BRAKE SYSTEM
TROUBLESHOOTING
FRONT DISC BRAKE
Brake lever soft or spongy
Air in hydraulic system
Leaking hydraulic system
Contaminated brake pad/disc
Worn caliper piston seal
Worn master cylinder piston cups
Worn brake pad/disc
Contaminated caliper
Contaminated master cylinder
Caliper not sliding properly
Low brake fluid level
Clogged fluid passage
Warped/deformed brake disc
Sticking/worn caliper piston
Sticking/worn master cylinder piston
Bent brake lever
Brake lever hard
Clogged/restricted brake system
Sticking/worn caliper piston
Sticking/worn master cylinder piston
Caliper not sliding properly
Bent brake lever
Brake drags
Contaminated brake pad/disc
Badly worn brake pad/disc
Warped/deformed brake disc
Caliper not sliding properly
Clogged/restricted fluid passage
Sticking caliper piston
REAR DISC BRAKE
Rear brake pedal soft or spongy
Air in hydraulic system
Leaking hydraulic system
Contaminated brake pad/disc
Worn caliper piston seal
Worn master cylinder piston cups
Worn brake pad/disc
Contaminated caliper
Contaminated master cylinder
Caliper not sliding properly
Low brake fluid level
Clogged fluid passage
Warped/deformed brake disc
Sticking/worn caliper piston
Sticking/worn master piston
Bent brake pedal
Rear brake pedal hard
Clogged/restricted hydraulic system
Sticking/worn caliper piston
Sticking/worn master piston
Caliper not sliding properly
Bent brake pedal
Brake drags
Contaminated brake pad/disc
Badly worn brake pad/disc
Warped/deformed brake disc
Caliper not sliding properly
Clogged/restricted fluid passage
Sticking caliper piston
Misaligned disc
17-6