      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 26: Removing Ignition Switch Lock Cylinder Assembly (w/o Smart Key System) Claw
      GTY321372Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *1 Claw
      *2 Stopper
      *a Claw disengaged
      *b Driver Insertion Hole
      Tilt
      Pull out
  17. REMOVE IGNITION OR STARTER SWITCH ASSEMBLY (w/o Smart Key System) 
    1. Disengage the 2 claws to remove the ignition or starter switch assembly from the steering column upper bracket assembly.
      Fig 27: Locating Ignition Or Starter Switch Assembly (w/o Smart Key System) Claws
      GTY316186Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002