Mitsubishi S4S

11-4
Chapter 11 TROUBLESHOOTING
Exhaust smoke is white or blue
Table 11-4 Exhaust smoke is white or blue
Cause Remedies
Fuel system
Improper fuel property Check cetane index, and use appropriate fuel. (Refer to P4-1)
Faulty fuel injection timing Consult a dealer of Mitsubishi Heavy Industries, Ltd.
Faulty fuel injection nozzle Consult a dealer of Mitsubishi Heavy Industries, Ltd.
Uneven fuel injection
Check ignition noise, exhaust smoke temperature.
Consult a dealer of Mitsubishi Heavy Industries, Ltd.
Incorrect fuel injection timing Consult a dealer of Mitsubishi Heavy Industries, Ltd.
Lubricating
system
Combustion of engine oil
Check amount of engine oil and lubrication system.
(Refer to P3-2)
Consult a dealer of Mitsubishi Heavy Industries, Ltd.
Cooling
system
Overcooled
Check radiator. (Refer to P8-13)
Check control system.
Thermostat - Inspect
Consult a dealer of Mitsubishi Heavy Industries, Ltd.
Basic engine
Faulty valve timing Consult a dealer of Mitsubishi Heavy Industries, Ltd.
Low compression pressure Consult a dealer of Mitsubishi Heavy Industries, Ltd.