Section 15 (Emission Control System (3.5L)): General: Troubleshooting
WARNING: This page is about a different car, the 2004 Hyundai Santa Fe and 2003 Hyundai Santa Fe. However, it is still accessible from the selected car via links, so may be relevant.
PROBLEM SYMPTOM TABLE - EMISSIONS CONTROL SYSTEM
| Symptom | Probable cause | Remedy |
|---|---|---|
| Engine will not start or hard to start | Vacuum hose disconnected or damaged EGR valve is not closed EGR solenoid valve is closed by sand or dust Malfunction of the EVAP Canister Purge Solenoid Valve |
Repair or replace Repair or replace Repair or replace Repair or replace |
| Rough idle or engine stalls | Vacuum hose disconnected or damaged EGR valve is not closed Malfunction of the PCV valve Malfunction of the EVAP Canister Purge System |
Repair or replace Repair or replace Replace Check the system; if there is a problem, check its component parts |
| Excessive oil consumption | Positive crankcase ventilation line clogged | Check positive crankcase ventilation system |
| Poor fuel mileage | Malfunction of the exhaust gas recirculation Fuel feed back control system | Check the system; if there is a problem, check its component parts |
| Engine hesitates or poor acceleration | Malfunction of the exhaust gas recirculation system Injection system | Check the system; if there is a problem, check its component parts |