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TURBOCHARGER (J08E)
EN08–6
4.
Table 1-4 Troubleshooting Noisy Turbocharger
✩
Shown on Table 1-9
Possible causes and remedies
(See Notes A and H
✩
)
(See Notes H
✩
)
NOISY
TURBOCHARGER
Dirty air cleaner
element
Foreign object or
material in
compressor inlet
duct or
compressor housing
Foreign object or
material in
compressor to intake
manifold duct
Foreign object in
engine exhaust
system
Replace air
cleaner element
Remove foreign
object. Repair air
intake system and
replace turbocharger
as necessary
Remove foreign
object. Repair air
intake system and
replace turbocharger
as necessary
Remove foreign
object. Repair
exhaust system and
replace turbocharger
as necessary
Symptom or trouble
NO
NO
NO
YES
YES
YES
YES
Carbon build-up in
turbine housing
Turbocharger rotating
assembly binding or
dragging
Clean housing or
replace turbocharger
as required.
Check engine
operating procedures
Perform
troubleshooting
procedures outlined
in Table1-5
NO
YES
YES
NO
Loose intake or
exhaust duct
systems
Eliminate all leaks
NO
YES
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