2020 Ford Explorer Won't Start

Common Causes for Your 2020 Ford Explorer Not Starting and How to Resolve Them

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Reviewed by
Devin Cabugcal
Written by RepairPal Car Genius
Updated January 14, 2025
0%
38% chance it's the
Battery
0%
27% chance it's the
Alternator
0%
20% chance it's the
Starter
0%
15% chance it's
Something else
The most common reasons a 2020 Ford Explorer won't start are a dead battery, an alternator problem, or failed starter.
  • Battery: A weak or failing battery can result in difficulty starting the engine and electrical system malfunctions.
  • Alternator: A failing alternator can result in insufficient electrical power, leading to battery drain and electrical system malfunctions.
  • Starter: A faulty starter motor or a weak battery can prevent the engine from cranking properly, leading to starting issues.
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 initial diagnostic steps to take when a 2020 Ford Explorer won't start?

When your 2020 Ford Explorer refuses to start, the first step is to check the battery, as a dead or weak battery is often the culprit behind starting issues. Ensure the battery terminals are clean and securely connected, and consider jump-starting the vehicle if necessary. If the battery is functioning properly, the next step is to inspect the starter motor, which is crucial for turning the engine over; a faulty starter may require replacement. Following this, examine the fuel system to confirm there is adequate fuel in the tank and that the fuel pump and injectors are working correctly, as these components are essential for delivering fuel to the engine. Additionally, verify the ignition system by checking the spark plugs and ignition coils, as any malfunction here can prevent the engine from starting. Utilizing a diagnostic scanner to check for error codes can provide further insights into any underlying issues, guiding your troubleshooting efforts. Lastly, consider the vehicle's security system, as an immobilizer may inadvertently prevent the engine from starting if it detects unauthorized access. By systematically following these steps, you can effectively diagnose and address the starting issue with your Ford Explorer.

What are the common problems that could cause a 2020 Ford Explorer to not start?

When troubleshooting a 2020 Ford Explorer that won't start, it's essential to consider several common problems that could be at play. A dead battery is often the first suspect, as it can result from age, extreme weather, or leaving lights on. If the battery is functioning, the next area to investigate is the starter motor; a faulty starter can prevent the engine from turning over. Fuel delivery issues are also critical; a clogged fuel filter or malfunctioning fuel pump can hinder the engine's ability to receive the necessary fuel. Additionally, problems with the ignition switch, such as a worn key or faulty ignition cylinder, can disrupt the starting process. The alternator's performance is another factor; if it fails to charge the battery adequately, it can lead to starting difficulties. Spark plugs should not be overlooked either, as worn or faulty plugs can impede the ignition of the fuel-air mixture. Furthermore, a malfunctioning security system may inadvertently prevent the vehicle from starting. Lastly, issues with fuel injectors or sensors, like the crankshaft or camshaft position sensors, can also contribute to starting problems. Accurately diagnosing the specific issue is crucial for effective resolution, ensuring that you can get your Explorer back on the road.

How urgent is it to address the starting issue in a 2020 Ford Explorer?

When dealing with a starting issue in a 2020 Ford Explorer, understanding the urgency of the situation is crucial for any DIY enthusiast. If your vehicle fails to start completely, it is imperative to act quickly, as this not only risks leaving you stranded but can also lead to further damage if the underlying problem is not resolved. Pay close attention to any warning lights on the dashboard; these indicators often signal issues within the starting system that could compromise your safety or lead to more extensive repairs if ignored. Even intermittent starting problems should not be overlooked, as they can escalate into more serious issues if not diagnosed promptly. For those who are not experienced in automotive repair, seeking a professional diagnosis can provide clarity on the urgency of the problem and help prevent complications. Ultimately, addressing starting issues as soon as they arise is essential for maintaining the safety and reliability of your Ford Explorer, ensuring that you can confidently hit the road without worry.

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