Lexus ES300 (1997 year). Manual - part 280

BR068–01

–

BRAKE

PARKING BRAKE PEDAL

BR–11

1126

1997 LEXUS ES300   (RM511U)

INSTALLATION

Installation is in the reverse order of removal (See page 

BR–10

).

BR069–04

Z19275

Z19275

Master Cylinder

Brake Booster

N·m (kgf·cm, ft·lbf)

: Specified torque

 Non–reusable part

 Gasket

2–way

15 (155, 11)

13 (130, 9)

Z19274

Cap

Strainer

Reservoir

Grommet

Snap Ring

No.2 Piston and Spring

No.1 Piston

Cylinder Body

Stopper Bolt

w/ ABS

w/ TRAC

Reservoir Set Screw

Straight Pin

Grommet

N·m (kgf·cm, ft·lbf)

: Specified torque

 Non–reusable part

 Gasket

Lithium soap base glycol grease

Cap

Strainer

Reservoir

Grommet

Grommet

Cylinder Body

No.2 Piston

No.1 Piston and Spring

Spring

Spring

1.7 (18, 16 in.·lbf)

10 (100, 7)

1.7 (18, 16 in.·lbf)

Reservoir Set Screw

BR–12

–

BRAKE

BRAKE MASTER CYLINDER

1127

1997 LEXUS ES300   (RM511U)

BRAKE MASTER CYLINDER

COMPONENTS

BR06A–01

W04697

SST

R11405

–

BRAKE

BRAKE MASTER CYLINDER

BR–13

1128

1997 LEXUS ES300   (RM511U)

REMOVAL

1.

DISCONNECT LEVEL WARNING SWITCH CONNEC-
TOR

2.

TAKE OUT FLUID WITH SYRINGE

NOTICE:
Do not let brake fluid remain on a painted surface. Wash it
off immediately.
3.

DISCONNECT BRAKE LINES

Using SST, disconnect the 5 brake lines.

SST

09023–00100

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

4.

REMOVE MASTER CYLINDER

Remove the 2 nuts, and pull out the 2–way, master cylinder and
gasket.

Torque: 13 N·m (130 kgf·cm, 9 ft·lbf)

BR06B–01

R11406

Soft Jaws

R11407

Soft Jaws

R12236

A

BR–14

–

BRAKE

BRAKE MASTER CYLINDER

1129

1997 LEXUS ES300   (RM511U)

DISASSEMBLY

1.

REMOVE RESERVOIR

(a)

Remove the set screw and pull out the reservoir.
Torque: 1.7 N·m (18 kgf·cm, 16 in.·lbf)

(b)

Remove the cap and strainer from the reservoir.

2.

REMOVE 2 GROMMETS

3.

w/ ABS:
PLACE CYLINDER IN VISE

4.

REMOVE PISTON STOPPER BOLT

Using a screwdriver, push the pistons in all the way and remove
the piston stopper bolt and gasket.
HINT:
Tape the screwdriver tip before use.

Torque: 10 N·m (100 kgf·cm, 7 ft·lbf)

5.

REMOVE 2 PISTONS AND SPRINGS

(a)

Push in the piston with a screwdriver and remove the
snap ring with snap ring pliers.

HINT:
Tape the screwdriver tip before use.
(b)

Remove the No.1 piston and spring by hand, pulling
straight out, not at an angle.

NOTICE:

If pulled out and installed at an angle, there is a possi-
bility that the cylinder bore could be damaged.

At the time reassembly, be careful not to damage the
rubber lips on the pistons.

(c)

Place a rag and 2 wooden blocks on the work table, and
lightly tap the cylinder flange against the block edges until
the No.2 piston drops out of the cylinder.

HINT:
Make sure that the distance (A) from the rag to the top of the
blocks is at least 100 mm (3.94 in.).