LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Subaru >> 2015 >> WRX Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 21 (Vehicle Dynamics Control System (WRX)) >> Steering Angle Sensor >> Replacement
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Steering Angle Sensor: Replacement

WARNING: This page is about a different car, the 2013 Subaru Impreza. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION:
  • Do not perform the removal except unless replacing.
  • If the sensor needs replacement, replace along with the combination switch assembly once every three times for the protection of the threaded portion.
  1. Set the steering wheel in a straight-ahead position.
  2. Disconnect the ground cable from battery.
  3. Remove the driver's airbag module. < Refer to REMOVAL , Driver's Airbag Module. >
    WARNING: Always refer to "Airbag System" when performing the airbag module repair service. < Refer to CAUTION , General Description. >
  4. Remove the steering wheel. < Refer to REMOVAL , Steering Wheel. >
  5. Remove the screws and remove the steering column cover lower.
    Fig 1: Locating Steering Column Cover Lower Screws
    G05957752Courtesy of SUBARU
  6. Remove the harness cover lock.
  7. Remove the screws and detach the knee protector.
    Fig 2: Locating Knee Protector Screws
    G08542325Courtesy of SUBARU
  8. Remove the screws and remove the steering column cover upper.
    Fig 3: Locating Steering Column Cover Upper Screws
    G08542326Courtesy of SUBARU
  9. Disconnect the connector of roll connector and steering angle sensor.
  10. Remove the screws which secure the roll connector to steering column.
    Fig 4: Identifying Roll Connector
    G08542327Courtesy of SUBARU
  11. Remove the vinyl tape binding the harness, and remove the steering angle sensor from roll connector.
    Fig 5: Locating Steering Angle Sensor Mounting Screws
    G08542328Courtesy of SUBARU
  12. Turn the protrusion portion of new steering angle sensor to match the alignment mark of inspection hole.
    CAUTION: Be careful not to allow foreign matter to enter into inspection hole.
    Fig 6: Identifying Steering Angle Sensor Protrusion Portion, Inspection Hole And Alignment Mark
    G08542329Courtesy of SUBARU
  13. Align the center of roll connector. < Refer to INSTALLATION , Roll Connector. >
  14. Apply the grease provided with the new part on the 4 locations of the protrusion on the steering angle sensor.
    Fig 7: Locating Grease Applying Areas On Steering Angle Sensor
    G08542330Courtesy of SUBARU
  15. Align the position of the protrusion and install roll connector to steering angle sensor.

    Tightening torque: 

    0.5 N.m (0.05 kgf-m, 0.36 ft-lb) 

    Fig 8: Locating Steering Angle Sensor Mounting Screws
    G08542328Courtesy of SUBARU
  16. Install the roll connector to combination switch and bind the harness with vinyl tape as originally bound.
    Fig 9: Identifying Roll Connector
    G08542327Courtesy of SUBARU
  17. Install the steering wheel. < Refer to INSTALLATION , Steering Wheel. >

    Tightening torque: 

    39 N.m (3.98 kgf-m, 28.8 ft-lb) 

  18. Install the airbag module to the steering wheel. < Refer to INSTALLATION , Driver's Airbag Module. >
    WARNING: Always refer to "Airbag System" before performing the service operation. < Refer to CAUTION , General Description. >
  19. Connect the ground cable to battery.
    CAUTION: After completion of installation, adjust the following two positions.
    • Positioning to the center of steering angle sensor
    • Positioning the yaw rate & G sensors to zero The above procedure is required for the VDC-CM to identify vehicle position afterward. For the setting procedures of the 2 steps above, refer to "Adjustment" in "VDC Control Module & Hydraulic Control Unit (VDCCM&H/U)". < Refer to ADJUSTMENT , VDC Control Module and Hydraulic Control Unit (VDCCM&H/U). >
scientia non olet · About LEMON Manuals