1991 LEXUS SC400 Service Repair Manual

Page 1009 of 4087

LEXUS SC400 1991  Service Repair Manual 
3.  REMOVE FOLLOWING PARTS:
(a)  2 anti±squeal springs
(b)  2 brake pads
CALIPER DISASSEMBLY
BR0EP±04
1.  REMOVE CYLINDER BOOT SET RING AND CYLINDERBOOT
Using a screwdriver, remove the cylinder boo

Page 1010 of 4087

LEXUS SC400 1991  Service Repair Manual 
(b)  Using a screwdriver and hammer, tap out the 2 dust boots.
REAR BRAKE COMPONENTS
INSPECTION AND REPAIR
BR04B±06
1.  MEASURE PAD LINING THICKNESSUsing a ruler, measure the pad lining thickness.
S

Page 1011 of 4087

LEXUS SC400 1991  Service Repair Manual 
(c)  Repeat (b) until the disc has been installed on the 3remaining hub positions.
(d) If  the minimum runout recorded in (b) and (c) is less than 0.05
mm (0.0020 in.), install the disc in that posit

Page 1012 of 4087

LEXUS SC400 1991  Service Repair Manual 
3.  INSTALL PISTON SEAL AND PISTON IN CALIPER
4.  INSTALL CYLINDER BOOT AND CYLINDER BOOT SETRING
CALIPER INSTALLATION
BR0ER±04
1. INSTALL FOLLOWING PARTS:
(a)  2 brake pads
(b)  2 anti±squeal spri

Page 1013 of 4087

LEXUS SC400 1991  Service Repair Manual 
REAR BRAKE
(Parking Brake)
COMPONENTS
BR04E±06
PARKING BRAKE DISASSEMBLY
BR04F±09
1.  REMOVE REAR WHEEL
2.  REMOVE REAR DISC BRAKE ASSEMBLY
(a)  Remove the 2 mounting bolts and remove the disc brak

Page 1014 of 4087

LEXUS SC400 1991  Service Repair Manual 
4.  REMOVE SHOE RETURN SPRINGSUsing needle±nose pliers, remove the 2 shoe return springs.
5.  REMOVE SHOE STRUT WITH SPRING
6.  REMOVE FRONT SHOE ADJUSTER AND TENSION SPRING
(a)  Slide out the front

Page 1015 of 4087

LEXUS SC400 1991  Service Repair Manual 
PARKING BRAKE COMPONENTS
INSPECTION AND REPAIR
BR04G±0B
1.  INSPECT DISASSEMBLED PARTSInspect the disassembled parts for wear, rust or damage.
2.  MEASURE BRAKE SHOE LINING THICKNESS Using a scale,

Page 1016 of 4087

LEXUS SC400 1991  Service Repair Manual 
 
Thickness mm(in.) Thickness mm(in.)
 0.3 (0.012) 0.9 (0.035)
 

0.6