2013 Mitsubishi Outlander Has A Check Engine Light

Common Causes of the Check Engine Light in Your 2013 Mitsubishi Outlander and How to Resolve Them

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Reviewed by
Devin Cabugcal
Written by RepairPal Car Genius
Updated January 14, 2025
0%
40% chance it's the
Emissions System
0%
60% chance it's
Something else
The most common reasons a 2013 Mitsubishi Outlander has a check engine light are an emissions system component, a sensor, or a catalytic converter.
  • Emissions System: A faulty emissions system component, such as an oxygen sensor or EGR valve, can lead to increased emissions and trigger the check engine light.
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 2013 Mitsubishi Outlander has a check engine light?

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 faulty oxygen sensor is one of the most common causes of a check engine light. Symptoms may include a decrease in fuel mileage, hesitation or misfiring from the engine, rough idling or even stalling. A faulty sensor may cause the vehicle to fail an emissions test.

Any time there is an emissions fault the check engine light will be displayed. The purpose of the check engine light is to inform the driver that an emission related fault has been found, and that there are on-board diagnostic (OBD) trouble codes stored in the powertrain or engine control module. Additionally, since the emissions systems are so intertwined into engine control and transmission control systems, symptoms may include nearly any sort of drivability concerns. This may include harsh shifting, failure to shift, hesitation on acceleration, jerking, engine failure to start or run, loss of power, or any number of other drivability issues.

Due to the nature of electrical systems on modern vehicles, the range of problems these can cause are nearly limitless. However, there is a way to categorize them in two ways. Permanent and intermittent problems. Permanent problems appear and remain. This may be the vehicle will not start, the radio does not work, or the door chime will not turn off among many, many others. These problems are more straight-forward to diagnose since they present themselves at all time. This means there will always be a fault to find. Intermittent electrical problems, however, can be difficult or impossible to locate, since they appear then disappear without warning. The best case scenario for an intermittent issue is when replicating the problem is easily accomplished and understood. This allows a technician to make an issue semi-permanent, allowing them to find the fault. Other issues that come and go without warning and cannot be replicated on demand must occur when the technician is servicing the vehicle, otherwise there is no problem to correct. It is most important to understand that electrical system faults always require inspection, and can include the vehicle working in any manner, or not working at all.

Like we noted in the last section, general diagnosis symptoms are the most vague of the bunch. There are several diagnostic spectrums, electrical diagnosis, drivability diagnostics, engine diagnostics, transmission diagnostics, and the list could continue for about 5 or 10 more spectrums of diagnostics. The most important take-away here, is that general diagnostics are diagnostics that have no other spectrum in which they fit, or the problem is unknown. This means that any vehicle left outside of a repair facility with the keys and an authorization to perform diagnosis will be diagnosed under the general diagnosis spectrum.

When the Check Engine Light comes on, you may experience engine performance issues such as poor acceleration, rough idling, or an engine that won't start. In some cases, no abnormal symptoms will be experienced. Other systems like the transmission or ABS can cause the Check Engine Light to illuminate and lights for those systems can come on at the same time. Similar lights may say "Check Engine Soon", "Malfunction Indicator Light" or just "Check". In rare case the engine can overheat.

What are the initial diagnostic steps to take for a check engine light on a 2013 Mitsubishi Outlander?

When faced with a check engine light on your 2013 Mitsubishi Outlander, it's essential to adopt a systematic diagnostic approach. Start by checking the gas cap; a loose or damaged cap is a common culprit that can easily trigger the light. Next, take a moment to observe your dashboard gauges for any unusual readings, as these can provide clues about potential issues. Utilizing an OBD-II scanner is a crucial step, as it allows you to retrieve specific error codes that can guide your troubleshooting efforts. Additionally, inspect the condition of your spark plugs, as worn or faulty plugs may also cause the light to illuminate. Don't overlook the wiring and connections in the engine bay; any signs of damage or corrosion could affect sensor performance. Finally, ensure that all essential fluid levels are adequate, as low levels can sometimes lead to the check engine light being activated. By following these initial steps, you can effectively narrow down the potential causes of the check engine light and take informed action towards resolving the issue.

What are the common problems that could cause the check engine light to illuminate in a 2013 Mitsubishi Outlander?

When the check engine light comes on in your 2013 Mitsubishi Outlander, it can be a source of concern, but understanding the common problems associated with this warning can empower you to take action. One frequent culprit is a loose gas cap, which can easily be checked and tightened to see if the light turns off. Another common issue is a faulty oxygen sensor, which affects fuel efficiency and may require replacement if identified as the problem. Additionally, problems with the catalytic converter can lead to significant performance issues, and while this may require professional assistance, being aware of it can help you communicate effectively with a mechanic. Worn-out spark plugs are also a common reason for the check engine light, as they can cause misfires and affect engine performance. Furthermore, a malfunctioning mass airflow sensor can disrupt the air-fuel mixture, leading to engine inefficiency. Lastly, ignition coil problems can result in engine misfiring, which is another reason the check engine light may illuminate. By familiarizing yourself with these potential issues, you can take the first steps toward diagnosing the problem and deciding whether a DIY fix is feasible or if professional help is needed.

How urgent is it to address the check engine light on a 2013 Mitsubishi Outlander?

When the check engine light illuminates on your 2013 Mitsubishi Outlander, it is essential to recognize the urgency of the situation. This warning light is not merely a nuisance; it indicates that there may be underlying issues with your vehicle's engine or emissions system that could compromise performance and fuel efficiency. Ignoring this signal can lead to escalating problems, including severe engine damage or costly repairs that could have been avoided with timely intervention. For DIY enthusiasts, the first step is to use an OBD-II scanner to retrieve diagnostic trouble codes, which can provide valuable insights into the specific issues at hand. Addressing these concerns promptly not only helps maintain your vehicle's reliability but also ensures your safety on the road. By taking action as soon as the check engine light appears, you can prevent further damage and keep your Mitsubishi Outlander running smoothly.

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