ABNORMAL EXHAUST FUME COLOR
SUDDEN ENGINE STOP
Possible causes Actions
1. Poor fuel governor system
Consult with a dealer for repair.
2. Poor fuel quality
Select good quality fuel.
Temperature Fuel type
- Over -10°C NO.2 diesel
- Below -10°C NO.1 diesel
3. Poor nozzle
Replace with a new nozzle if necessary.
4. Unstable burn
Poor spraying, improper injection timing, abnormal injection system, poor valve
adjustment, or compression leakage, poor compression, etc. Check and repair.
Possible causes Actions
1. Fuel leakage
Check the fuel tank and ll if necessary.
Check air or oil leaks in the fuel system.
2. Poor nozzle
Replace with a new nozzle if necessary.
3. Engine overheats due to insufcient oil or
improper lubrication for moving parts.
Check engine oil level with the oil level gauge.
Check the lubrication system.
Check the element in the lubrication oil lter for age or being clogged. Replace
with a new element if necessary.
Check if the engine bearing clearance meets the specication.
If engine stops suddenly, pressure in the engine decreases and engine is driven gently by a fan belt. If engine
runs with no problem, the trouble is due to insufcient fuel or poor nozzle.
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IMPORTANT