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Home >> Subaru >> 2016 >> WRX Premium, Automatic CVT Trans >> Repair and Diagnosis >> Steering >> Power Steering >> Power Steering System >> Electric Power Steering Gearbox >> Adjustment >> Gearbox Backlash Adjustment

Gearbox Backlash Adjustment

  1. Remove the steering gearbox assembly. < Ref. to REMOVAL , Electric Power Steering Gearbox. >
  2. Loosen the lock nut and adjusting screw.
  3. Apply a coat of grease to the sliding surface (B) of the pad - pressure (a) and seating surface (C) of spring - gearbox (b), and then insert the pad - pressure (a) into steering body.
  4. Charge the adjusting screw (c) with grease (D), and then insert the spring - gearbox (b) into adjusting screw. Then install on the steering body.

    Grease: 

    Molywhite LS-G 

  5. Apply liquid gasket to 1/3 or more (A) of entire perimeter of adjusting screw thread (c).

    Liquid gasket: 

    THREE BOND 1102 

    Fig 1: Identifying Grease Applying Area On Adjusting Screw Thread
    G08316089Courtesy of SUBARU OF AMERICA, INC.
  6. Tighten the adjusting screw to 20 N.m (2.0 kgf-m, 14.8 ft-lb), then loosen it.
  7. Tighten the adjusting screw to 20 N.m (2.0 kgf-m, 14.8 ft-lb), then loosen it.
  8. Tighten the adjusting screw to 20 N.m (2.0 kgf-m, 14.8 ft-lb), then loosen it by 30°.
  9. While fixing the adjusting screw, tighten the lock nuts.

    Tightening torque: 

    45 N.m (4.6 kgf-m, 33.2 ft-lb) 

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