2022 Kia Forte Smells Like Gas

Common Causes of Fuel Odors in Your 2022 Kia Forte and Essential Safety Measures to Take

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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
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40% chance it's the
Emissions Control System
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45% chance it's
Something else
The most common reasons a 2022 Kia Forte 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 2022 Kia Forte 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.

When the fuel filter begins to clog, the engine suffers from fuel starvation. This will cause a significant reduction in power and may also cause a misfire. These conditions may be intermittent, or constant and worsen over time. As the issue progresses, the engine may being to stall immediately after starting, fail to start, hesitate under throttle, or stall at particular angles on hills.

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 2022 Kia Forte?

When you notice a gas smell in your 2022 Kia Forte, it's crucial to take a systematic approach to diagnose the issue safely and effectively. Begin by visually inspecting the fuel system for any signs of leaks, paying close attention to the fuel lines, injectors, and the fuel tank itself. A common and easily overlooked issue could be a loose or damaged fuel cap, so ensure it is securely tightened and in good condition. If these preliminary checks do not reveal the source of the odor, consider using a diagnostic scanner to check for any error codes that might indicate problems with the fuel or evaporative emissions systems. Additionally, inspect the exhaust system for any leaks, as these can sometimes allow gas fumes to infiltrate the cabin. If you still cannot identify the source of the gas smell after these steps, it is advisable to consult a qualified mechanic for a comprehensive inspection and diagnosis. By following this methodical approach, you can effectively troubleshoot and resolve the gas smell issue in your vehicle.

What could be causing my 2022 Kia Forte to smell like gas?

If your 2022 Kia Forte is giving off a gas smell, it's essential to pinpoint the cause to ensure your safety and the vehicle's performance. A fuel leak is often the primary suspect, as it can lead to hazardous conditions if not addressed promptly. Another possibility is a faulty fuel injector, which can disrupt the fuel spray pattern and create an unpleasant odor. Additionally, issues with the evaporative emissions system, responsible for managing fuel vapors, can also result in a gas smell inside the car. Don't overlook the gas cap; if it's loose or not sealed correctly, it can allow fuel vapors to escape. Lastly, an exhaust system leak may also be a contributing factor, as it can allow exhaust gases to infiltrate the cabin. If you notice a gas odor, it's crucial to seek the expertise of a qualified mechanic to diagnose and resolve the issue effectively, ensuring both your safety and the proper functioning of your vehicle.

How urgent is it to address a gas smell in my 2022 Kia Forte?

Addressing a gas smell in your 2022 Kia Forte is not just a matter of convenience; it is a critical safety concern that requires immediate attention. Gas leaks can lead to catastrophic outcomes, including the risk of fire or explosion, which endangers both you and your passengers. Moreover, the inhalation of gas fumes poses serious health risks, potentially causing symptoms like dizziness and nausea, which can impair your ability to drive safely. Ignoring this issue can also result in further damage to your vehicle, leading to expensive repairs that could have been avoided with prompt action. If you detect a gas smell, it is essential to take it seriously. While some DIY checks can be performed, such as inspecting for visible leaks or checking the fuel lines, it is advisable to consult a professional mechanic or your dealership to ensure that the problem is accurately diagnosed and resolved. Prioritizing safety and vehicle integrity is crucial, so do not delay in addressing any gas odors you encounter.

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2022 Kia Forte Smells Like Gas: Causes & Solutions