Page 2617 of 5135

G23182
F45707
F41555
Matchmarks
± BRAKEREAR BRAKE
32±49
AVENSIS REPAIR MANUAL (RM1018E)
11. REMOVE REAR DISC BRAKE BLEEDER PLUG
(a) Remove the bleeder plug cap and rear disc brake bleeder plug from the disc brake cylinder assy raer
LH.
12. INSPECT BRAKE CYLINDER AND PISTON
(a) Check the cylinder bore and piston for rust or scoring.
13. INSPECT REAR DISC BRAKE PAD KIT
(a) Using a ruler, measure the disc brake pad lining thick-
ness.
Standard thickness: 10.0 mm (0.394 in.)
Minimum thickness: 2.0 mm (0.079 in.)
(b) Inspect the 2 rear disc brake pad support plates No.1 and
2 rear disc brake pad support plates No.2. Make sure that
they have sufficient rebound, no deformation cracks or
wear, and have had all rust, dirt and foreign particles
cleaned off.
14. INSPECT DISC THICKNESS
(a) Using a micrometer, measure the rear disc thickness.
Standard thickness: 10.0 mm (0.394 in.)
Minimum thickness: 9.0 mm (0.354 in.)
15. REMOVE PARKING BRAKE SHOE ADJUSTING HOLE PLUG
16. REMOVE REAR DISC
(a) Place matchmarks on the rear disc and the axle hub.
(b) Remove the rear disc.
17. INSTALL REAR DISC
(a) Aligning the matchmarks, install the rear disc.
HINT:
Select the installation position where the rear disc has the mini-
mum runout.
18. INSTALL PARKING BRAKE SHOE ADJUSTING HOLE PLUG
Page 2618 of 5135

F45708
F45750Lithium soap base glycol grease
Cylinder Boot
Piston
G23231Cylinder Boot
Piston
F45704
32±50
±
BRAKE REAR BRAKE
AVENSIS REPAIR MANUAL (RM1018E)
19.INSPECT DISC RUNOUT
(a)Temporarily fasten the rear disc with the hub nuts. Torque: 103 N m (1,050 kgf cm, 76 ft lbf)
(b)Using a dial indicator, measure the disc runout 10 mm (0.39 in.) away from the outer edge of the rear disc.
Maximum disc runout: 0.15 mm (0.0059 in.)
(c)If the disc runout is maximum value or greater, check the
bearing play in the axial direction and check for the axle
hub runout (See page 30±2). If the bearing play and axle
hub runout are normal, adjust the disc runout or grind it
on a ºOn±carº brake lathe.
20. TEMPORARILY TIGHTEN REAR DISC BRAKE BLEEDER PLUG
(a) Temporarily install the rear disc brake bleeder plug to the disc brake cy\
linder assy rear LH.
21. INSTALL PISTON SEAL
(a) Apply the lithium soap base glycol grease to a new piston seal.
(b) Install the piston seal to the disc brake cylinder assy rear LH. 22. INSTALL REAR DISC BRAKE PISTON
(a) Apply lithium soap base glycol grease to the rear discbrake piston and a new cylinder boot.
(b) Install the cylinder boot to the rear disc brake piston.
(c) Install the piston to the disc brake cylinder assy LH.
NOTICE:
Do not install the piston forcibly in the disc brake cylinder.
23. INSTALL CYLINDER BOOT
(a) Using SST and a hammer, install the cylinder boot to the disc brake cylinder assy rear LH.
SST 09710±06051
NOTICE:
Do not damage the cylinder boot.
HINT:
Install the boot securely to the disc brake cylinder rear LH.
24. INSTALL REAR DISC BRAKE CYLINDER MOUNTING LH
(a) Install the rear disc brake cylinder mounting LH with the
2 bolts.
Torque: 47 N m (475 kgf cm, 34 ft lbf)
Page 2619 of 5135

F45439
Front Disc Brake Cylinder MountingBush Dust Boot
Lithium soap base glycol grease
F45701
Cylinder Slide Pin
Lithium soap base glycol grease
G23181
Union bolt
±
BRAKE REAR BRAKE
32±51
AVENSIS REPAIR MANUAL (RM1018E)
25.INSTALL REAR DISC BRAKE BUSH DUST BOOT
(a)Apply lithium soap base glycol grease to the sealing sur-
face of 2 new bush dust boots.
(b)Install the 2 bush dust boots to the rear disc brake cylinder mounting LH.
26.INSTALL REAR DISC BRAKE CYLINDER SLIDE PIN KIT
(a)Apply lithium soap base glycol grease to sealing surface of a new cylinder slide bush.
(b)Install the rear disc brake cylinder slide bush to the bottom side of the rear disc brake cylinder slide pin (No.2).
(c)Apply lithium soap base glycol grease to the sliding part and the sealing surface of the 2 rear disc brake cylinder
slide pins.
(d)Install the rear disc brake cylinder slide pin (No.1) and rear
disc brake cylinder slide pin (No.2) to the rear disc brake
cylinder mounting LH.
27.INSTALL REAR DISC BRAKE PAD KIT
(a)Install the 2 rear disc brake pad support plates No.1 and 2 rear disc brake pad\
support plate No.2 to the rear disc brake cylinder mounting LH.
(b)Install the disc brake pad kit rear to the disc brake cylinder mounting \
LH.
28.INSTALL DISC BRAKE CYLINDER ASSY REAR LH
(a)Install the disc brake cylinder assy rear LH with the 2 bolts.Torque: 30 N m (306 kgf cm, 22 ft lbf)
(b)Install a new gasket and flexible hose with the union bolt. Torque: 29 N m (296 kgf cm, 21 ft lbf)
HINT:
Install the flexible hose lock securely in to the lock hole in the
disc brake cylinder assy rear LH.
29.FILL RESERVOIR WITH BRAKE FLUID (See page 32±4)
30.BLEED MASTER CYLINDER (See page 32±4)
(a) w/o VSC: SST 09023±00100
(b) w/ VSC: SST 09023±38400
31.BLEED BRAKE LINE (See page 32±4)
32.CHECK FLUID LEVEL IN RESERVOIR (See page 32±4)
Page 2620 of 5135
32±52
± BRAKEREAR BRAKE
AVENSIS REPAIR MANUAL (RM1018E)
33. CHECK BRAKE FLUID LEAKAGE
34. INSTALL REAR WHEEL
Torque: 103 Nm (1,050 kgfcm, 76 ftlbf)
Page 2621 of 5135
320GE±03
G23180
Gasket Flexible Hose
30 (306, 22)
Disc Brake Cylinder
Assy Rear LH
Disc Brake
Pad Kit Rear
Non±reusable part
Nm (kgfcm, ftlbf) : Specified torque
Lithium soap base glycol grease
Rear Disc Brake
Bush Dust Boot
Rear Disc Brake
Pad Support Plate No.1
Rear Disc Brake
Cylinder Mounting LH
RearDisc
Brake Piston
Cylinder Boot Piston Seal
Rear Disc Brake
Cylinder Slide Pin (No.2) Bleeder Plug Cap
Rear Disc Brake
Bleeder Plug
Rear Disc Brake
Cylinder Slide Bush
Rear Disc Brake
Cylinder Slide Pin (No.1)
Rear Disc Brake
Bush Dust Boot Rear Disc
Parking Brake Shoe
Adjusting Hole Plug
47 (475, 34)
30 (306, 22)
47 (475, 34)
29 (296, 21)
10 (102, 7)
Rear Disc Brake
Pad Support Plate No.2
Union Bolt
Bolt Bolt
32±46
± BRAKEREAR BRAKE
AVENSIS REPAIR MANUAL (RM1018E)
REAR DISC BRAKE
COMPONENTS
Page 2622 of 5135

320W1±01
F45421
Union Bolt
G23232
F45419
Cylinder Slide Pin
F45417
Cylinder Slide Bush
Cylinder Slide Pin (No.2)
± BRAKEFRONT BRAKE
32±41
AVENSIS REPAIR MANUAL (RM1018E)
OVERHAUL
HINT:
Overhaul the RH side by using the same procedures as those for the LH side.
1. REMOVE FRONT WHEEL
2. DRAIN BRAKE FLUID
NOTICE:
Wash the brake fluid off immediately if it adheres to any painted surface.
3. REMOVE DISC BRAKE CYLINDER ASSY LH
(a) Remove the union bolt and gasket from the disc brake cyl-
inder assy LH, then disconnect the flexible hose.
(b) Hold the front disc brake cylinder slide pin and remove the
2 bolts.
4. REMOVE FRONT DISC BRAKE PAD KIT
(a) Remove the disc brake pad kit front from the front disc
brake cylinder mounting LH.
(b) Remove the 2 front disc brake pad support plates No.2
and 2 front disc brake pad support plates No.1.
5. REMOVE FRONT DISC BRAKE CYLINDER SLIDE PIN
KIT
(a) Remove the front disc brake cylinder slide pin (No.1) and
front disc brake cylinder slide pin (No.2) from the front disc
brake cylinder mounting LH.
(b) Remove the front disc brake cylinder slide bush from the
bottom side of the front disk brake cylinder slide pin
(No.2).
Page 2623 of 5135
F45420
Front Disc Brake Cylinder Mounting
Bush Dust Boot
F45418
C64095
G23222
G23223
32±42
± BRAKEFRONT BRAKE
AVENSIS REPAIR MANUAL (RM1018E)
6. REMOVE FRONT DISC BRAKE BUSH DUST BOOT
(a) Remove the 2 front disc brake bush dust boots from the
front disc brake cylinder mounting LH.
7. REMOVE FRONT DISC BRAKE CYLINDER
MOUNTING LH
(a) Remove the 2 bolts and front disc brake cylinder mount-
ing LH.
8. REMOVE FRONT DISC BRAKE PISTON
(a) Place a shop rug between the front disc brake piston and
the disc brake cylinder assy LH.
(b) Use compressed air to remove the front disc brake piston
from the disc brake cylinder assy LH.
CAUTION:
Do not place your fingers in front of the piston when using
compressed air.
NOTICE:
Do not spatter the brake fluid.
9. REMOVE CYLINDER BOOT
(a) Using a screwdriver, remove the cylinder boot.
10. REMOVE PISTON SEAL
(a) Using a screwdriver, remove the piston seal.
NOTICE:
Do not damage the inner cylinder and cylinder groove.
Page 2624 of 5135

G23179
F45705
F41543
Matchmarks
F45706
±
BRAKE FRONT BRAKE
32±43
AVENSIS REPAIR MANUAL (RM1018E)
11.REMOVE FRONT DISC BRAKE BLEEDER PLUG
(a)Remove the bleeder plug cap and front disc brake bleeder plug from the disc b\
rake cylinder assy LH.
12.INSPECT BRAKE CYLINDER AND PISTON
(a)Check the cylinder bore and piston for rust or scoring.
13.INSPECT FRONT DISC BRAKE PAD KIT
(a)Using a ruler, measure the disc brake pad lining thick-ness.
Standard thickness: 12.5 mm (0.492 in.)
Minimum thickness: 2.0 mm (0.079 in.)
(b)Inspect the 2 front disc brake pad support plates No.2 and front disc brake pad support plates No.1.
Make sure that they have sufficient rebound, no deforma-
tion, cracks nor wear, and have had all rust, dirt and for-
eign particles cleaned off.
14.INSPECT DISC THICKNESS
(a)Using a micrometer, measure the front disc thickness.
Standard thickness: 26.0 mm (1.024 in.)
Minimum thickness: 24.0 mm (0.945 in.)
15.REMOVE FRONT DISC
(a)Place matchmarks on the front disc and the axle hub.
(b)Remove the front disc.
16.INSTALL FRONT DISC
(a)Aligning the matchmarks, install the front disc.
HINT:
Select the installation position where the disc has the minimum
runout.
17.INSPECT DISC RUNOUT
(a)Temporarily fasten the front disc together with the hub nuts.
Torque: 103 N m (1,050 kgf cm, 76 ft lbf)
(b)Using a dial indicator, measure the front disc runout 10 mm (0.39 in.) away from the outer edge of the front disc.
Maximum disc runout: 0.05 mm (0.0020 in.)
(c)If the disc's runout is maximum value or greater, check the
bearing play in the axial direction and check for the axle
hub runout (See page 30±2). If the bearing play and axle
hub runout are normal, adjust the disc runout or grind it
on a ºOn±carº brake lathe.