Operation CHARM: Car repair manuals for everyone.

Front Disc Brake Caliper

Check for piston fluid seal leaks (brake fluid in and around boot areas and lining) and for any ruptures in the piston dust boots. If a dust boot is damaged, or a fluid leak is detected install new piston seals and dust boots on all 4 of the caliper pistons. If a caliper piston is scored it should replaced DO NOT SAND CALIPER PISTONS TO REMOVE SCORING. Refer to Brake Caliper, Service and Repair, Disassembly and Assembly Disc Brake Caliper (Front) for the service procedure.