Brake Booster: Installation

1. Install the lock nut and brake master cylinder push rod clevis to the brake booster assembly.

   HINT:

   Fully tighten the lock nut after adjusting the brake pedal height.

1. Install a new brake booster gasket to the brake booster assembly.

1. Install the brake booster assembly to the body with the 4 nuts.

   Torque: 13 N*m (132 kgf*cm, 10 ft.*lbf) 

   NOTE: Do not damage the brake lines or fuel lines.
   Fig 1: Locating Brake Pedal Support Sub-Assembly Nuts

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Engage the 2 clamps to install the brake lines to the body.
   Fig 2: Locating Brake Lines Clamps

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1. Install the No. 5 front brake tube to the body and engage the grommet.
   Fig 3: Identifying No. 5 Front Brake Tube Grommet

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Using a union nut wrench (10 mm), connect the No. 5 front brake tube to the front brake flexible hose LH.

   Torque: without a union nut wrench 

   15 N*m (155 kgf*cm, 11 ft.*lbf) 

   with a union nut wrench 

   14 N*m (143 kgf*cm, 10 ft.*lbf) 

   NOTE:

   • Use a torque wrench with a fulcrum length of 250 mm (9.84 in.).
   • This torque value is effective when the union nut wrench is parallel to the torque wrench.

1. Install a new check valve grommet to the brake booster assembly.
   Fig 4: Connecting No. 5 Front Brake Tube

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

1. Install the vacuum check valve assembly to the brake booster assembly.

1. Connect the vacuum hose and slide the clip.

Torque: 103 N*m (1050 kgf*cm, 76 ft.*lbf)