SSANGYONG 2004 Rexton 2.7XDi Workshop Manual page 49

DI01-14
GENERAL DIAGNOSIS (Cont'd)
Condition
Engine Noise Valve Noise
Piston, Ring,
Cylinder Noise
Connecting Rod
Noise
Crankshaft
Noise
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
Probable Cause
•
Inadequate valve clearance
•
Abrasion of valve stem or guide.
•
Weak valve spring.
•
Abrasion of the piston, the ring
or the cylinder.
•
Abrasion of the connecting rod
bearing.
•
Loosened the connecting rod
nut.
•
Abrasion of the crankshaft
bearing.
•
Abrasion of the crankshaft
journal.
•
Loosened bearing cap bolt.
•
Excessive clearance of the
crankshaft thrust bearing.
•
Low oil pressure.
Correction
•
Adjust the valve clearance.
•
Replace the valve stem or the
guide.
•
Replace the spring.
•
Boring the cylinder or replace
the piston, the ring or the
cylinder.
•
Replace the bearing.
•
Tighten to the specified torque
•
Replace the bearing.
•
Grind or replace the crankshaft
journal.
•
Tighten to the specified torque.
•
Adjust or replace.
•
Refer to "Low Oil Pressure" in
this section.
ENGINE ASSEMBLY
DI ENG SM - 2004.4