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.
When diagnosing a gas smell in your 2010 Mitsubishi Lancer, it's crucial to take a methodical approach that prioritizes simpler checks before delving into more complex systems. Start by inspecting the fuel system for any visible leaks, focusing on the fuel lines, tank, and injectors, as these are common culprits. Next, verify that the fuel cap is tightly secured; a loose or damaged cap can easily cause gas odors. If these initial checks do not reveal the source, examine the fuel filter for clogs, which can also contribute to unpleasant smells. Additionally, assess the evaporative emissions system, including the charcoal canister and purge valve, as faults in these components can lead to gas odors. If the smell persists, investigate the fuel injection system for any leaking injectors or issues with the fuel pressure regulator. Finally, check the exhaust system, particularly near the catalytic converter, as leaks in this area can sometimes produce a gas-like smell inside the vehicle. By following this structured diagnostic approach, you can effectively identify and resolve the source of the gas smell in your Mitsubishi Lancer.
When you detect a gas smell in your 2010 Mitsubishi Lancer, it's crucial to investigate several common issues that could be at play. Start by checking for a fuel leak, which may originate from components like the fuel injectors, fuel lines, or even the fuel tank itself. A visual inspection can help you spot any signs of fuel pooling or wetness around these areas. Additionally, examine the fuel cap; a loose or damaged cap can allow fuel vapors to escape, contributing to the odor. Another area to consider is the evaporative emissions system, which includes parts like the charcoal canister and purge valve; any malfunction here can lead to gas smells inside the cabin. Don't overlook the exhaust system either; a leak from the exhaust manifold or catalytic converter can also introduce fuel odors into the vehicle. Lastly, if the engine is running rich, it may be burning more fuel than necessary, resulting in a noticeable gas smell. Addressing these issues promptly is essential for safety and to prevent further complications, so if you're unsure about any findings, consulting a qualified mechanic is always a wise choice.
When you detect a gas smell in your 2010 Mitsubishi Lancer, it is essential to act swiftly due to the serious safety risks involved. Gas leaks not only pose a significant fire hazard but can also lead to harmful health effects from inhaling toxic fumes. If you notice this odor, the first step is to ensure your vehicle is parked in a well-ventilated area away from any potential ignition sources. Inspect the fuel lines and connections for any visible signs of leaks, such as wet spots or corrosion. If you are comfortable doing so, you can also check the fuel tank and the area around the fuel injectors. However, if you are unable to identify the source of the smell or if the issue seems beyond your expertise, it is crucial to seek professional assistance immediately. Ignoring this problem can lead to more severe damage to your vehicle and could compromise your safety, making prompt action not just advisable but necessary.
See what others are asking about their Mitsubishi Lancer. Get answers from RepairPal's community of auto experts and enthusiasts.
Read about related problems experienced by other Mitsubishi Lancer drivers like you.