TIBURON(GK) >2003 > G 2.0 DOHC > Engine Mechanical System > General Information>Troubleshooting  
TROUBLESHOOTING
Symptom
Probable cause
Remedy
Low compression
Blown cylinder head gasket
Worn or damaged piston rings
Worn piston or cylinder

Worn or damaged valve seat

Replace gasket
Replace rings
Repair or replace the piston and/or cylinder block
Repair or replace the valve and/or seat ring
Low oil pressure
Low engine oil level
Faulty oil pressure switch
Clogged oil filter
Worn oil pump gears or cover
Thin or diluted engine oil
Oil relief valve stuck (open)
Excessive bearing clearance
Check engine oil level
Replace
Replce
Replacer
Change and find out cause
Repair
Replace
High oil pressure
Oil relief valve stuck (closed)
Repair
Excessive engine vibration
Loose engine roll stopper (front, rear)
Loose transaxle mount bracket
Loose engine mount bracket
Loose center member
Broken transaxle mount insulator
Broken engine mount insulator
Broken engine roll stopper insulator
Retighten
Retighten
Retighten
Retighten
Replace
Replace
Replace
Noisy valves
Thin or diluted engine oil (Low oil pressure)
Worn or damaged valve or stem or valve guide
Incorrect valve clearance
Change
Replace

Adjust valve clearance
Connecting rod and main bearing noise
Insufficient oil supply
Thin or diluted engine oil
Excessive bearing clearance
Check engine oil level
Change and find out cause
Replace
Timing belt level
Incorrect belt tension
Adjust belt tension
Low coolant level
Leakage of coolant
1.
Heater or radiator hose
2.
Faulty radiator cap
3.
Thermostat housing
4.
Radiator
5.
Engine coolant pump

Repair or replace parts
Tighten or replace clamps
Replace the gasket or housing
Repair or repalce
Replce parks
Clogged radiator
Foreigh material in coolant
Replace coolant
Abnormally high coolant temperature
Faulty thermostat
Faulty radiator cap
Restricted flow in cooling system
Loose or missing driver belt
Faulty water pump
Faulty temperature sensor or wirung
Faulty electric fan
Insufficient coolant
Replace parts
Replace parts
Clear restriction or repalce parts
Adjust or replace
Replace
Repair or replace
Repair or replace
Refill coolant
Abnormally low coolant temperature
Faulty thermostat
Faulty temperature sensor or wiring
Replace
Repair or replace
Inoperative electrical cooling fan
Faulty temperature sensor, Electrical moto, Radiator fan relay, Wiring, Fuse
Replace or repair
Exhaust gas leakage
Loose connections
Broken pipe or muffler
Retighten
Repair or replace
Abnormal noise
Detach baffle plate in muffler
Broken rubber hanger
Pipe or muffler contacting vehicle body
Broken pipe or muffler
Replace
Repalce
Correct
Repair or replace