45
Sl no Symptom Probable Cause Remedy
7
Noise from around the
injection pump
Injection Pump Coupling
loose
Align timing marks and retighten bolts
Injection pump piping
cracked or loose connection
Rectify / Replace
Injection timing incorrect Reset
Noise in Intake and
Exhaust System
intake & exhaust System
loose
Tighten
Turbo charger bearing
defective
Rectify through manufacturer’s
authorized service centre
Foreign body damage on
compressor or turbine
Rectify through manufacturer’s
authorized service centre
Turbine housing / flap
damage
Find out the cause of entry of foreign
particles and rectify the same
Insufficient Oil Supply to
turbocharger
Check and rectify
Exhaust Pipe or muffler
damage
Repair or Replace
Air leakage in intake /
exhaust system
Rectify
8
Oil Pressure too low
Oil cooler defective Repair
Incorrect oil level
Check for leaks or oil trapped in.
Repair trouble spot and restore oil
level
Oil Viscosity not Ok Change oil with correct viscosity
Oil Pressure switch / Gauge
defective
Replace
Oil filter clogged Replace
Oil Strainer Clogged Clean
Oil Pump defective Rectify
Connecting rod bearing worn
out
Replace
Oil Temperature high Rectify
Oil Pressure too high
Oil Pump relief valve faulty Repair/Reset
Oil Main gallery clogged Clean
Oil Pump Joints loose or
Piping Cracked
Repair/Replace