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Home >> Subaru >> 2018 >> WRX Base >> Repair and Diagnosis >> Suspension >> Wheel Alignment >> Front Suspension System And Wheel Alignment >> Front Strut >> Inspection >> Strut

Front Strut: Inspection: Strut

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  1. Check for oil leaks.
  2. Move the piston rod up and down to check that it operates smoothly without any hitch.
  3. Check the piston rod runout.

    Preparation tool:

    Dial gauge

    1. Fix the outer shell.
    2. Extend the piston rod until it stops retracting, and set the dial gauge at the L position from the end of the piston rod.

      Measuring point:

      L = 10 mm (0.39 in)

    3. While applying a force of W [20 N (2 kgf, 4 lbf)] to the arrowed area, read the dial gauge indication P1 .
    4. While applying a force of W2 20 N (2 kgf, 4 lbf) from the opposite side of W1 , read the dial gauge indication P2 .
      G11253835

      Play limit (P1 + P2 ): 0.8 mm (0.031 in)

  4. Replace the strut if faulty is found in the inspection or limit value is exceeded.