Troubleshooting Brake System - Toro 500 EFI Service Manual

Troubleshooting Brake
System
Problem: Braking poor
Condition
1. Pad worn
2. Brake fluid leaking
3. Master cylinder/brake cylinder seal worn
Problem: Brake pedal travel excessive
Condition
1. Brake fluid low
2. Piston seal - cup worn
Problem: Brake fluid leaking
Condition
1. Connection fittings loose
2. Hose cracked
3. Piston seal worn
Problem: Brake pedal spongy
Condition
1. Air trapped in hydraulic system
2. Brake fluid low
170
Remedy
1. Replace pads
2. Repair - replace hydraulic system
3. Replace seal(s)
Remedy
1. Add fluid to proper level
2. Replace seal - cup
Remedy
1. Tighten fittings
2. Replace hose
3. Replace seal
Remedy
1. Bleed hydraulic system
2. Add brake fluid and bleed hydraulic brake system