MTU Detroit Diesel 12 V 2000 P62 Technical Publication page 71

Troubleshooting
Exhaust gas black
Component
Fuel injection
equipment
Engine
Exhaust gas blue
Component
Engine oil
Exhaust turbocharger
Cylinder head
Piston rings
Cylinder liner
Exhaust gas white
Component
Engine
Fuel system
Intercooler
MS15009/00E 06-09
Probable Cause
Injector defective
Injection pump defective
Overload
Probable Cause
Too much oil in engine
Oil separator or oil preseparator of
crankcase breather clogged
Defective
Probable Cause
Not at operating temperature
Water in fuel
Leaking
Task
Replace (→ Page 105).
Replace (→ Page 101).
Contact Service.
Task
Drain engine oil (→ Page 127).
Replace (→ Page 96).
Contact Service.
Task
Run engine to reach operating
temperature.
Check fuel system on fuel prefilter;
Drain fuel prefilter (→ Page 116).
Contact Service.
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