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G23169
32±64
±
BRAKE YAWRATE SENSOR
AVENSIS REPAIR MANUAL (RM1018E)
5. INSTALL YAWRATE SENSOR BRACKET
(a) Install the bolt and upper part og the yawrate sensor bracket.
Torque: 21 N m (214 ftlbf, 15 ft lbf)
6.INSTALL FRONT SEAT ASSEMBLY LH (See page 72±11 or 72±16)
7.PERFORM YAWRATE SENSOR ZERO POINT CALIBRATION (See page 05±756)
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3306E±05
Parking Brake
Shoe Hold±Down
Compression Spring
Parking Brake Shoe
Adjusting Screw SetParking Brake
Shoe Strut LH
F44821
Parking Brake
Shoe Lever LHParking Brake
Shoe Assy LH No.2
Parking Brake
Shoe Assy LH No.1
Parking Brake Shoe
Hold±Down Spring Pin
Parking Brake Shoe
Hold±Down Spring Pin
Parking Brake Shoe
Hold±Down Compression Spring
Tension Spring
Tension Spring
Tension Spring
Rear Disc
Rear Disc Brake
Caliper Assy LH
47(475, 34)
N m (kgf cm, ftlbf) : Specified torque
High temperature grease
±
PARKING BRAKE PARKING BRAKE ASSY
33±13
AVENSIS REPAIR MANUAL (RM1018E)
PARKING BRAKE ASSY
COMPONENTS
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330C8±01
F45710
Contract
F06409
G22379
G22380
33±14
±
PARKING BRAKE PARKING BRAKE ASSY
AVENSIS REPAIR MANUAL (RM1018E)
OVERHAUL
HINT:
Overhaul the RH side by the same procedures as those of the LH side.
1. REMOVE REAR WHEEL
2.DISCONNECT REAR DISC BRAKE CALIPER ASSY LH (See page 30±31) 3. REMOVE REAR DISC
(a) Release the parking brake, and remove the rear disc.
HINT:
Put matchmarks on the disc and the axle hub.
If the disc cannot be removed easily, turn the shoe adjust-
er until the wheel turns freely.
4. INSPECT BRAKE DISC INSIDE DIAMETER
(a) Using a brake drum gauge or equivalent, measure the in- side diameter of the disc.
Standard inside diameter: 173 mm (6.81 in.)
Maximum inside diameter: 174 mm (6.85 in.)
5. REMOVE PARKING BRAKE ADJUSTER KIT
(a) Using needle±nose pliers, remove the shoe upper side 2 tension springs.
(b) Remove the parking brake shoe strut LH.
6. REMOVE PARKING BRAKE SHOE ADJUSTING
SCREW SET
(a) Using needle±nose pliers, remove the anchor side ten- sion spring.
(b) Remove the shoe adjusting screw set.
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F45077
SST
F44822
SST
R00311
BR0828
F42661
±
PARKING BRAKE PARKING BRAKE ASSY
33±15
AVENSIS REPAIR MANUAL (RM1018E)
7. REMOVE PARKING BRAKE SHOE KIT
(a) Using SST, remove the parking brake shoe hold±down
compression spring, parking brake shoe hold±down
spring pin and parking brake shoe assy LH No.1.
SST 09718±00010
(b) Using SST, remove the parking brake shoe hold±down compression spring and parking brake shoe hold±down
spring pin.
SST 09718±00010
(c) Disconnect the parking brake shoe assy LH No.2 from the parking brake shoe lever LH, and remove the parking
brake shoe LH No.2.
8. INSPECT PARKING B RAKE SHOE LINING
THICKNESS
(a) Using a ruler, measure the thickness of the shoe lining. Standard thickness: 3.5 mm (0.138 in.)
Minimum thickness: 1.0 mm (0.039 in.)
9. INSPECT BRAKE DISC AND PARKING BRAKE SHOE LINING FOR PROPER CONTACT
(a) Apply chalk to the inside surface of the disc, then grind down the brake shoe lining to fit.
If the contact between the brake disc and the shoe lining is im-
proper, repair it using a brake shoe grinder or replace the brake
shoe assembly.
10. REMOVE PARKING BRAKE SHOE LEVER LH
(a) Using needle±nose pliers, disconnect the parking brake cable assy No.3 and remove the parking brake shoe lever
LH.
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\bF44709
F42661
C80704
F44822
SST
\bF44705
SST
33±16
±
PARKING BRAKE PARKING BRAKE ASSY
AVENSIS REPAIR MANUAL (RM1018E)
11. APPLY HIGH TEMPERATURE GREASE
(a) Apply the high temperature grease to the shoe attached surface of backing plate.
12. INSTALL PARKING BRAKE SHOE LEVER LH
(a) Using needle±nose pliers, connect the parking brake cable assy No.3 to the parking brake shoe lever LH.
13. INSTALL PARKING BRAKE SHOE KIT
(a) Apply the high temperature grease to the contact part of the parking brake shoe and parking brake shoe lever.
(b) Using SST, install the parking brake shoe LH No.2 with the parking brake shoe hold±down compression spring
and parking brake shoe hold±down spring pin.
SST 09718±00010
(c) Using SST, install the parking brake shoe LH No.1 with the parking brake shoe hold±down compression spring
and parking brake shoe hold±down spring pin.
SST 09718±00010
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C80705
G22380
C80706
G22379
±
PARKING BRAKE PARKING BRAKE ASSY
33±17
AVENSIS REPAIR MANUAL (RM1018E)
14. INSTALL PARKING BRAKE SHOE ADJUSTING
SCREW SET
(a) Apply the high temperature grease to the adjusting bolt
and support piece.
(b) Install the parking brake shoe adjusting screw set LH.
(c) Using needle±nose pliers, install the tension spring.
15. INSTALL PARKING BRAKE ADJUSTER KIT
(a) Apply the high temperature grease to the contact part of the shoe strut and tension spring.
(b) Install the parking brake shoe strut LH.
(c) Using needle±nose pliers, install the upper side 2 tension springs.
HINT:
Install the 2 tension spring securely to the grooves of the shoe
strut.
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F44823
RH
LH
Front Front
F44708
Expand
Contract
33±18
±
PARKING BRAKE PARKING BRAKE ASSY
AVENSIS REPAIR MANUAL (RM1018E)
16. CHECK PARKING BRAKE INSTALLATION
(a) Check that each part is installed properly.
NOTICE:
There should be no oil or grease on the friction surface of the shoe lin\
ing and disc.
17. INSTALL REAR DISC 18. ADJUST PARKING BRAKE SHOE CLEARANCE
(a) Temporarily install the hub nuts.
(b) Remove the hole plug, and turn the adjuster and expandthe shoes until the disc locks.
(c) Contract the shoe adjuster until the disc can rotate smoothly.
Standard : Return 8 notches
(d) Check that there is no brake drag.
(e) Install the hole plug.
19. CONNECT REAR DISC BRAKE CALIPER ASSY LH
(a) Install the rear disc brake caliper with the 2 bolts. Torque: 47 N m (475 kgf cm, 34 ftlbf)
20. INSTALL REAR WHEEL Torque: 103 N m (1,050 kgfcm, 76 ft lbf)
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±
PARKING BRAKE PARKING BRAKE ASSY
33±19
AVENSIS REPAIR MANUAL (RM1018E)
21. SETTLING PARKING BRAKE SHOES AND DISC
(a) Drive the vehicle at about 50km/h (31 mph) on a safe,level and dry roa\
d.
(b) With the parking brake release button pushed in, pull on the lever with 98 N\
(10kgf, 19.8 lbf) of force.
(c) Drive the vehicle for about 400 meters (0.25 mile) in this condition.
(d) Repeat this procedure 2 or 3 times.
22.INSPECT PARKING BRAKE LEVER TRAVEL (See page 33±2)
23.ADJUST PARKING BRAKE LEVER TRAVEL (See page 33±2)
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