Nissan Maxima Service and Repair Manual: Brake booster

Exploded View

Nissan Maxima. Exploded View

  1. Master cylinder assembly
  2. Brake booster
  3. Brake pedal
  4. Lock nut
  5. Gasket

Removal and installation

NOTE: When removing components such as hoses, tubes/lines, etc., cap or plug openings to prevent fluid from spilling.

REMOVAL

  1. Release the fuel pressure. Refer to EC-592, "Inspection".
  2. Disconnect the battery negative terminal. Refer to PG-67, "Exploded View".
  3. Remove the engine room cover. Refer to EM-23, "Removal and Installation".
  4. Remove the air cleaner and air duct. Refer to EM-24, "Removal and Installation".
  5. Remove cowl top, cowl top extension LH and the lower cowl top extension brace. Refer to EXT-20, "Exploded View".
  6. Disconnect fuel line from engine, clip and main line and reposition out of the way.
  7. Remove master cylinder. Refer to BR-24, "Removal and Installation".
  8. Disconnect vacuum hose from brake booster.
  9. Remove instrument lower panel LH. Refer to IP-10, "Exploded View".
  10. Disconnect the harness connector from the accelerator pedal.
  11. Remove snap pin and clevis pin from inside vehicle.
  12. Disconnect the steering column upper joint and reposition it out of the way.
  13. Disconnect the harness connectors from the ASCD cancel switch and stop lamp switch.
  14. Remove nuts on brake booster and brake pedal assembly, then remove brake pedal. Refer to BR-18, "Exploded View".
  15. Remove brake booster from dash panel on engine room side.
    CAUTION: Be careful not to deform or bend brake tube while removing brake booster.
  16. Remove the brake booster gasket.

Nissan Maxima. REMOVAL

INSTALLATION

CAUTION:

  • Be careful not to deform or bend brake tube while installing brake booster.
  • Replace clevis pin if it is damaged.
  • Do not damage brake booster stud bolt threads. If brake booster is tilted during installation, the dash panel may damage the threads.
  1. Loosen lock nut to adjust input rod length (B) to the specified value as shown.

Nissan Maxima. INSTALLATION

Input rod length (B) : Refer to BR-46, "Brake Booster".

  1. After adjusting input rod length (B), temporarily tighten the lock nut to install the booster assembly. At this time, make sure that a gasket between booster assembly and dash panel is installed.
    CAUTION
    : Always install gasket between brake booster and dash panel.
  2. Install and connect brake pedal with clevis of input rod.
  3. Install brake pedal bracket nuts and tighten them to the specified torque. Refer to BR-18, "Exploded View".
  4. Connect the ASCD cancel switch and stop lamp switch harness connectors.
  5. Connect the steering column upper joint.
  6. Connect the accelerator pedal harness connector.
  7. Install instrument lower panel LH. Refer to IP-10, "Exploded View".
  8. Install vacuum hose into brake booster.
  9. Install master cylinder. Refer to BR-24, "Removal and Installation".
  10. Position fuel line and connect to engine, clip and main line.
  11. Install the air cleaner and air duct. Refer to EM-24, "Removal and Installation".
  12. Install the engine room cover. Refer to EM-23, "Removal and Installation".
  13. Install the cowl top, cowl top extension LH and the lower cowl top extension brace. Refer to EXT-20, "Exploded View".
  14. Connect the battery negative terminal. Refer to PG-67, "Exploded View".
  15. Adjust the brake pedal height, if necessary. Refer to PG-67, "Exploded View".
  16. Tighten lock nut of input rod to the specified torque. Refer to BR-26, "Exploded View".
  17. Refill new brake fluid and bleed air. Refer to BR-16, "Bleeding Brake System".
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