2019 Subaru Forester Smells Like Gas

Addressing Gas Smell Issues in Your 2019 Subaru Forester

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Reviewed by
Bo Fader
Written by RepairPal Car Genius
Updated January 14, 2025
0%
15% chance it's the
Gas Cap
0%
40% chance it's the
Emissions Control System
0%
45% chance it's
Something else
The most common reasons a 2019 Subaru Forester smells like gas are the gas cap, the fuel system, or the emissions control system.
  • Gas Cap: A loose or damaged gas cap can cause fuel vapors to escape, triggering the check engine light and potentially affecting fuel system pressure.
  • Emissions Control System: A faulty emissions control system can lead to increased hydrocarbon emissions and trigger the check engine light due to malfunctioning components like the EGR valve or O2 sensors.
Proper diagnosis will determine the exact cause of your symptom, saving you money on unnecessary repairs. The diagnostic experts at RepairPal Certified shops have the right tools and experience to solve any symptom.

What could be causing my 2019 Subaru Forester to smell like gas, and how should I diagnose it?

When faced with a gas smell in your 2019 Subaru Forester, it's essential to adopt a methodical diagnostic approach to identify the source of the issue. Start by checking for fuel leaks, as these can often be the most straightforward cause. Inspect the fuel lines, tank, and injectors for any visible signs of leakage or damage. Next, examine the fuel cap; ensure it is securely fastened, as a loose or damaged cap can allow gas vapors to escape, contributing to the odor. If these initial checks do not resolve the issue, turn your attention to the fuel filter. A clogged or faulty filter may allow gas fumes to enter the cabin, so consider inspecting or replacing it if necessary. Additionally, the Evaporative Emission Control System (EVAP) plays a crucial role in containing fuel vapors, so check for any malfunctions or leaks within this system. Lastly, don’t overlook the exhaust system; leaks or damage here can allow exhaust gases to infiltrate the vehicle, mimicking a gas smell. By following this structured approach, you can effectively diagnose and address the gas odor in your Subaru Forester, ensuring a safer and more pleasant driving experience.

What could be causing my 2019 Subaru Forester to smell like gas?

If your 2019 Subaru Forester is emitting a gas smell, it’s essential to pinpoint the cause to maintain safety and vehicle efficiency. A common issue could be a fuel leak, which may stem from damaged fuel lines, injectors, or the fuel tank itself, leading to a strong odor. Additionally, a faulty fuel injector can contribute to the smell inside the vehicle. Another area to investigate is the evaporative emissions system, which manages fuel vapors; any malfunction here can result in noticeable gas odors. Don’t forget to check the gas cap, as a loose or damaged cap can allow vapors to escape, exacerbating the problem. Lastly, an exhaust system leak, especially near the engine compartment, can sometimes produce a gas-like smell. While some of these issues may be manageable for DIY enthusiasts, it’s crucial to consult a qualified mechanic for a comprehensive inspection and resolution to ensure your vehicle operates safely and efficiently.

How urgent is it to address the gas smell in my 2019 Subaru Forester?

Addressing a gas smell in your 2019 Subaru Forester is not just a minor inconvenience; it is a pressing safety concern that demands immediate attention. The presence of gasoline fumes can indicate a fuel leak, which poses a significant fire hazard and increases the risk of explosion, particularly if the leak occurs within the fuel system. Moreover, inhaling gasoline vapors can lead to serious health issues, including dizziness, headaches, and nausea, which can escalate with prolonged exposure. Beyond the immediate health and safety risks, neglecting this issue can result in further damage to your vehicle, potentially leading to costly repairs down the line. Therefore, it is essential to prioritize this matter and seek a professional mechanic's assistance as soon as you detect a gas smell, ensuring both your safety and the longevity of your Subaru Forester.

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