| S.No |
MALFUNCTION |
CAUSE |
REMEDIES |
| 1. |
Radiator Over Heating |
Poor Coolant Flow |
Clean Radiator External/Internal |
| |
|
Tubes Blocked |
|
| |
|
Air Passage
Clogged |
|
| |
|
Electric Fan not functioning |
Check fuse thermostat |
| |
|
Fan belt broken |
Replace Belt/Fan Assembly |
| |
|
Fan Blades
Damaged |
|
| |
|
Excessive rust in Engine Block |
|
| |
|
Leakage in Radiator Hose |
Tighten clamps, Check Hose deteriorated,
cracked, Replace. |
| |
|
Malfunctioning Pressure Cap |
Remove Radiator Cap/Clean in Soap Water to
remove dirt. Pull bottom Vacuum Plate to relieve any spring
stickness. Push Cap by holding at the bottom to relieve the
main pressure spring or simply replace with manufacturer
specified rated Cap |
| |
|
|
Replace |
| 2. |
Improper Air Flow |
Restriction by clogged Condenser |
Clean by using low pressure air |
| |
|
Broken/Bent fan Blade |
Tighten pulley, change belt
Replace Fan assembly |
| |
|
Clogged Radiator Fin |
Clean with light pressure water and air |
| |
|
Fan collector
cracked/removed Improper |
Re-align/Tighten |
| 3. |
Engine Timing |
Bad Tuning |
Tune Regularly |
| 4. |
Brake Lining |
Binding Brakes |
Adjust and check regularly |
| 5. |
Exhaust Muffler/Catalytic Convertor |
|
|
| 6. |
Air-Conditioning |
Improper fitment/Obstruction in Air flow |
|
| 7. |
Over Cooling |
Improper Sensors, Gauges |
Clean/Replace |
| 8. |
Thermostat |
Stuck to open position |
Check at Regular Intervals |
| 9. |
External Leakage |
Engine Drain Plugs |
Replace |
| |
|
Gaskets |
Change |
| |
|
Hose and Clamps |
Inspect and Change |
| 10. |
Radiators |
Poor Flow/Overheating |
Use manufacturer recommended coolant |
