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STEERING COLUMN ASSEMBLY DISASSEMBLY

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CAUTION / NOTICE / HINT

Note:

  • Do not drop the power steering ECU with motor assembly, strike it with tools or subject it to impacts.

  • If the power steering ECU with 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 ECU with motor assembly.

  • Do not loosen any bolts not mentioned in the procedure.

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PROCEDURE


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    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 (0.118 to 0.157 in.) diameter drill bit, drill a hole in each tapered-head bolt.

    3. for Manual Tilt and Manual Telescopic Steering Column:


      1. Secure the steering column assembly in a vise using aluminum plates.

        Note:

        Do not overtighten the vise.

      2. A0004R2

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

    4. for Power Tilt and Power Telescopic Steering Column:


      1. A0004VW

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

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    REMOVE POWER STEERING ECU PROTECTOR (for Manual Tilt and Manual Telescopic Steering Column)


    1. A0006L2

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

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    REMOVE ECU WIRE SUB-ASSEMBLY (for Manual Tilt and Manual Telescopic Steering Column)


    1. A0007OG

      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.

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    REMOVE POWER STEERING ECU WITH MOTOR ASSEMBLY (for Manual Tilt and Manual Telescopic Steering Column)


    1. A0003W0E01

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

      Table 1. 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 steering column assembly so that the power steering ECU with motor assembly is directly upright.

      • Support the steering column assembly with a wooden block or similar item to ensure that it does not fall.

    2. A0003OR

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

    3. A0004GW

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

    4. A0005WI

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

    5. A0006QP

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

  5. Click here

    REMOVE POWER STEERING ECU PROTECTOR (for Power Tilt and Power Telescopic Steering Column)


    1. A0008US

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

  6. Click here

    REMOVE ECU WIRE SUB-ASSEMBLY (for Power Tilt and Power Telescopic Steering Column)


    1. A0008X4

      Disconnect the 2 connectors from the power steering ECU assembly.

    2. Disengage the 2 wire harness clamps to remove the ECU wire sub-assembly.

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    REMOVE POWER STEERING ECU WITH MOTOR ASSEMBLY (for Power Tilt and Power Telescopic Steering Column)


    1. A00056T

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

    2. A000928

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

    3. A00080B

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

    4. A0004CS

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

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    REMOVE MULTIPLEX TILT AND TELESCOPIC ECU (for Power Tilt and Power Telescopic Steering Column)


    1. A0006OH

      Disengage the claw to remove the multiplex tilt and telescopic ECU from the electric power steering column sub-assembly.