2025 Land Rover Discovery Sport Has A Check Engine Light

Check Engine Light Issues in 2025 Land Rover Discovery Sport: Causes and Solutions

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Reviewed by
Bo Fader
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 Land Rover Discovery Sport 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 Land Rover Discovery Sport 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 Land Rover Discovery Sport?

When faced with a check engine light on your 2025 Land Rover Discovery Sport, 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 error codes that can pinpoint the specific problem. Pay attention to any additional symptoms your vehicle may be exhibiting, such as unusual noises or performance issues, as these can provide further clues. Additionally, consulting the owner's manual can offer insights into what the check engine light may signify and suggest troubleshooting steps tailored to your model. If these initial diagnostics do not resolve the issue or if the problem appears complex, seeking assistance from a qualified mechanic or a Land Rover dealership is recommended to ensure proper diagnosis and repair. By following these steps, you can effectively address the check engine light concern and maintain your vehicle's performance.

What are the common problems that could cause the check engine light to illuminate in a 2025 Land Rover Discovery Sport?

When the check engine light comes on in a 2025 Land Rover Discovery Sport, it can be a source of concern for any DIY enthusiast. One of the most straightforward issues to check is the gas cap; a loose or damaged cap can easily trigger the light, so ensuring it is secure is a good first step. If the gas cap is fine, the next common culprit could be the oxygen sensor, which plays a crucial role in fuel efficiency and emissions control. A malfunctioning sensor can lead to poor performance and should be inspected. Additionally, problems with the catalytic converter can also cause the check engine light to illuminate, often indicating a failure or inefficiency that needs addressing. Another area to consider is the mass airflow sensor, as its malfunction can significantly impact engine performance. Worn-out spark plugs or a faulty ignition coil are also frequent issues that can lead to engine misfires, triggering the light. By systematically checking these components, DIYers can often identify and resolve the underlying issues, ensuring their vehicle runs smoothly and efficiently. However, if the problem persists, consulting a qualified mechanic is advisable to prevent further damage.

How urgent is it to address the check engine light in a 2025 Land Rover Discovery Sport?

When the check engine light illuminates in your 2025 Land Rover Discovery Sport, it is crucial to take immediate action rather than dismissing it as a minor inconvenience. This warning light is a vital indicator of underlying issues that could range from simple sensor malfunctions to serious engine problems. Ignoring the check engine light can lead to exacerbated issues, resulting in costly repairs and potentially compromising your vehicle's performance and safety. For instance, a minor issue, if left unchecked, could escalate into a major malfunction, putting you and your passengers at risk. Moreover, addressing the check engine light promptly allows for early diagnosis, which can save you both time and money in the long run. Therefore, it is essential to prioritize this warning and seek professional assistance or conduct a thorough self-diagnosis to ensure your vehicle remains in optimal condition.

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