SERVICE MANUAL | |
Applies to: Tiburon 1998-2001 | |
GROUP | |
Engine Mechanical System | General |
Symptom
|
Probable cause
|
Remedy
|
Low compression |
Blown cylinder head gasket |
Replace gasket |
Worn or damaged piston rings |
Replace rings |
|
Worn piston or cylinder |
Repair or replace piston and/or cylinder block |
|
Worn or damaged valve seat |
Repair or replace valve and/or seat ring |
|
Oil pressure drop |
Low engine oil level |
Check engine oil level |
Faulty oil pressure switch |
Replace |
|
Clogged oil filter |
Replace |
|
Worn oil pump gears or cover |
Replace |
|
Thin or diluted engine oil |
Change and determine cause |
|
Oil relief valve stuck (open) |
Repair |
|
Excessive bearing clearance |
Replace |
|
High oil pressure |
Oil relief valve stuck (closed) |
Repair |
Excessive engine rolling and vibration |
Loose engine roll stopper (front, rear) |
Re-tighten |
Loose transaxle mount bracket |
Re-tighten |
|
Loose engine mount bracket |
Re-tighten |
|
Loose center member |
Re-tighten |
|
Broken transaxle mount insulator |
Replace |
|
Broken engine mount insulator |
Replace |
|
Broken engine roll stopper insulator |
Replace |
|
Noisy valves |
Thin or diluted engine oil (low oil pressure) |
Change |
Worn or damaged valve stem or valve guide |
Replace |
|
HLA abnormal operation |
Speed the engine up (for venting) or Replace the HLA |
|
Connecting rod and/main bearing noise |
Insufficient oil supply |
Check engine oil level |
Thin or diluted engine oil |
Change and determine cause |
|
Excessive bearing clearance |
Replace |
|
Timing belt noise |
Incorrect belt tension |
Adjust belt tension |
Symptom
|
Probable cause
|
Remedy
|
Low coolant level |
Leakage of coolant |
| |
1. Heater or radiator hose |
Repair or replace parts |
|
2. Faulty radiator cap |
Tighten or replace clamps |
|
3. Thermostat housing |
Replace gasket or housing |
|
4. Radiator |
Repair or replace |
|
5. Engine coolant pump |
Replace parts |
|
Clogged radiator |
Foreign material in coolant |
Replace coolant |
Abnormally high coolant temperature |
Faulty thermostat |
Replace parts |
Faulty radiator cap |
Replace parts |
|
Restriction to flow in cooling system |
Clear restriction or replace parts |
|
Loose or missing drive belt |
Adjust or replace |
|
Faulty Engine coolant pump |
Replace |
|
Faulty temperature sender or wiring |
Repair or replace |
|
Faulty electric fan |
Repair or replace |
|
Insufficient coolant |
Refill coolant |
|
Abnormally low coolant temperature |
Faulty thermostat |
Replace |
Faulty temperature sender or wiring |
Repair or replace |
|
Leakage from oil cooling system |
Loose connections |
Retighten |
Cracked or damaged: hoses, pipes or oil cooler |
Replace or repair |
|
Inoperative electrical cooling fan |
Damaged: thermo sensor, electrical motor, radiator fan relay, wiring |
Replace or repair |
Exhaust gas leakage |
Loose connections |
Re-tighten |
Broken pipe or muffler |
Repair or replace |
|
Abnormal noise |
Detached baffle plate in muffler |
Replace |
Broken rubber hanger |
Replace |
|
Pipe or muffler contacting vehicle body |
Correct |
|
Broken pipe or muffler |
Repair or replace |