2025 Ford Expedition Has A Check Engine Light

Troubleshooting the Check Engine Light in Your 2025 Ford Expedition: Common Causes and Solutions

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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 2025 Ford Expedition 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 2025 Ford Expedition 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.

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 2025 Ford Expedition?

When faced with a check engine light on your 2025 Ford Expedition, the first step is to visually inspect the vehicle for any obvious issues. Start by checking the gas cap; ensure it is securely tightened and free from damage, as a faulty gas cap is a common trigger for the check engine light. Next, utilize an OBD-II scanner to connect to the vehicle's diagnostic port. This tool will help you retrieve the specific error code associated with the light, providing crucial insights into the underlying problem. Pay attention to any additional symptoms your vehicle may be exhibiting, such as unusual noises or performance issues, as these can help pinpoint the cause. Additionally, consulting the owner's manual can offer guidance on what the check engine light may signify and suggest troubleshooting steps tailored to your model. If these initial steps do not resolve the issue or if the problem appears complex, seeking assistance from a qualified mechanic is advisable to ensure proper diagnosis and repair. By following this structured approach, you can effectively address the check engine light and maintain your vehicle's performance.

What are the common problems that could cause the check engine light to illuminate in a 2025 Ford Expedition?

When the check engine light comes on in your 2025 Ford Expedition, it can be concerning, but understanding the common issues can help you diagnose the problem. One frequent culprit is a loose gas cap, which can lead to fuel vapors escaping and trigger the light. Another common issue is a faulty oxygen sensor, which not only affects fuel efficiency but also impacts emissions. If the catalytic converter is malfunctioning, it can cause the check engine light to illuminate due to its role in reducing harmful emissions. Additionally, a dirty or faulty mass airflow sensor can disrupt engine performance, leading to the same warning. Problems with spark plugs or ignition coils can result in engine misfires, while a malfunctioning thermostat may cause overheating or inefficient engine operation. Lastly, issues with the EGR valve can also affect performance and emissions. By being aware of these potential problems, you can take the first steps toward troubleshooting and resolving the check engine light issue in your vehicle.

How urgent is it to address the check engine light in a 2025 Ford Expedition?

When the check engine light illuminates in your 2025 Ford Expedition, it is crucial to act swiftly rather than dismissing it as a minor inconvenience. This warning light is your vehicle's way of communicating potential issues that could range from simple sensor malfunctions to serious engine problems. Ignoring this signal can lead to exacerbated issues, resulting in costly repairs and diminished vehicle performance. For DIY enthusiasts, the first step is to use an OBD-II scanner to retrieve diagnostic trouble codes, which can provide insight into the specific problem. Some issues, like engine misfires or overheating, may require immediate attention to prevent further damage. By addressing the check engine light promptly, you not only safeguard your vehicle's integrity but also enhance fuel efficiency and ensure a safer driving experience. Therefore, taking the time to investigate and resolve the underlying issues indicated by the check engine light is essential for maintaining the reliability and longevity of your Ford Expedition.

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