2001 Subaru Forester Fuel System Problems
9 owner-reported fuel system complaints from NHTSA data
Data sourced from NHTSA public database. For informational purposes only. Always consult a qualified mechanic.
Owner Complaints (9)
When you turn on the defroster to warm up your parked car in cold weather, you notice a strong gas smell inside the vehicle that goes away once you start driving. This happens because a fuel system hose loosens in cold temperatures and allows fuel to leak, then tightens again as the engine warms up. The fix will likely involve inspecting and securing the fuel hose connections, possibly replacing the hose or clamp if it's damaged or worn.
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When the temperature drops below 20°F, you notice a strong gasoline smell inside and around your car. A mechanic found that all the hose clamps on your fuel lines were loose and tightened them, but the smell returns every time it gets cold again, whether the car is parked outside or in a garage. The fix will likely involve inspecting the fuel line clamps and connections for wear, and possibly replacing damaged clamps or hoses that don't maintain a tight seal in cold temperatures.
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Your car smells strongly of gasoline inside the cabin when the weather is cold, especially during the first 5 minutes after starting it up. You previously found and tightened a fuel line clamp that was leaking, but now in cold weather the smell returns even though you can't see an obvious leak. The smell eventually goes away as the car warms up, but you believe fuel is still escaping somewhere in the fuel system.
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When temperatures drop below 25°F, your fuel lines and fittings may leak gasoline, allowing fuel fumes to enter the cabin through the heating/ventilation system or general air leaks. This exposes you to harmful carbon monoxide and hydrocarbons and creates a fire risk at any speed. Temporarily tightening the hose clamps may help, but the problem returns when temperatures drop again, and some clamps are difficult to access. A permanent repair would likely involve inspecting and replacing the fuel lines, fittings, and retaining clips that are failing in cold conditions.
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When temperatures drop below 25°F, your fuel lines and their fittings may start leaking gasoline, allowing fuel fumes to enter the cabin through the heating system or air leaks — even when the heat is off. This exposes you and your passengers to harmful carbon monoxide and hydrocarbons, and creates a fire hazard; some owners have reported headaches and nausea from prolonged exposure. The problem temporarily improves in moderate cold (15-25°F) once the engine warms up, but persists in colder temperatures, and tightening the hose clamps is only a temporary fix. A permanent repair will likely involve replacing the fuel line hose clamps and possibly the fuel lines themselves to prevent leaking in cold weather.
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When temperatures drop below freezing, you notice a strong gasoline smell inside your car's cabin, which is concerning with small children in the vehicle. Mechanics have suggested that fuel hoses may shrink in cold weather, causing leaks in the engine compartment, though replacing them is expensive and may not fully solve the problem. You should have the fuel system inspected and any leaking hoses or connections replaced or sealed.
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During cold weather, your car produces a strong fuel smell that enters the cabin and causes headaches for passengers. Other Subaru owners report the same issue, and repair estimates run around $300. The fix likely involves inspecting and resealing fuel system components or replacing fuel injectors and related seals.
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THERE ARE TWO ORGANIC TUBES THAT CARRY FUEL, ABOVE THE ENGINE. IN COLD WEATHER, THEY LEAK WHERE CLAMPED TO METAL TUBES AND FITTINGS. THE FUEL LEAKS ONTO THE ENGINE. THE INDICATION IS A SMELL OF GASOLINE IN THE PASSENGER COMPARTMENT. *TR
2001 SUBARU FORESTER REPEATEDLY DECELERATES AND/OR SPONTANEOUSLY ACCELERATES AT ALL SPEEDS, TRAFFIC CONDITIONS, WEATHER CONDITIONS. POTENTIAL FOR CATASTROPHE. ALREADY SOME NEAR MISSES.*AK