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Home >> Infiniti >> 2002 >> QX4 4WD >> Repair and Diagnosis >> Brakes >> Anti-Lock/Traction Control >> Preparation >> Brake Booster >> Installation

Brake Booster: Installation

CAUTION:
  • Be careful not to deform or bend brake pipes during installation of booster.
  • Replace clevis pin if damaged.
  • Refill with new brake fluid "DOT 3".
  • Never reuse drained brake fluid.
  • Take care not to damage brake booster mounting bolt thread when installing. Due to the narrow angle of installation, the threads can be damaged by the dash panel.
  1. Before fitting booster, temporarily adjust clevis to dimension shown.
  2. Fit booster, then secure mounting nuts (brake pedal bracket to brake booster) lightly.
  3. Connect brake pedal and booster input rod with clevis pin.
  4. Secure mounting nuts.
    1. Specification: 13-16 N.m (1.3 - 1.6 kg-m, 9-12 ft-lb) 
  5. Install master cylinder. Refer to "INSTALLATION ".
  6. Adjust brake pedal height and free play. Refer to "Adjustment" in "BRAKE PEDAL AND BRACKET " .
  7. Secure lock nut for clevis.
    1. 16 - 22 N.m (1.6 - 2.2 kg-m, 12 -16 ft-lb) 
  8. Bleed air. Refer to "BLEEDING BRAKE SYSTEM " .
    Fig 1: Identifying Clevis Dimensions From Booster
    G02004408Courtesy of NISSAN MOTOR CO., U.S.A.