Honda CBF150 2002 Manual page 268

HYDRAULIC BRAKE
TROUBLESHOOTING
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
• Caliper not sliding properly
• Worn caliper piston seal
• Sticking/worn master cylinder piston
• Bent brake lever
Brake drags
• Contaminated brake pad/disc
• Misaligned wheel
• Badly worn brake pad/disc
• Warped/deformed brake disc
• Caliper not sliding properly
• Clogged/restricted fluid passage
• Sticking caliper piston
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