Page 1041 of 4500
Fig. 73: Measuring Pad Lining Thickness
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
7.DISCONNECT FRONT FLEXIBLE HOSE
a. Remove the union bolt and gasket from the disc brake cylinder assy, then disconnect the front
flexible hose from the disc brake c
ylinder assy.
Page 1042 of 4500
Fig. 74: Disconnecting Front Flexible Hose From Disc Brake Cylinder Assy
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
8.REMOVE DISC BRAKE CYLINDER ASSY LH
a. Remove the 2 bolts and disc brake c
ylinder assy from the knuckle.
Page 1043 of 4500
Fig. 75: Removing Bolts And Disc Brake Cylinder Assy From Knuckle
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
9.REMOVE CYLINDER BOOT
a. Using a screwdriver, remove the cylinder boot from the disc brake cylinder assy.
Page 1044 of 4500
Fig. 76: Removing Cylinder Boot From Disc Brake Cylinder Assy
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
10.REMOVE FRONT DISC BRAKE PISTON
a. Prepare a wooden plate to hold the pistons.
Page 1045 of 4500
Fig. 77: Preparing Wooden Plate To Hold Pistons
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
b. Place the plate between the pistons and insert a pad into one side.
c. Use compressed air to remove the pistons alternately from the disc brake cylinder assy.
Page 1046 of 4500
Fig. 78: Removing Pistons Alternately From Disc Brake Cylinder Assy
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
11.REMOVE PISTON SEAL
a. Usin
g a screwdriver, remove the 4 piston seals from the disc brake cylinder assy.
Page 1047 of 4500
Fig. 79: Removing Piston Seals From Disc Brake Cylinder Assy
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
12.REMOVE FRONT DISC BRAKE BLEEDER PLUG
a. Remove the front disc brake bleeder plug from the disc brake cylinder assy.
13.INSPECT DISC THICKNESS
a. Using a micrometer, measure the disc thickness.
Standard thickness: 30.0 mm (1.181 in.)
Minimum thickness: 28.0 mm (1.102 in.)
If the disc thickness is less than the minimum, replace the disc.
Page 1048 of 4500
Fig. 80: Measuring Disc Thickness
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
14.REMOVE FRONT DISC
a. Put matchmarks on the front disc and the axle hub.
b. Remove the front disc.