Lexus RX300 (MCU15). Service manual — part 170
BR1KO–01
F13287
N·m (kgf·cm, ft·lbf) : Specified torque
Disc brake grease
34 (350, 25)
Inner Anti–squeal Shim
Bleeder Plug
z Gasket
Caliper
z Sliding Bushing
Disc
Torque Plate
107 (1090, 79)
29 (300, 21)
8.3 (85, 74 in.·lbf)
Piston Seal
Piston
Piston Boot
Boot Ring
Sliding Pin
z Dust Boot
Pad Support Plate
z Dust Boot
Sliding Pin
Pad Wear Indicator Plate
Inner Anti–squeal Shim
Lithium soap base glycol grease
z Non–reusable part
Outer Pad
29 (300, 21)
Flexible Hose
Inner Pad
Europe:
BR–32
–
BRAKE
FRONT BRAKE CALIPER
LEXUS RX300 (RM785E)
FRONT BRAKE CALIPER
COMPONENTS
F13379
Bleeder Plug
Except Europe:
Caliper
Piston Seal
Piston
Sliding Pin
Piston Boot
Boot Ring
Torque Plate
Pad Support Plate
Pad Wear Indicator
Inner Anti–squeal Shim
Anti–squeal Shim
Inner Pad
z Gasket
z Sliding Bushing
z Dust Boot
z Non–reusable part
N·m (kgf·cm, ft·lbf) : Specified torque
Disc brake grease
Lithium soap base glycol grease
Inner Anti–squeal Shim
Anti–squeal Shim
z Dust Boot
Sliding Pin
8.3 (85, 74 in.·lbf)
29 (300, 21)
29 (300, 21)
34 (350, 25)
107 (1090, 79)
Outer Pad
Flexible Hose
–
BRAKE
FRONT BRAKE CALIPER
BR–33
LEXUS RX300 (RM785E)
BR0IP–03
F13273
BR–34
–
BRAKE
FRONT BRAKE CALIPER
LEXUS RX300 (RM785E)
REMOVAL
1.
REMOVE FRONT WHEEL
Remove the wheel and temporarily fasten the disc with the hub
nuts.
2.
DISCONNECT FLEXIBLE HOSE
(a)
Remove the flexible hose from the shock absorber.
Torque: 29 N·m (300 kgf·cm, 21 ft·lbf)
(b)
Remove the union bolt and 2 gaskets from the caliper,
then disconnect the flexible hose from the caliper.
Torque: 29 N·m (300 kgf·cm, 21 ft·lbf)
HINT:
At the time of installation, install the flexible hose lock securely
in the lock hole in the caliper.
(c)
Use a container to catch the brake fluid as it drains out.
3.
REMOVE CALIPER
(a)
Remove the 2 installation bolts.
Torque: 34 N·m (350 kgf·cm, 25 ft·lbf)
(b)
Remove the caliper from the torque plate.
4.
REMOVE 2 PADS WITH ANTI–SQUEAL SHIMS
5.
REMOVE 2 PAD SUPPORT PLATES
NOTICE:
At the time of installation, there should be no oil or grease
adhering to the friction surfaces of the pads or disc.
BR0IQ–04
R00121
R00122
R00123
F13274
–
BRAKE
FRONT BRAKE CALIPER
BR–35
LEXUS RX300 (RM785E)
DISASSEMBLY
1.
REMOVE BOOT RING AND PISTON BOOT
Using a screwdriver, remove the boot ring and piston boot.
2.
REMOVE PISTON FROM CYLINDER
(a)
Put a piece of cloth or equivalent between the piston and
the caliper.
(b)
Use compressed air to remove the piston from the cylin-
der.
CAUTION:
Do not place your fingers in front of the piston when using
compressed air.
3.
REMOVE PISTON SEAL FROM CYLINDER
Using a screwdriver, remove the piston seal.
4.
REMOVE SLIDING PINS AND DUST BOOTS
(a)
Remove the 2 sliding pins from the torque plate.
NOTICE:
At the time of reassembly, insert the sliding pin with sliding
bushing into the upper part, and insert the sliding pin with-
out sliding bushing into the lower part.
(b)
Remove the sliding bushing from the upper side of the
sliding pin.
(c)
Using a screwdriver and hammer, tap the 2 dust boots.
HINT:
At the time of reassembly, use a 24 mm socket and hammer, tap
in the 2 new dust boots.
NOTICE:
At the time of reassembly, confirm that the metal plate por-
tion of the dust boot fits snugly in the torque plate.
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