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Home >> Kia >> 2021 >> Forte EX >> Repair and Diagnosis >> External Pages >> Different car >> Section 73 (Brake System) >> Brake Booster >> Repair Procedures >> Removal And Installation

Removal And Installation

WARNING: This page is about a different car, the 2024 Kia Forte. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the battery.

    G 1.6 T-GDI GAMMA (Refer to Engine Electrical System - "BATTERY ")

    G 2.0 MPI NU (ATKINSON) (Refer to Engine Electrical System - "BATTERY ")

  2. Remove the engine control module (ECM).

    G 1.6 T-GDI GAMMA (Refer to Engine Control/Fuel System - "ENGINE CONTROL MODULE (ECM) ")

    G 2.0 MPI NU (ATKINSON) (Refer to Engine Control/Fuel System - "ENGINE CONTROL MODULE (ECM) ")

  3. Remove the brake fluid from the master cylinder reservoir with a syringe.
    NOTE: Do not spill brake fluid on the vehicle as it may damage the paint. If brake fluid comes in contact with the paint, wash off immediately with water.
  4. Disconnect the brake vacuum hose (A).
    G14561887Courtesy of KIA MOTORS AMERICA, INC.
  5. Disconnect the brake fluid level sensor connector (A).
    G14561888Courtesy of KIA MOTORS AMERICA, INC.
  6. Disconnect the brake tube (A) from the master cylinder by loosening the tube flare nut.

    Tightening torque: 

    ABS: 12.7 - 16.7 N.m (1.3 - 1.7 kgf.m, 9.4 - 12.3 lb.ft)

    ESC: 18.6 - 22.6 N.m (1.9 - 2.3 kgf.m, 13.7 - 16.6 lb.ft)

    G14561889Courtesy of KIA MOTORS AMERICA, INC.
  7. Remove the master cylinder (A) from the brake booster after loosening the mounting nuts.

    Tightening torque: 

    9.8 - 15.7 N.m (1.0 - 1.6 kgf.m, 7.2 - 11.6 lb.ft)

    G14561890Courtesy of KIA MOTORS AMERICA, INC.
  8. Remove the crash pad lower panel.

    (Refer to Body - "CRASH PAD LOWER PANEL ")

  9. Remove the snap pin (A) and clevis pin (B).
    G14561891Courtesy of KIA MOTORS AMERICA, INC.
    NOTE:
    • Before installing the pin, apply the grease to the joint pin.
    • Use a new snap pin whenever installing.
  10. Remove the brake booster mounting nuts (A).

    Tightening torque: 

    16.7 - 25.5 N.m (1.7 - 2.6 kgf.m, 12.3 - 18.8 lb.ft)

    G14561892Courtesy of KIA MOTORS AMERICA, INC.
  11. Remove the brake booster (A).
    G14561893Courtesy of KIA MOTORS AMERICA, INC.
  12. Install in the reverse order of removal.
  13. After installation, bleed the brake system.

    (Refer to BRAKE BLEEDING PROCEDURES Brake system - "Brake Bleeding Procedures")