2016 Lincoln MKX AC Isn't Working

Common Causes of AC Malfunctions in Your 2016 Lincoln MKX and How to Fix Them

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Reviewed by
Aisha
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 2016 Lincoln MKX 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 2016 Lincoln MKX?

When your 2016 Lincoln MKX's AC isn't functioning properly, start by checking the AC controls to ensure they are set correctly, as improper settings can often be the simplest explanation for the issue. Next, inspect the fuse box for any blown fuses that may disrupt the AC system's operation. If the controls and fuses are in order, look for any visible refrigerant leaks around the AC components, as these can significantly impact performance. It's also essential to check the refrigerant level using a pressure gauge; low refrigerant can lead to inadequate cooling. If everything appears normal, test the AC compressor to see if it engages when the system is activated, as a malfunctioning compressor can prevent the AC from working. Finally, inspect the condenser and evaporator for any blockages or damage that could hinder airflow and cooling efficiency. By following these steps, you can systematically diagnose and potentially resolve the AC issues in your Lincoln MKX before seeking professional help.

What are the common problems that could cause the AC to stop working in a 2016 Lincoln MKX?

When troubleshooting the air conditioning system in a 2016 Lincoln MKX, it's essential to be aware of several common problems that could lead to a malfunction. One of the primary culprits is a refrigerant leak, which can significantly impact the system's ability to cool. Additionally, electrical climate control issues may arise, affecting the overall functionality of the AC. The air conditioning compressor is another critical component that, if faulty, can prevent the system from operating correctly. It's also important to check the refrigerant levels, as both low and overcharged refrigerant can hinder cooling performance. A clogged cabin air filter can restrict airflow, while a dirty condenser can diminish the system's efficiency. Furthermore, electrical problems such as a blown fuse or a malfunctioning control module can disrupt the AC fan blower motor's operation. Lastly, low refrigerant levels can lead to a frozen evaporator coil, which can severely affect airflow. By understanding these common issues, DIYers can better diagnose and address AC problems in their Lincoln MKX.

How urgent is it to repair the non-functioning AC in a 2016 Lincoln MKX?

When it comes to repairing the non-functioning AC in your 2016 Lincoln MKX, understanding the urgency of the situation is crucial. While it may not seem like an immediate emergency, neglecting the issue can lead to discomfort during hot weather, which can significantly detract from your driving experience. Moreover, a malfunctioning AC system can contribute to poor air quality inside the vehicle, posing health risks to you and your passengers. Additionally, if you plan to sell or trade in your vehicle in the future, a well-maintained AC system can enhance its resale value. Therefore, addressing the AC issue promptly not only ensures a comfortable and healthy environment while driving but also protects your investment in the long run. Taking action sooner rather than later can prevent further complications and expenses, making it a wise decision for any DIY enthusiast.

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