Caliper Fluid Seal Damage
The fluid seal (piston seal) [A] is placed around the pis-
ton to maintain clearance between the pad and the disc. If
the seal is in a poor condition, it could lead the pad to wear
excessively or the brake to drag, which may cause the tem-
perature of the discs or the brake fluid to increase.
Replace the fluid seal if it exhibits any of the conditions
Brake fluid leakage around the pad.
Considerable difference in inner and outer pad wear.
Seal and piston are stuck together.
If the fluid seal is replaced, replace the dust seal [B] as
well. Also, replace all seals every other time the pads are
Caliper Dust Seal Damage
Check that the dust seals [A] are not cracked, worn,
swollen, or otherwise damaged.
If they show any damage, replace the dust seals with new
Fluid Seals [C]
Front Caliper Dust Boot and Friction Boot Damage
Check that the dust boot [A] and friction boot [B] are not
cracked, worn, swollen, or otherwise damaged.
If they show any damage, replace it.
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