ENGINE
,
TROUBLESHOOTING
Oil filter clogged
Install new filter
Oil pump gears or cover worn
Replace gears cover
Thin or diluted engine oil
Change engine oil to correct viscosity
Oil relief valve stuck (open) Repair relief valve
Excessive bearing clearance
Replace bearings
pressure too high Oil relief valve stuck (closed)
Repair relief valve
Joisy valves Incorrect lash adjuster Bleed air or replace lash adjuster
Thin or diluted engine oil (low oil pressure)
Change engine oil ,
Valve stem or valve guide worn or damaged Replace valve guide
rod noise/
Insufficient oil supply
Check engine oil level
nain bearing noise
Low oil pressure
Refer pressure drop”
Thin or diluted engine oil
Change engine oil
Excessive bearing clearance
Replace bearings
belt noise
Incorrect belt tension
Adjust belt tension and/or replace tim-
ing belt
engine
Loose engine roll stopper (Front, Rear)
Retighten
ng and vibration
Loose transaxle mount bracket
Retighten
Loose engine mount bracket
Retighten
Loose center member
Retighten
Broken transaxle mount insulator
Replace
Broken engine mount insulator
Replace
Broken roll stopper insulator
Replace
Symptom
Probable cause
Remedy
.
Compression too low Cylinder head gasket blown
Replace gasket
Piston ring worn or damaged
Replace rings
Piston or cylinder worn
Repair or replace piston
cylinder
block
Valve seat worn or damaged
Repair or replace
valve and/or
Oil pressure drop Engine oil level too low
Check engine oil level
Oil pressure switch faulty
pressure switch
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