STEERING COLUMN ASSEMBLY DISASSEMBLY

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. A01HOO8

      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.

  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. A01HQ1Q

      Using a screw extractor, remove each tapered-head bolt, and then remove the steering lock actuator assembly from the steering column assembly.

  3. REMOVE ECU WIRE SUB-ASSEMBLY (for 2AR without Wireless Door Lock)


    1. A01HPQ3E01
      Text in Illustration
      *1 Aluminum Plate
      *2 Wooden Block

      Secure the steering column assembly in a vice using aluminum plates as shown in the illustration.

      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. A01HNMX

      Disconnect the 2 connectors from the power steering ECU assembly.

    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. A01HO17

      Disconnect the 2 connectors from the power steering ECU assembly.

    2. Disengage the wire harness clamp from the electric power steering column sub-assembly.

    3. A01HN55

      Remove the wire harness clamp.

    4. A01HQ7M

      Remove the 2 bolts and power steering motor assembly from the electric power steering column sub-assembly.

  5. REMOVE POWER STEERING ECU ASSEMBLY (for 2AR without Wireless Door Lock)


    1. A01HNBA

      Disconnect the 4 connectors from the power steering ECU assembly.

    2. Remove the 2 bolts to remove the power steering ECU assembly from the steering column assembly.

  6. REMOVE POWER STEERING ECU PROTECTOR (for 2AR with Wireless Door Lock)


    1. A01HN6V

      Remove the power steering ECU protector from the power steering ECU with motor assembly.

  7. REMOVE ECU WIRE SUB-ASSEMBLY (for 2AR with Wireless Door Lock)


    1. A01HOTI

      Disconnect the 2 connectors from the power steering ECU with motor assembly.

    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. A01HPPFE01
      Text in Illustration
      *1 Aluminum Plate
      *2 Wooden Block

      Secure the steering column assembly in a vice using aluminum plates and wooden block as shown in the illustration.

      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. A01HO4J

      Disconnect the connector from the power steering ECU with motor assembly.

    3. A01HPBQ

      Remove the 3 bolts and power steering ECU with motor assembly from the electric power steering column sub-assembly.

    4. A01HQSW

      Remove the electric power steering motor shaft spacer from the electric power steering column sub-assembly.

    5. A01HMNV

      Remove the electric power steering motor shaft damper from the electric power steering column sub-assembly.

  9. REMOVE POWER STEERING ECU PROTECTOR (for 2GR)


    1. A01HPN4

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

  10. REMOVE ECU WIRE SUB-ASSEMBLY (for 2GR)


    1. A01HO0K

      Disconnect the 2 connectors from the power steering ECU with motor assembly.

    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. A01HO9PE01
      Text in Illustration
      *1 Aluminum Plate
      *2 Wooden Block

      Secure the steering column assembly in a vice using aluminum plates as shown in the illustration.

      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. A01HQVJ

      Disconnect the 2 connectors from the power steering ECU with motor assembly.

    3. A01HQUY

      Remove the 2 bolts and power steering ECU with motor assembly from the electric power steering column sub-assembly.

    4. A01HNTR

      Remove the O-ring from the power steering ECU with motor assembly.

  12. REMOVE POWER STEERING ECU ASSEMBLY (for 2GR)


    1. A01HO0S

      Disengage the 4 claws to remove the protector.

    2. A01HQP2

      Remove the 3 bolts.

    3. A01HP51

      Remove the 2 bolts to remove the power steering ECU assembly from the power steering motor assembly.

  13. REMOVE TRANSPONDER KEY AMPLIFIER (w/o Smart Key System)


    1. A01HQIU

      Slide the transponder key amplifier, disengage the 2 claws and then remove the transponder key amplifier as shown in the illustration.

  14. REMOVE UNLOCK WARNING SWITCH ASSEMBLY (w/o Smart Key System)


    1. Insert the key.

    2. A01HPC1

      Disengage the 2 claws and slide the unlock warning switch assembly to remove it as shown in the illustration.

  15. REMOVE KEY INTERLOCK SOLENOID (w/o Smart Key System)


    1. A01HNVF

      Remove the screw.

    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. A01HOHCE01
      Text in Illustration
      *a LOCK
      *b ACC

      Turn the ignition switch lock cylinder assembly to the ACC position.

    2. A01HN6DE01
      Text in Illustration
      *1 Claw
      *2 Stopper
      A01HNYE Push
      A01HQYC Pull

      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.

      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. A01HOPRE01
      Text in Illustration
      *1 Claw
      *2 Stopper
      *a Claw disengaged
      *b Driver Insertion Hole
      A01HNYE Tilt
      A01HQYC Pull out

      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.

  17. REMOVE IGNITION OR STARTER SWITCH ASSEMBLY (w/o Smart Key System)


    1. A01HNQP

      Disengage the 2 claws to remove the ignition or starter switch assembly from the steering column upper bracket assembly.