2016 Lincoln MKZ AC Isn't Working

Common Causes of AC Failure in Your 2016 Lincoln MKZ and How to Restore Comfort in Your Vehicle

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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 MKZ 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 MKZ?

When your 2016 Lincoln MKZ's AC isn't functioning, begin by inspecting the AC or serpentine belt, as a worn or broken belt can prevent the AC compressor from operating. Next, check for any refrigerant leaks, as a loss of refrigerant is a common culprit behind AC failures. If the refrigerant levels are adequate, verify that the climate control electrical system is working properly, as electrical issues can disrupt AC performance. Additionally, assess the AC compressor itself to ensure it is engaging and functioning as intended. Finally, consider other common causes such as low or overcharged refrigerant, a malfunctioning compressor, a clogged cabin air filter, or dirty condenser and evaporator coils, all of which can hinder the cooling efficiency of your AC system. By systematically addressing these areas, you can effectively diagnose and potentially resolve the AC issues in your Lincoln MKZ.

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

When the air conditioning system in a 2016 Lincoln MKZ fails to operate, several common problems may be at play. One of the first things to check is the refrigerant level; low refrigerant can significantly impair the system's cooling efficiency. If the refrigerant is adequate, the next step is to inspect the compressor, as a faulty compressor can prevent the AC from generating cold air. Additionally, electrical issues such as blown fuses or damaged wiring can disrupt the system's functionality, so it's essential to examine these components as well. Clogged orifice tubes or expansion valves can also hinder refrigerant flow, leading to inadequate cooling. Lastly, be vigilant for any signs of refrigerant leaks, as these can drastically reduce the system's performance and may require immediate attention. By systematically addressing these potential issues, DIYers can effectively diagnose and potentially resolve AC problems in their Lincoln MKZ.

How urgent is it to address the non-functioning AC in a 2016 Lincoln MKZ?

Addressing a non-functioning air conditioning system in your 2016 Lincoln MKZ is crucial for several reasons. First and foremost, a working AC is vital for maintaining a comfortable driving environment, especially during sweltering summer months or on long journeys. Without it, both you and your passengers may experience discomfort, which can detract from the overall driving experience. Moreover, safety is a significant concern; a malfunctioning AC can lead to foggy windows, impairing visibility and increasing the risk of accidents. Timely repairs can mitigate these hazards, ensuring that you can see clearly while on the road. Additionally, neglecting the issue can result in further damage to the AC system and related components, leading to more extensive and costly repairs in the future. By addressing the problem early, you can save yourself from these potential headaches. Lastly, maintaining your vehicle's AC system is essential for preserving its resale value. A well-functioning AC is an attractive feature for potential buyers, and addressing any issues promptly can help you retain the value of your Lincoln MKZ. In summary, the urgency of fixing a non-functioning AC system cannot be overstated, as it directly impacts comfort, safety, potential repair costs, and the vehicle's overall value.

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2016 Lincoln MKZ AC Not Working: Common Issues & Repairs