HIGH OIL CONSUMPTION in the
TROUBLESHOOT -ING subsection.
-Check for engine oil leaks. For leak
indicator hole,refer to COOLING
SYSYTEM INSPECTION in the PERIODIC
MINTENANCE PROCEFURES subsection.
Rapair if necessary.
2. Use of unsuitable engine oil type.
-Replace engine oil by the
recommended engine oil.
3. Clogged oil filter.
-Replace oil and oil fi1ter at the same
time.
4. Defective oil pressure switch.
-Test oil pressure switch, see procedure in
this subsection.
5. Defective or worn oil pump.
-Check oil pump, see procedure in this
subsection.
6. Defective engine oil pressure regulator.
Check engine oil pressure regulator ,see
procedure in this subsection.
7. Worn plain bearings in crankcase.
-Check plain bearings clearance, refer to
BOTTOM subsection.
8. Clogged engine oil strainer.
Check engine oil strainer, see procedure
in this subsection.
OIL CONTAMINATION
1. Defective water pump seal ring or
rotary seal.
- Check for oil or coolant leak from
indicator hole near water pump, refer to
COOLING SYSTEM INSPECTION in the
PERIODIC MAINTENCE PROCEFURES
subsection. Replace seal if necessary.
2. Cylinder head or cylinder base gasket
leak
-Retighten cylinder head to specified
torque, refer to TOP END
subsection .replace gasket if tightening
does not solve the problem.
3.Engine internal damage.
-Repair engine.
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