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Steering Angle Sensor: Replacement

CAUTION: If the steering wheel and steering angle sensor are removed, perform "VDC SENSOR MIDPOINT SETTING MODE " of the VDC. < Ref. to ADJUSTMENT , VDC Control Module and Hydraulic Control Unit (VDCCM&H/U). >
  1. Position the front wheels straight ahead. (After moving a vehicle 5 m (16 ft) or more with front wheels positioned straight ahead, make sure that the vehicle moves straight ahead.)
  2. Turn the ignition switch to OFF.
  3. Disconnect the ground cable from battery and wait for at least 60 seconds before starting work.
  4. Remove the driver's airbag module.
    CAUTION: Before performing service on the airbag module, always refer to "CAUTION" of "General Description" in "AIRBAG SYSTEM" article. < Ref. to CAUTION , General Description. >
    1. Using a hexagon wrench etc. wrapped by protective tape, insert the snap pins and release the locks (3 locations).
      Fig 1: Identifying Airbag Module Locks
      G08316265Courtesy of SUBARU OF AMERICA, INC.
    2. Disconnect the horn harness and airbag connector, and remove the airbag module. < Ref. to DRIVER'S AIRBAG MODULE, KNEE AIRBAG MODULE, CURTAIN AIRBAG MODULE AND PRETENSIONER , PROCEDURE, Airbag Connector. >
      Fig 2: Disconnecting Horn Harness And Airbag Connector
      G09483431Courtesy of SUBARU OF AMERICA, INC.
  5. Remove the steering wheel.
    CAUTION:
    • Always use the steering wheel puller for removal to avoid deforming the steering wheel.
    • If the steering wheel has been removed, make sure that the steering roll connector is not turned from the original position.

    Preparation tool: 

    Steering wheel puller 

    1. Disconnect the connector and remove the nut.
    2. Put alignment marks and remove the steering wheel.
      Fig 3: Locating Alignment Marks And Connector
      G09483432Courtesy of SUBARU OF AMERICA, INC.
  6. Remove the cover assembly - column.
    1. Release the screws and claws.
    2. Remove the cap - key cylinder (a). (Model with keyless access)
    3. Remove the cover assembly - column UPR and the cover assembly - column LWR.
      Fig 4: Removing Column Cover Assembly
      G09483433Courtesy of SUBARU OF AMERICA, INC.
  7. Remove the steering roll connector.
    CAUTION: Make sure that the steering roll connector is not turned from the original position.
    1. Disconnect the connector under the steering roll connector.
    2. Release the claws and remove the steering roll connector.
      Fig 5: Identifying Steering Roll Connector Claws
      G08316423Courtesy of SUBARU OF AMERICA, INC.
  8. Remove the steering angle sensor.
    1. Release the claws and remove the steering angle sensor (b) from the steering roll connector (a).
      Fig 6: Identifying Steering Angle Sensor And Roll Connector Claws
      G08314738Courtesy of SUBARU OF AMERICA, INC.
  9. Install the steering angle sensor.
    1. Apply grease to the protrusion (a) of the new steering angle sensor.
      CAUTION: Do not rotate the steering angle sensor protrusion.
      Fig 7: Caution For Installing Steering Angle Sensor
      G07914205Courtesy of SUBARU OF AMERICA, INC.
    2. Align the center of steering roll connector. < Ref. to INSTALLATION , Roll Connector. >
    3. Align the position of the protrusion and install the steering angle sensor to the steering roll connector.
  10. Install each part in the reverse order of removal.

    Tightening torque: 

    Steering wheel: 39 N.m (3.98 kgf-m, 28.8 ft-lb) 

    Clearance: 

    Between cover assembly - column and steering wheel: 4 - 6 mm (0.16 - 0.24 in) 

  11. After installation, perform the neutral position setting of the steering angle sensor. < Ref. to VDC SENSOR MIDPOINT SETTING MODE , ADJUSTMENT, VDC Control Module and Hydraulic Control Unit (VDCCM & H/U). >
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