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Home >> Subaru >> 2017 >> Impreza Base, 4D Wagon, Standard Trans >> Repair and Diagnosis >> Steering >> Power Steering >> Power Steering System >> Universal Joint >> Inspection

Universal Joint: Inspection

Check for wear, damage or any other faults.

  1. Check the universal joint assembly - steering for excessive looseness.

    Service limit: 

    Play of the universal joint assembly - steering: 0 mm (0 in)

    Fig 1: Checking Universal Joint Assembly Looseness
    G11245588Courtesy of SUBARU OF AMERICA, INC.
  2. Measure the swing load of the universal joint assembly - steering.
    1. Place the universal joint assembly - steering between wooden blocks and fix it on a vise.
    2. With the yoke (a) of gearbox side facing up, measure the swing load in two directions.
    Fig 2: Checking Universal Joint Assembly Swing Load With Gearbox Yoke Facing Up
    G08316051Courtesy of SUBARU OF AMERICA, INC.

    Service limit: 

    Maximum load: 4.5 N (0.46 kgf, 1.01 lbf) or less

  3. With the yoke (b) of the column assembly - steering side facing up, measure the swing load in two directions.
    Fig 3: Checking Universal Joint Assembly Swing Load With Column Assembly Yoke Facing Up
    G07914305Courtesy of SUBARU OF AMERICA, INC.

    Service limit: 

    Maximum load: 5.4 N (0.55 kgf, 1.21 lbf) or less

  4. Replace as necessary, if it is found defective.