Toyota Land Cruiser

 Service Manual

Brake » Hydraulic brake booster
Removal

NOTICE: Before starting the work, make sure that the ignition switch is OFF and depress the brake pedal more than 40 times.

HINT: When a pressure in power supply system is released, reaction force becomes light and stroke becomes longer.

NOTICE:

• As high pressure is applied to the brake actuator tube No. 1, never deform it.
• Until the work is over, do not turn the ignition switch ON.

1. DRAW OUT FLUID WITH SYRINGE

NOTICE: Do not let brake fluid remain on a painted surface. Wash it off immediately.

2. REMOVE SCUFF PLATE, COWL SIDE TRIM, LOWER NO. 1 PANEL, LH LOWER PANEL AND NO. 2 HEATER TO REGISTER DUCT ( BO-81 )

3. REMOVE ABS OR ABS & TRAC & VSC ECU

Remove the 2 nuts and ABS or ABS & TRAC & VSC ECU.

Torque: 5.0 N·m (51 kgf·cm, 44 in.·lbf)

4. w/ ABS only: DISCONNECT 4 CONNECTORS

5. w/ ABS & TRAC & VSC only: DISCONNECT 5 CONNECTORS

6. w/ ABS only: DISCONNECT BRAKE LINES

Using SST, disconnect the 3 brake lines.

SST 09023-00100

Torque: 15 N·m (155 kgf·cm, 11 ft·lbf)

7. w/ ABS & TRAC & VSC only: DISCONNECT BRAKE LINES

Using SST, disconnect the 4 brake lines.

SST 09023-00100

Torque: 15 N·m (155 kgf·cm, 11 ft·lbf)

8. REMOVE CLIP AND CLEVIS PIN

9. REMOVE HYDRAULIC BRAKE BOOSTER ASSEMBLY

(a) Remove the 4 booster installation nuts.

Torque: 15 N·m (155 kgf·cm, 11 ft·lbf)

(b) Remove the booster assembly and gasket.

Disassembly

Disposal

Inspection

On-vehicle inspection

Reassembly

Removal