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200416 3-3
CE engine inlet/exhaust system
DIAGNOSTICS
ΧΦ65/75/85 series
4
1
Compressor side of turbocharger contaminated Clean compressor side with a non-corrosive clean-
ing agent or a soft brush. Check the intake side for
carbon deposits or other contamination
Gas leak between the exhaust manifold and the
cylinder head Check the fixing bolts and gaskets
Gas leak between the exhaust manifold and the
turbocharger Check the fixing bolts and gaskets
Turbocharger damaged Replace the turbocharger and identify the cause
SYMPTOM: BLACK SMOKE EMERGES FROM EXHAUST
Possible cause Remedy
SYMPTOM: BLUE SMOKE EMERGES FROM EXHAUST
Possible cause Remedy
Air filter element blocked Replace the air filter element
Air leakage between turbocharger and inlet mani-
fold Check flexible pipes and pressurise intake unit
Air leakage between the inlet manifold and cylinder
head Check for leakage. Replace gaskets, if necessary
Compressor side of turbocharger contaminated Clean compressor side with a non-corrosive clean-
ing agent or a soft brush. Check the intake side for
carbon deposits or other contamination
Turbocharger oil discharge pipe clogged Check oil pipe. Replace as necessary
Turbocharger damaged Replace the turbocharger and identify the cause
SYMPTOM: OIL LEAK AT TURBINE SIDE OF TURBOCHARGER
Possible cause Remedy
Compressor side of turbocharger contaminated Clean compressor side with a non-corrosive clean-
ing agent or a soft brush. Check the intake side for
carbon deposits or other contamination
Turbocharger oil discharge pipe clogged Check oil pipe. Replace as necessary
Turbocharger damaged Replace the turbocharger and identify the cause
SYMPTOM: OIL LEAK AT COMPRESSOR SIDE OF TURBOCHARGER
Possible cause Remedy
Air filter element blocked Replace the air filter element
Turbocharger oil pipe clogged Check oil pipe. Replace as necessary
Turbocharger damaged Replace the turbocharger and identify the cause
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