Hyundai Tiburon 2003 Workshop Manual page 84

TIBURON(GK) > 2003 > G 2.7 V6 DOHC > Engine Mechanical System > General Information >
Troubleshooting, TIBURON(GK) > 2003 > G 2.7 V6 DOHC > Engine Mechanical System > General
Information > Troubleshooting
TROUBLESHOOTING
Symptom
Crankshaft bearing knock
Piston and connecting rod knock
Noisy valves
Excessively worn cylinder and
piston
Connecting rod and main
bearing noise
Damaged crankshaft bearing
Timing belt noise
Low compression
Oil pressure drop
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Probable cause
Worn main bearing
Seized bearing
Bent crakshaft
Excessive crankshaft end play
Worn bearing
Seized bearing
Worn piston pin
Worn piston in cylinder
Broken piston ring
Improper connecting rod alignment
Faulty auto-lash adjuster
Thin or diluted engine oil (low oil pressure)
Worn or damaged valve stem or valve
guide
Shorted or engine oil
Dirty engine oil
Poor quality of engine oil
Improperly assembled piston and
connecting rod
Improper piston ring end clearance
Dirty air cleaner
Insufficient oil supply
Thin or diluted engine oil
Excessive bearing clearnace
Shorted of engine oil
Low oil pressure
Poor quality of engine oil
Worn or out-of-round of crankshaft journal
Restricted oil passage in crankshaft
Worn bearing
Faulty oil pump
Bearing improperly installed
Non-concentric crankshaft or bearing
Incorrect belt tension
Damaged cylinder head gasket
Worn or damaged piston rings
Worn piston or cylinder
Worn or damaged valve seat
Low engine oil level
Faulty oil pressure switch
Clogged oil filter
Worn oil pump gears or cover
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Remedy
Replace
Repalce
Replace
Replce thrust bearing
Replace
Repalce
Replace piston and pin or
connecting rod
Recondition cylinder
Replace
Repalce
Replace
Change
Repalce
Add or replace
Repalce
Use proper oil
Repair or replace
Replace
Clean air cleaner assembly and
replace the air filter
Check engine oil level
Change and find out cause
Replace
Add or replace
Adjust or repair
Use proper engine oil
Replace
Clean
Replace bearing and check
engine oil and lubrication
system
Repair or replace
Repaur or replace
Replace
Adjust belt tension
Replace gasket
Replace rings
Repair or replace piston and/or
cylinder block
Repair or replace valve and/or
seat ring
Check engine oil level
Repalce
Replace
Replace
24.04.2008