2014 Chrysler Town & Country Smells Like Gas

Diagnosing Fuel Odors in Your 2014 Chrysler Town & Country and Essential Safety Measures to Take

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Reviewed by
Aisha
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 2014 Chrysler Town & Country 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.

How much does it cost to fix a 2014 Chrysler Town & Country smells like gas?

Common Repairs

The total repair cost will vary based on the condition of your vehicle and the number of repairs needed to fix your symptom. Proper diagnosis will save you money by finding the exact repairs needed to fix your car right the first time.

A failing catalytic converter can cause a vehicle to fail emissions tests and turn on the check engine light. The exhaust might have an unusual smell. A restricted catalytic converter can result in a loss of engine power.

» LEARN MORE: How to tell if your catalytic converter is failing

The check engine light will illuminate any time there is a failed EVAP system test. This will be indicated by the various on-board diagnostics trouble codes that are stored in the vehicle's memory. Also, in some models, there may be a popping sound accompanying the check engine light, as the leak detection pump continuously attempts to pressurize the fuel tank. The canister may also cause difficulty starting the engine, a rough idle, and poor fuel mileage.

The check engine light will illuminate any time there is a failed EVAP system test. This will be indicated by the various on-board diagnostics trouble codes that are stored in the vehicle's memory. Also, in some models, there may be a popping sound accompanying the check engine light, as the leak detection pump continuously attempts to pressurize the fuel tank. A fuel tank leak may also cause difficulty starting the engine, a rough idle, and poor fuel mileage. When a fuel tank is simply corroded to the point of failure, the exterior tank condition rarely shows damage. The inside of the fuel tank will be rusted or corroded, and rust flakes or other debris may be floating in the fuel.

For most vehicles, the only symptom will be a check engine light or fuel tank filler cap light illuminating on the driver instrument cluster. This is to signal that there is an evaporative emissions (EVAP) leak. In some situations, the vehicle may take longer than normal to start, or, more rarely, the engine may not start at all. on-board diagnostic (OBD) trouble codes will refer to EVAP system failures such as a small or massive EVAP system leak. Lastly, the powertrain control module may notice a lean running condition, which could even lead to random and infrequent misfires.

What are the initial diagnostic steps to take when a 2014 Chrysler Town & Country has a gas smell?

When faced with a gas smell in your 2014 Chrysler Town & Country, it's essential to adopt a systematic diagnostic approach to identify and resolve the issue effectively. Begin by checking the gas cap, as a loose or damaged cap is a common culprit that can often be fixed with a simple cleaning or replacement. Next, inspect the vehicle for any visible gas leaks, particularly in the engine bay and undercarriage, since these can pose serious safety risks. If you have access to an OBD-II scanner, check for trouble codes, especially P0455, which indicates a large evaporative emissions leak that may not be immediately apparent. After running the engine, take a moment to smell for gas; a strong odor could suggest a leaking fuel injector, which requires immediate attention. Finally, thoroughly examine the fuel system components, including the gas vapor canister, hoses, and fuel lines, for any signs of wear or leaks. By following these steps, you can effectively diagnose the source of the gas smell and take the necessary actions to ensure your vehicle is safe and operational.

What could be causing a gas smell in my 2014 Chrysler Town & Country?

If you're detecting a gas smell in your 2014 Chrysler Town & Country, it's crucial to investigate the issue thoroughly, as it could indicate several underlying problems. One of the most common culprits is a faulty or loose gas cap, which can allow fuel vapors to escape. This is a simple fix—just ensure the cap is tightened properly or consider replacing it if it's damaged. Additionally, issues within the fuel system, such as leaks from the fuel rail or a compromised fuel tank, can lead to a strong odor. Inspecting these components for visible signs of leakage can help identify the problem. The emissions control system is another area to check, as malfunctions here can also produce a gas smell. Lastly, consider examining the gas vapor canister and associated hoses, as well as the pressure regulator and catalytic converter, as these can also contribute to the issue. Addressing these potential problems promptly is essential for your safety and the proper functioning of your vehicle.

How urgent is it to address a gas smell in a 2014 Chrysler Town & Country?

Addressing a gas smell in your 2014 Chrysler Town & Country is not just a matter of convenience; it is a critical safety issue that requires immediate attention. Gas leaks pose significant risks, including the potential for fire or explosion, which can endanger both you and your passengers. Additionally, inhaling gas fumes can lead to serious health problems, such as dizziness, nausea, and headaches, making it essential to act quickly. Ignoring this warning sign can also result in further damage to your vehicle, leading to costly repairs down the line. For DIY enthusiasts, the first step is to inspect the fuel lines and connections for any visible leaks or damage. If you detect a gas smell, it is advisable to avoid starting the engine and to ventilate the area. Always prioritize safety by considering professional assistance if the source of the leak is not easily identifiable. Taking these steps not only protects your health and safety but also helps maintain the integrity of your vehicle.

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2014 Chrysler Town & Country Smells Like Gas | RepairPal