Disc Brake Pads And Discs - Subaru Legacy 2003 Service Manual

21.Disc Brake Pads and Discs

A: INSPECTION
1. DISC BRAKE PAD AND DISC
1) Jack up vehicle and support with rigid racks.
Then remove wheels.
2) Visually check pad thickness through inspection
hole of disc brake assembly. Replace pad if neces-
sary.
(A) Inspection hole
Pad thickness mm (in)
Standard
Service limit
(A) Thickness of pad
(B) Back metal
(C) Lining
3) Check the disc rotor, and correct or replace if it is
damaged or worn.
• Non-turbo model
Brake disc thickness mm (in)
Standard 24 (0.94)
Wear limit 22 (0.87)
DISC BRAKE PADS AND DISCS
(A)
PM-00049
Front Rear
11 (0.43) 9 (0.35)
1.5 (0.059) 1.5 (0.059)
(A)
(C)
(B)
PM-00140
Front Rear
10 (0.39)
8.5 (0.335)
PERIODIC MAINTENANCE SERVICES
• Turbo model
Brake disc thickness mm (in)
Standard
Wear limit
4) Measure the disc rotor runout at a point less than
10 mm (0.39 in) from the outer periphery of the ro-
tor.
Disc rotor runout limit:
Front: 0.075 mm (0.0030 in)
Rear: 0.070 mm (0.0028 in)
NOTE:
When replacing a pad, always replace the pads for
both the left and right wheels at the same time. Also
replace pad clips if they are twisted or worn.
PM-35
Front Rear
24 (0.94) 18 (0.71)
22 (0.87) 16 (0.63)
PM-00051