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Home >> Infiniti >> 2015 >> Q50 Base, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (Front Suspension (AWD) (Exc Hybrid)) >> Removal And Installation >> Front Coil Spring And Shock Absorber >> Disassembly And Assembly >> Assembly

Disassembly And Assembly: Assembly

WARNING: This page is about a different variant/trim than selected.
  1. Install shock absorber attachment [SST: ST35652000 (-)] to shock absorber and secure it in a vise.
    CAUTION:

    When installing the shock absorber attachment to shock absorber, wrap a shop cloth around shock absorber to protect it from damage.

  2. Compress coil spring using a spring compressor (commercial service tool), and install it onto shock absorber.
    CAUTION:
    • Install with the large-diameter side (A) facing up and the small-diameter side (B) facing down.
      Fig 1: Identifying Small And Large Diameters Of Coil Spring
      G05224322Courtesy of NISSAN NORTH AMERICA, INC.
    • Be sure a spring compressor is securely attached to coil spring. Compress coil spring.
  3. Install the shock absorber mounting bracket and rubber seat.
    Fig 2: Aligning Paint Mark To Stud Bolt
    G05224323Courtesy of NISSAN NORTH AMERICA, INC.
    CAUTION:

    Align the paint mark to the stud bolt position when assembling.

  4. Apply soapy water to bound bumper.
    CAUTION:

    Never use machine oil.

  5. Insert bound bumper into shock absorber mounting bracket, and then install it to shock absorber together with rubber seat.
    Fig 3: Bound Bumper & Shock Absorber Installation Orientation
    GNSJSEIA0735GB-735Courtesy of NISSAN NORTH AMERICA, INC.
    Shock absorber mounting bracket  
    Right side Left side Coil spring lower end position
    : Vehicle front  
    • Install the shock absorber mounting bracket as shown in the figure below.
      Angle (a) : 34.2°
    • Check that the lower end of the coil spring is positioned at the spring lower seat of the shock absorber.
  6. Secure piston rod tip so that piston rod does not turn, then tighten piston rod lock nut with specified torque.
    CAUTION:

    Never reuse piston rod lock nut.

  7. Gradually release a spring compressor (commercial service tool), and remove coil spring.
    Fig 4: Compressing Coil Spring Between Rubber Seat And Shock Absorber Using Spring Compressor
    G05915170Courtesy of NISSAN NORTH AMERICA, INC.
    CAUTION:

    Loosen while making sure coil spring attachment position does not move.

  8. Remove the shock absorber attachment (A) [SST: ST35652000 (-)] from shock absorber.
    Fig 5: Identifying Shock Absorber Attachment
    G05224320Courtesy of NISSAN NORTH AMERICA, INC.
  9. Install the shock absorber arm to shock absorber.
    CAUTION:

    Align the shock absorber protrusion with the groove of the shock absorber arm. The upper surface of the shock absorber arm must be in full contact with the lower surface of locating bracket.

    Fig 6: Identifying Shock Absorber Protrusion, Shock Absorber Arm And Bracket
    G06618017Courtesy of NISSAN NORTH AMERICA, INC.
  10. Install the mounting seal to shock absorber mounting bracket.
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