| TIBURON(GK) >2004 > 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