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Home >> Subaru >> 2021 >> WRX Base >> Repair and Diagnosis >> Suspension >> Rear Suspension System >> Rear Sub Frame >> Removal

Rear Sub Frame: Removal

  1. Disconnect the ground cable from battery. Refer to NOTE>NOTE>BATTERY .
    NOTE: For model with battery sensor, disconnect the ground terminal from battery sensor.
  2. Lift up the vehicle, and then remove the rear wheels.
  3. Remove the rear exhaust pipe.
  4. Remove the propeller shaft assembly. Refer to DRIVE SHAFT SYSTEM>PROPELLER SHAFT>REMOVAL .
  5. Remove the clip and bolt on the harness clamp, and remove the rear ABS wheel speed sensor.
    CAUTION:
    • Be careful not to damage the sensor.
    • Do not apply excessive force to the sensor harness.
    G08551334Courtesy of SUBARU OF AMERICA, INC.
  6. Remove the disc brake assembly - rear. Refer to BRAKE>REAR DISC BRAKE ASSEMBLY>REMOVAL .
  7. Remove the cable assembly - parking brake and the parking brake shoe. (Models without EyeSight) Refer to PARKING BRAKE>PARKING BRAKE ASSEMBLY (REAR DISC BRAKE)>REMOVAL .
  8. Disconnect the electronic parking brake harness. (Models with EyeSight) Refer to PARKING BRAKE>PARKING BRAKE CABLE>REMOVAL .
    G10271904Courtesy of SUBARU OF AMERICA, INC.
  9. Remove the clamp of the sub rear harness.
    G09488435Courtesy of SUBARU OF AMERICA, INC.
  10. Remove the sensor assembly - headlight beam leveler. (Model with auto headlight beam leveler) Refer to LIGHTING SYSTEM>REAR HEIGHT SENSOR>REMOVAL .
  11. Remove the fuel tank protector.
  12. Remove the rear sub frame assembly.
    1. Remove the bolts and nuts from the lower side of rear shock absorber assembly.
      G07914020Courtesy of SUBARU OF AMERICA, INC.
    2. Support the rear sub frame assembly using a transmission jack.
      CAUTION: The rear sub frame assembly is heavy. Make sure that it is horizontally-supported.
    3. Remove the bolt, and remove the left and right sub frame supports and the rear sub frame support.
    4. Remove the rear sub frame assembly.
    CAUTION: While checking there is no dragging of harness and wire, lower it slowly with a transmission jack.
    G10269475Courtesy of SUBARU OF AMERICA, INC.
  13. As necessary, remove each part from the rear sub frame assembly.
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