2019 Ford Explorer AC Isn't Working

Common Causes of AC Malfunctions in Your 2019 Ford Explorer and How to Fix Them

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Reviewed by
Devin Cabugcal
Written by RepairPal Car Genius
Updated January 14, 2025
0%
37% chance it's the
Refrigerant Leak
0%
21% chance it's the
Climate Control Electrical Issue
0%
12% chance it's the
AC Compressor
0%
30% chance it's
Something else
The most common reasons a 2019 Ford Explorer AC isn't working are a refrigerant leak, an electrical climate control issue, or a problem with the air conditioning compressor.
  • Refrigerant Leak: A refrigerant leak can occur due to damaged hoses, seals, or connections, resulting in decreased cooling efficiency in the air conditioning system.
  • Climate Control Electrical Issue: A faulty climate control module or a blown fuse could be causing the electrical issues in the climate control system.
  • AC Compressor: A faulty AC compressor may be due to a lack of lubrication, electrical issues, or internal mechanical failure, resulting in inadequate cooling performance.
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 the AC isn't working in a 2019 Ford Explorer?

When troubleshooting an AC issue in a 2019 Ford Explorer, it's essential to adopt a systematic diagnostic approach that begins with the simplest solutions before progressing to more complex assessments. Start by checking the thermostat settings to ensure they are correctly configured for cooling; often, a simple adjustment can resolve the problem. Next, inspect the air vents to confirm that air is flowing when the AC is activated; a lack of airflow may indicate a malfunctioning blower motor or a blockage in the air ducts. Pay attention to any unusual noises when the AC is running, as these sounds can signal issues with the compressor or other components. Additionally, checking the refrigerant levels is crucial, as low levels can severely impact cooling efficiency. Look for any visible leaks around the AC system, as these can lead to refrigerant loss and diminished performance. Ensure the compressor is engaging properly when the AC is turned on, as this component is vital for the system's operation. Finally, using a diagnostic tool to scan for error codes can provide insights into specific issues affecting the AC system. By following this structured approach, you can effectively identify and address the underlying causes of the AC malfunction in your vehicle.

What are the common problems that could cause the AC to stop working in a 2019 Ford Explorer?

When the air conditioning system in your 2019 Ford Explorer fails to cool, it can be frustrating, especially during hot weather. One of the most frequent culprits is low refrigerant levels, which can occur due to leaks or insufficient charging during maintenance. If the refrigerant is low, the system cannot effectively cool the air. Another common issue is a faulty compressor; if the compressor is not functioning correctly, it won't circulate the refrigerant, leading to a lack of cold air. Electrical problems, such as blown fuses or damaged wiring, can also disrupt the AC's operation, making it essential to check these components. Additionally, a clogged or leaking condenser can hinder the system's ability to cool air, while malfunctioning cooling fans can restrict airflow, further exacerbating the problem. For those looking to tackle these issues themselves, it's crucial to diagnose the specific problem accurately, as each of these factors can significantly impact the performance of your vehicle's AC system.

How urgent is it to address the non-functioning AC in a 2019 Ford Explorer?

When faced with a non-functioning AC in your 2019 Ford Explorer, the urgency to address the issue cannot be overstated. A reliable air conditioning system is essential for maintaining a comfortable driving environment, particularly during sweltering summer months or on long road trips. Without it, the interior temperature can rise quickly, leading to discomfort that distracts from safe driving. Moreover, high temperatures can contribute to driver fatigue and irritability, increasing the risk of accidents. Beyond immediate comfort and safety concerns, neglecting a malfunctioning AC can lead to more severe problems down the line, potentially resulting in costly repairs. Components may suffer from prolonged disuse, leading to a cascade of failures that could have been avoided with timely intervention. Additionally, keeping your vehicle's AC in good working order is crucial for preserving its resale value; prospective buyers are likely to be deterred by a vehicle that lacks essential features like air conditioning. Therefore, addressing the AC issue promptly not only enhances your driving experience but also safeguards your investment in the long run.

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