2011 Nissan Juke Smells Like Gas

Diagnosing Fuel Odor Issues in Your 2011 Nissan Juke and Essential Safety Precautions

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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 2011 Nissan Juke 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 are the best Nissan repair shops?

RepairPal Certified shops can diagnose and repair your 2011 Nissan Juke fuel system issues. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.
30 Certified Locations
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Tuffy Tire & Auto Service Center - Grandview

4.7
(85)
2.39 mi
1524 W 5th Ave
Columbus, OH
Open
Closes 5:00 PM
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Excite Auto Repair & Towing

4.4
(15)
5.94 mi
3430 Westerville Road
Columbus, OH
Open
Closes 6:00 PM
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All In Auto Service

4.9
(25)
6.56 mi
5200 Fisher Road
Columbus, OH
Open
Closes 6:00 PM
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Tuffy Tire & Auto Service - Grove City

4.4
(520)
6.67 mi
2131 Stringtown Rd
Grove City, OH
Open
Closes 6:00 PM
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See All 30 Locations

How much does it cost to fix a 2011 Nissan Juke 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 steps to diagnose a gas smell in a 2011 Nissan Juke?

To effectively diagnose a gas smell in your 2011 Nissan Juke, start by checking for visible leaks beneath the vehicle, as this can often reveal immediate issues with the fuel system. Next, ensure that the fuel cap is securely tightened, since a loose or damaged cap can lead to gas odors. If the smell persists, inspect the fuel lines and connections for any signs of wear or leaks, as these components are critical to maintaining a sealed fuel system. Pay special attention to the fuel injector O-rings, which can deteriorate over time and contribute to fuel smells if damaged. Additionally, examine the fuel tank for any signs of leaks or physical damage. It’s also important to consider the evaporative emissions system, as malfunctions here can lead to gas odors; check for any issues with the charcoal canister, which may become saturated or damaged. If, after these checks, you are still unable to identify the source of the gas smell, it may be wise to consult a mechanic for a more thorough inspection. By following this diagnostic approach, you can systematically address potential issues and ensure your vehicle remains safe and functional.

What could be causing my 2011 Nissan Juke to smell like gas?

If your 2011 Nissan Juke is emitting a gas smell, it’s crucial to identify the underlying cause to ensure both safety and vehicle performance. One of the most common culprits is a fuel leak, which can occur from various components such as damaged fuel lines, faulty fuel injectors, or even a compromised fuel tank. Inspecting these areas for visible signs of leakage can be a good starting point for a DIY diagnosis. Additionally, a malfunctioning fuel injector may not only leak fuel but also affect engine performance, so checking for any irregularities in fuel delivery is essential. Another area to consider is the evaporative emissions system, which is designed to prevent fuel vapors from escaping; any issues here can lead to noticeable gas odors inside the cabin. Don’t overlook the gas cap, as a loose or damaged cap can easily allow vapors to escape, creating a persistent smell. Lastly, examine the exhaust system for leaks or damage, as these can sometimes produce a gas-like odor that permeates the vehicle. Addressing these issues promptly is vital, and while some repairs may be manageable for a DIYer, others may require professional assistance to ensure safety and compliance with regulations.

How urgent is it to address the gas smell in my 2011 Nissan Juke?

Addressing a gas smell in your 2011 Nissan Juke is not just a minor inconvenience; it is a pressing safety concern that requires immediate action. The presence of gasoline fumes can indicate a leak in the fuel system, which poses a significant fire hazard and increases the risk of explosion. Additionally, inhaling gasoline vapors can lead to serious health issues, including dizziness, headaches, and respiratory problems. Beyond safety and health risks, neglecting this issue can result in further damage to your vehicle, leading to costly repairs down the line. Therefore, if you detect a gas smell, it is imperative to investigate the source and resolve the issue without delay to protect yourself, your passengers, and your vehicle.

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