Brake Fluid (W/O Vsc) Bleeding


  1. FILL RESERVOIR WITH BRAKE FLUID

  2. BLEED AIR FROM BRAKE MASTER CYLINDER

  3. BLEED AIR FROM LOAD SENSING VALVE BODY

  4. BLEED AIR FROM BRAKE LINE

Brake Fluid (W/O Vsc) -- Bleeding


HINT:
If any work is performed on the brake system or if air in the brake lines is suspected, bleed air from the brake system.
NOTICE:
Wash off brake fluid immediately if it comes in contact with any painted surface.


1. FILL RESERVOIR WITH BRAKE FLUID
Fluid:
SAE J1703 or FMVSS No. 116 DOT 3


2. BLEED AIR FROM BRAKE MASTER CYLINDER
HINT:
If the master cylinder has been disassembled or if the reservoir becomes empty, bleed air from the master cylinder.

  1. Using a union nut wrench, disconnect the 2 brake lines from the master cylinder.



    Toyota Fortuner. Ggn50, 60 Kun51, 61 Tgn51 Lan50

  1. Slowly depress and hold the brake pedal.



    Toyota Fortuner. Ggn50, 60 Kun51, 61 Tgn51 Lan50

  1. Cover the outer holes with your fingers, and release the pedal.

  1. Repeat the 2 previous steps 3 or 4 times.

  1. Using a union nut wrench, connect the 2 brake lines to the master cylinder.

    Torque:
    15 N*m{155 kgf*cm, 11 ft.*lbf}
    NOTICE:
    Use the formula to calculate special torque values for situations where a union nut wrench is combined with a torque wrench (Toyota Fortuner RM000000UYX010X.html).


3. BLEED AIR FROM LOAD SENSING VALVE BODY

  1. Remove the bleeder plug cap.



    Toyota Fortuner. Ggn50, 60 Kun51, 61 Tgn51 Lan50

  1. Connect a vinyl tube to the bleeder plug.

  1. Depress the brake pedal several times, and then loosen the bleeder plug with the pedal depressed.

  1. When fluid stops coming out, immediately tighten the bleeder plug. Then release the pedal.

  1. Repeat the 2 previous steps until all the air in the brake fluid is gone.

  1. Tighten the bleeder plug.

    Torque:
    11 N*m{107 kgf*cm, 8 ft.*lbf}

  1. Install the bleeder plug cap.



4. BLEED AIR FROM BRAKE LINE


Toyota Fortuner. Ggn50, 60 Kun51, 61 Tgn51 Lan50

  1. Remove the bleeder plug cap.

  1. Connect a vinyl tube to the bleeder plugs.

  1. Depress the brake pedal several times, and then loosen the bleeder plug with the pedal depressed.

  1. When fluid stops coming out, immediately tighten the bleeder plug. Then release the pedal.

  1. Repeat the 2 previous steps until all the air in the brake fluid is gone.

  1. Tighten the bleeder plug.

    Torque:
    11 N*m{110 kgf*cm, 8 ft.*lbf}for front brake
    10 N*m{102 kgf*cm, 7 ft.*lbf}for rear brake

  1. Install the cap.

  1. Bleed air from the brake line for each wheel by repeating the above procedures.