Exhaust Smoke Is White Or Blue; Table 11-4 Exhaust Smoke Is White Or Blue - Mitsubishi S12A2-PTA2 Operation & Maintenance Manual

Exhaust Smoke is White or Blue

Cause
Improper fuel property
Faulty fuel injection timing
Faulty fuel injection nozzle
Fuel system
Uneven fuel injection
Incorrect fuel injection timing
Lubricating
Combustion of engine oil
system
Cooling
Overcooled
system
Faulty valve timing
Basic engine
Low compression pressure
Note: The table above also include the parts Mitsubishi Heavy Industries, Ltd. does not supply. For the parts Mitsub-
ishi Heavy Industries, Ltd. does not supply, inspect and maintain them following the manufacturer's operation
manual.

Table 11-4 Exhaust Smoke is White or Blue

Check cetane index, and use appropriate fuel.
Check fuel injection pump couplings.
Consult a dealer of Mitsubishi Heavy Industries, Ltd.
Consult a dealer of Mitsubishi Heavy Industries, Ltd.
Check ignition noise, exhaust smoke temperature, left and
right bank balance.
Consult a dealer of Mitsubishi Heavy Industries, Ltd.
Consult a dealer of Mitsubishi Heavy Industries, Ltd.
Check amount of engine oil and lubrication system.
P3-10)
Consult a dealer of Mitsubishi Heavy Industries, Ltd.
Check radiator.
Check control system.
Thermostat - Inspect
Consult a dealer of Mitsubishi Heavy Industries, Ltd.
Consult a dealer of Mitsubishi Heavy Industries, Ltd.
Consult a dealer of Mitsubishi Heavy Industries, Ltd.
Chapter 11 TROUBLESHOOTING
Remedies
(Refer to P8-17)
(Refer to P4-1)
(Refer to
11-5