SERVICING INFORMATION 10-11
BRAKES
Complaint Symptom and possible causes Remedy
Insufficient brake
power
1. Leakage of brake fluid from hydraulic system
2. Worn pads or disc
3. Oil adhesion on friction surface of pads
4. Worn shoes or drum
5. Air in hydraulic system
6. Friction surfaces of pads are dirty with oil or dust
7. Excessively worn master cylinder or piston
8. Not enough brake fluid in the reservoir
Repair or replace.
Replace.
Clean disc and pads.
Replace.
Bleed air.
Replace.
Replace.
Replenish.
Brake squeaking 1. Carbon adhesion on pad surface
2. Tilted pad
3. Damaged wheel bearing
4. Loose front-wheel axle or rear-wheel axle
5. Worn pads
6. Foreign material in brake fluid
7. Clogged return port of master cylinder
8. Brake pad surface glazed
Repair surface with
sandpaper.
Correct pad fitting or
replace.
Replace.
Tighten to specified torque.
Replace.
Replace brake fluid.
Disassemble and clean
master cylinder.
Repair surface with
sandpaper.
Excessive brake
lever stroke
1. Air in hydraulic system
2. Insufficient brake fluid
3. Improper quality of brake fluid
Bleed air.
Replenish fluid to specified
level; bleed air.
Replace with correct fluid.
Leakage of brake
fluid
1. Insufficient tightening of connection joints
2. Cracked hose or pipe
3. Worn piston or cup
Tighten to specified torque.
Replace.
Replace piston and/or cup.