2014 Jeep Compass Smells Like Gas

Identifying the Causes of Gas Smells in Your 2014 Jeep Compass and Essential Safety Measures

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Reviewed by
Devin Cabugcal
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 Jeep Compass 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 efficiency.
  • 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 Jeep Compass 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 potential causes and diagnostic steps for a gas smell in a 2014 Jeep Compass?

When you detect a gas smell in your 2014 Jeep Compass, it's essential to approach the diagnosis methodically to ensure safety and effectiveness. Start by inspecting the fuel lines for any visible leaks, as these are often the most straightforward issues to identify. Next, examine the gas cap; a faulty cap can lead to evaporative emissions and should be replaced if it appears damaged or does not seal properly. If the smell persists, consider checking the fuel injectors, as a leaking injector can pose serious safety risks. Additionally, investigating the fuel pressure regulator can help pinpoint any underlying fuel system issues. Utilizing an OBD-II scanner to read fault codes can provide further insights into specific problems related to the gas smell. By following these diagnostic steps, you can effectively identify and address the source of the gas odor, ensuring your vehicle remains safe and reliable.

What could be causing my 2014 Jeep Compass to smell like gas?

If your 2014 Jeep Compass is emitting a gas smell, it’s crucial to investigate the underlying causes to ensure both safety and vehicle integrity. One of the first areas to check is the gas cap; a loose or damaged cap can easily allow fuel vapors to escape, creating a noticeable odor. Next, inspect the fuel system for any leaks, which could originate from the fuel lines, injectors, or even the fuel tank itself. Additionally, consider the emissions control system, as a malfunctioning catalytic converter can lead to unusual smells and may trigger the check engine light. Beyond these common issues, be aware that other factors such as engine oil or coolant leaks, burning electrical components, or even a plastic bag caught on the exhaust can contribute to a gas-like scent. Addressing these problems promptly is essential not only for your vehicle's performance but also for your safety on the road.

How urgent is it to address a gas smell in a 2014 Jeep Compass?

Addressing a gas smell in your 2014 Jeep Compass is not just a matter of convenience; it is a critical safety issue that requires immediate attention. Ignoring this warning sign can lead to serious health risks, including carbon monoxide poisoning, as well as the potential for a fire hazard due to gasoline leaks. Common culprits for the gas smell include fuel leaks from the fuel line, fuel injectors, or the fuel tank, all of which can escalate into more significant problems if left unchecked. The urgency of resolving this issue cannot be overstated, as the longer you wait, the greater the risk of severe damage to your vehicle and potential harm to yourself and others. Therefore, if you detect a gas smell, it is essential to investigate the source and address it as soon as possible to ensure your safety and the reliability of your Jeep Compass.

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