9-8 SERVICING INFORMATION
BRAKES
RADIATOR (COOLING SYSTEM)
Complaint Symptom and possible causes Remedy
Poor braking. 1. Insufficient brake fluid.
2. Air in brake fluid circuit.
3. Worn pads.
4. Too much play on brake pedal.
Refill to level mark.
Bleed air out.
Replace.
Adjust.
Insufficient brake
power.
1. Leakage of brake fluid from hydraulic system.
2. Worn pads.
3. Oil adhesion on engaging surface of pads.
4. Worn disc.
5. Air in hydraulic system.
Repair or replace.
Replace.
Clean disc and pads.
Replace.
Bleed.
Brake squeaks. 1. Carbon adhesion on pad surface.
2. Titled pad.
3. Loose front wheel axle or rear wheel axle.
4. Worn brake pads.
5. Foreign material in brake fluid.
6. Clogged return port of master cylinder.
7. Caliper binding on caliper axles.
Repair surface with emery
paper.
Modify pad fitting or replace.
Tighten to specified torque.
Replace.
Replace brake fluid.
Disassemble and clean master
cylinder.
Clean and lubricate.
Excessive brake lever
stroke.
1. Air in hydraulic system.
2. Insufficient brake fluid.
3. Improper quality of brake fluid.
Bleed.
Replenish fluid to specified
level and bleed air.
Replace with correct fluid.
Brake fluid leakage. 1. Insufficient tightening of connection joints.
2. Cracked hose.
3. Worn piston and/or cup.
Tighten to specified torque and
add brake fluid.
Replace.
Replace piston and/or cup.
Complaint Symptom and possible causes Remedy
Engine overheats.
1. Not enough engine coolant.
2. Clogged radiator core with dirt or scale.
3. Fautly cooling fan.
4. Defective cooling fan thermo-switch.
5. Clogged water passage.
6. Air trapped in the cooling circuit.
7. Defective water pump.
8. Use of incorrect coolant.
9. Defective thermostat.
Add coolant.
Clean.
Repair or replace.
Replace.
Clean.
Bleed air.
Replace.
Replace.
Replace.
Engine overcools.
1. Defective cooling fan thermo-switch.
2. Extremely cold weather.
3. Defective thermostat.
Replace.
Put on radiator cover.
Replace.