Hydraulic Brake Booster (W/VSC): Removal

WARNING: This page is about a different car, the 2006 Toyota Tundra and 2005 Toyota Tundra. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: Before starting work, make sure that the ignition switch is OFF and depress the brake pedal more than 20 times.

HINT:

When pressure in the accumulator power supply system is released, reaction force becomes light and stroke becomes longer.

NOTE:

As high pressure is applied to the brake actuator tube No. 1, do not deform it.
Do not turn the ignition switch ON until work is over.

DRAW OUT FLUID WITH SYRINGE
NOTE: Do not let brake fluid remain on a painted surface. Wash it off immediately.
REMOVE FRONT DOOR SCUFF PLATE, COWL SIDE TRIM BOARD, SIDE PANEL, LOWER FINISH PANEL AND NO. 2 HEATER TO REGISTER DUCT (See REMOVAL )
DISCONNECT 3 CONNECTORS
Disconnect the 2 actuator connectors and fluid level warning switch connector.

Fig 1: Disconnecting Connectors
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
DISCONNECT BRAKE LINES
Using SST, disconnect the 4 brake lines.

SST 09023-00101

Torque: 15.2 N.m (155 kgf.cm, 11.2 ft.lbf)

HINT:
- When disconnecting the brake lines, use tags or make a memo to identify the place to reconnect (see COMPONENTS ).
- At the time of installation, connect each brake line to the correct position (see COMPONENTS ).
Fig 2: Disconnecting Brake Lines
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE CLIP AND CLEVIS PIN
REMOVE HYDRAULIC BRAKE BOOSTER ASSEMBLY
1. Remove the 4 booster installation nuts.
  Torque: 14.2 N.m (145 kgf.cm, 10 ft.lbf)
2. Remove the hydraulic brake booster assembly and gasket.
Fig 3: Removing Hydraulic Brake Booster Assembly
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002