2023 Land Rover Range Rover Smells Like Gas

Diagnosing Fuel Odor Issues in Your 2023 Land Rover Range Rover and Essential Safety Precautions

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Reviewed by
Andrew Hajjar
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
0%
45% chance it's
Something else
The most common reasons a 2023 Land Rover Range Rover 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 2023 Land Rover Range Rover 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 2023 Land Rover Range Rover emits a gas smell?

When faced with a gas smell in your 2023 Land Rover Range Rover, it's essential to adopt a systematic diagnostic approach to identify and resolve the issue. Start by visually inspecting the area beneath your vehicle for any signs of fuel leaks, such as puddles or drips, which can indicate a clear source of the odor. Next, examine the fuel lines and connections for any signs of wear or looseness; tightening any loose fittings and replacing damaged components can often resolve minor issues. Don’t overlook the fuel tank itself, as any damage or leaks here can also contribute to the smell. Additionally, check the fuel injector for leaks or malfunctions, as a faulty injector can release fuel vapors. The evaporative emissions control system is another critical area to inspect, as it manages fuel vapors and can develop leaks over time. Finally, using a diagnostic scanner to check for error codes related to the fuel system can provide further insights into potential problems. By following these steps, you can effectively diagnose the source of the gas smell and take the necessary actions to ensure your vehicle operates safely and efficiently.

What could be causing a gas smell in my 2023 Land Rover Range Rover?

If you're detecting a gas smell in your 2023 Land Rover Range Rover, it's crucial to investigate the underlying causes to ensure both safety and vehicle performance. One of the most common issues is a fuel leak, which can occur from various components such as fuel injectors, fuel lines, or even the fuel tank itself. A thorough visual inspection of these areas can help identify any signs of leakage. Additionally, check the fuel cap; a loose or damaged cap can easily lead to fuel vapors escaping, creating a noticeable odor inside the cabin. Another area to consider is the exhaust system; leaks or malfunctions, particularly in the catalytic converter, can also contribute to a gas smell. Furthermore, the evaporative emissions system plays a vital role in managing fuel vapors, and any faults here could result in unpleasant odors. Lastly, an engine misfire may cause unburned fuel to enter the exhaust, leading to a gas smell as well. If you are comfortable with DIY repairs, start by inspecting these components, but remember that if the problem persists, consulting a qualified mechanic is advisable to ensure a thorough diagnosis and resolution.

How urgent is it to address the gas smell in my 2023 Land Rover Range Rover?

Addressing a gas smell in your 2023 Land Rover Range Rover is not just a matter of convenience; it is a pressing safety concern that requires immediate attention. Gas leaks pose a significant risk of fire or explosion, making it essential to act swiftly. Additionally, inhaling gas fumes can lead to serious health issues, including dizziness, nausea, and headaches, which can impair your ability to drive safely. Beyond the immediate health and safety risks, neglecting a gas smell can result in further damage to your vehicle's fuel system, leading to costly repairs down the line. Therefore, if you detect a gas smell, it is crucial to investigate the source promptly, whether that means checking for visible leaks, inspecting fuel lines, or consulting a professional mechanic. Taking these steps not only protects your well-being but also ensures the longevity and reliability of your vehicle.

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