Lexus IS250 · Service Manual BRAKE

REMOVAL

Removal / installation


1. PRECAUTION

CAUTION:
Be sure to read the "PRECAUTION" thoroughly before servicing (Click here).


2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL

CAUTION:
Wait for 90 seconds after disconnecting the cable to prevent the airbag working.


3. PLACE FRONT WHEELS FACING STRAIGHT AHEAD

NOTICE:
When reconnecting the cable to the negative battery terminal after installing the steering sensor, check that the front tires and steering wheel are kept aligned straight ahead before and after connecting the cable to the negative battery terminal.


4. REMOVE NO. 3 LOWER STEERING WHEEL COVER

  1. C122397
    Using a screwdriver, remove the steering wheel No.3 cover lower.

    HINT:
    Tape up the screwdriver tip before use.


5. REMOVE NO. 2 LOWER STEERING WHEEL COVER

  1. C122398
    Using a screwdriver, remove the steering wheel No.2 cover lower.

    HINT:
    Tape up the screwdriver tip before use.


6. REMOVE STEERING PAD

  1. C122396E01
    Using a "torx" socket wrench (T30), loosen the 2 "torx" screws until the groove along the screw circumference catches on the screw case.

  1. C122394
    Pull out the steering pad from the steering wheel assembly and support the steering pad with one hand as shown in the illustration.

    NOTICE:
    When removing the steering pad, do not pull the airbag wire harness.

  1. Disconnect the horn connector.

  1. Disconnect the 2 connectors from the steering pad.

    NOTICE:
    When handling the airbag connector, take care not to damage the airbag wire harness.

  1. Remove the steering pad.


7. REMOVE STEERING WHEEL ASSEMBLY

  1. C115542E01
    Remove the steering wheel assembly set nut.

  1. Put matchmarks on the steering wheel assembly and main shaft assembly.

  1. Using SST, remove the steering wheel assembly.

    SST
    09950-50013   (09951-05010, 09952-05010, 09953-05020, 09954-05011)


8. REMOVE STEERING COLUMN COVER

  1. C115538
    Remove the 3 screws.

  1. Disengage the 2 claws to remove the steering column cover lower.

    NOTICE:
    Do not damage the tilt and telescopic switch.

  1. C115544
    Disengage the 4 clips to separate the steering column cover upper.

  1. Disengage the claw to remove the steering column cover upper.


9. REMOVE SPIRAL CABLE SUB-ASSEMBLY WITH STEERING ANGLE SENSOR

  1. C122402E01
    Disconnect the connectors from the spiral cable with steering sensor.

    NOTICE:
    When handling the airbag connector, take care not to damage the airbag wire harness.

  1. Disengage the 3 claws and remove the spiral cable with steering sensor.


10. REMOVE STEERING ANGLE SENSOR

  1. C104804E02
    Disengage the 6 claws and remove the steering angle sensor from the spiral cable sub-assembly with steering angle sensor.

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