LEXUS LS430 2003 Factory Repair Manual

b. Place matchmarks on the disc and rear axle hub.
c. Remove the disc.
HINT:
If the disc cannot be removed easily, turn the shoe adjuster until the wheel turns smoothly.
Fig. 195: Identifying Matchmarks On Disc And Rear Axle Hub

Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
4.MEASURE BRAKE DISC INSIDE DIAMETER
Using a brake drum gauge or equivalent, measure the inside diameter of the disc.
Standard inside diameter: 190 mm (7.48 in.)
Maximum inside diameter: 191 mm (7.52 in.)
Replace the disc if the inside diameter is at the maximum value or more. Replace the disc or grind it with
a lathe if the disc is scored or worn unevenly.

Fig. 196: Measuring Inside Diameter Of Disc
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
5.REMOVE PARKING BRAKE SHOE RETURN TENSION SPRING
a. Using SST, remove the brake shoe return tension spring.
SST 09703-30010

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Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
6.REMOVE PARKING BRAKE SHOE ASSY LH NO.1
a. Using SST, remove the cap, shoe hold-down spring and pin.
SST 09718-00010
b. Disconnect the tension spring from the parking brake shoe assy LH No.1.
c. Remove the parkin
g brake shoe assy LH No.1 and shoe adjuster.

Fig. 198: Removing Cap, Shoe Hold-Down Spring And Pin
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
7.REMOVE PARKING BRAKE SHOE ASSY LH NO.2
a. Using SST, remove the cap, shoe hold-down spring and pin.
SST 09718-00010
b. Remove the parking brake shoe assy LH No.2.

Fig. 199: Removing Cap, Shoe Hold-Down Spring And Pin
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
8.MEASURE PARKING BRAKE 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.)
If the linin
g thickness is at the minimum or less, or if there is severe, uneven wear, replace the brake shoe.

Fig. 200: Measuring Thickness Of Shoe Lining
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
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 disc and the brake shoe lining is improper, repair it using a brake shoe grinder
or replace the brake shoe assembly.

Fig. 201: Inspecting Brake Disc And Parking Brake Shoe Lining For Proper Contact
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
10.REMOVE PARKING BRAKE SHOE LEVER SUB-ASSY LH
a. Disconnect the parkin
g brake cable assy No.3 from the parking brake shoe lever.

Fig. 202: Disconnecting Parking Brake Cable Assy No.3 From Parking Brake Shoe Lever
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
11.REMOVE PARKING BRAKE CABLE ASSY NO.3 (SEE REPLACEMENT
)
12.REMOVE PARKING BRAKE CABLE NO.5 CLAMP AND ANCHOR BLOCK
a. Remove the 2 nuts, parking brake cable No.5 clamp and anchor block.

Fig. 203: Removing Nuts, Parking Brake Cable No.5 Clamp And Anchor Block
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
13.REMOVE PARKING BRAKE CABLE NO.5 CLAMP AND ANCHOR BLOCK
a. Install the anchor block and parking brake cable No.5 clamp with 2 nuts.
Torque: 75 N.m (765 kgf.cm, 55 in. lbf)

Fig. 204: Installing Anchor Block And Parking Brake Cable No.5 Clamp With Nuts
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
14.INSTALL PARKING BRAKE CABLE ASSY NO.3 (SEE REPLACEMENT
)
15.INSTALL PARKING BRAKE SHOE LEVER SUB-ASSY LH
a. Apply high temperature grease to the parking brake shoe lever LH.
b. Install parking brake shoe lever to the parking brake cable assy No.3.