Brake Lever Soft Or Spongy; Brake Lever Hard; Brake Drag; Troubleshooting - KYMCO XCITING S 400 Manual

10..Brake System

TROUBLESHOOTING

Brake lever soft or spongy

• Air in the hydraulic system
• Low brake fluid level
• Clogged fluid passage
• Contaminated brake disc pad
• Warped/deformed brake disc
• Worn brake disc pad
• Sticking worn master cylinder piston
• Contaminated master cylinder
• Contaminated caliper
• Caliper not sliding properly
• Leaking hydraulic system
• Worn caliper piston seal
• Worn master cylinder piston cups
• Bent brake lever

Brake lever hard

• Clogged restricted brake system
• Sticking/worn caliper piston
• Caliper not sliding properly
• Clogged restricted fluid passage
• Worn caliper piston seal
• Sticking worn master cylinder piston
• Bent brake lever

Brake drag

• Contaminated brake disc pad
• Worn brake disc pad
• Warped/deformed brake disc
• Caliper not sliding properly
XCITING S 400
10-2