2018 INFINITI QX60 AC Isn't Working

Common Causes of AC Malfunctions in Your 2018 INFINITI QX60 and How to Resolve Them

Find Repair Location
Reviewed by
Bo Fader
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 2018 INFINITI QX60 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 steps to diagnose the AC issue in a 2018 INFINITI QX60?

To effectively diagnose an AC issue in your 2018 INFINITI QX60, start with the simplest checks to rule out common problems. Begin by inspecting the cabin and engine air filters; clean or replace them if they are clogged, as this can significantly affect airflow and cooling efficiency. Next, check the refrigerant levels using a gauge, as low levels may indicate a leak or other issues that require attention. If the refrigerant is adequate, examine the AC compressor for any signs of damage or wear, as a malfunctioning compressor can severely impact performance. Proceed to test the various components of the AC system, including the condenser, evaporator, and blower motor, ensuring they are all functioning properly. Additionally, look for any leaks in the system, utilizing a UV dye or leak detection tool for accurate identification. If you suspect electrical issues, verify that all connections related to the AC system are secure and free from corrosion. Finally, use a diagnostic scanner to check for any error codes that may provide insights into the system's health. By following this structured approach, you can effectively diagnose and address AC issues in your vehicle, ensuring a comfortable driving experience.

What are the common problems that could cause the AC system to stop working in a 2018 INFINITI QX60?

When the AC system in your 2018 INFINITI QX60 ceases to function, 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, leading to inadequate cooling. Another common issue is a faulty compressor; if the compressor is not engaging properly, the system will fail to circulate refrigerant, resulting in a lack of cool air. Additionally, electrical problems such as blown fuses or damaged wiring can disrupt the AC's operation, making it essential to check these components. Clogged or leaking refrigerant lines can also hinder performance, as blockages prevent proper flow, while leaks can lead to refrigerant loss. Lastly, issues with the condenser or evaporator can significantly impact the cooling process, as these components are crucial for heat exchange. Understanding these common problems can help you diagnose the issue more effectively, but for complex repairs, consulting a qualified mechanic is advisable to ensure your AC system is restored to optimal performance.

How urgent is it to address the AC failure in my 2018 INFINITI QX60?

When faced with an AC failure in your 2018 INFINITI QX60, it is essential to recognize the urgency of the situation. A malfunctioning air conditioning system not only detracts from your driving comfort, especially during sweltering summer months, but it can also pose significant safety risks. Extreme heat can lead to distractions, impairing your focus on the road and increasing the likelihood of accidents. Moreover, neglecting AC issues can escalate into more severe problems, resulting in costly repairs that could have been avoided with timely intervention. Additionally, maintaining a fully operational AC system is vital for preserving your vehicle's resale value; potential buyers often consider the condition of the AC when evaluating a used car. Therefore, addressing AC failures promptly is not just about immediate comfort—it's a critical step in ensuring your safety, preventing future expenses, and maintaining the overall value of your INFINITI QX60.

You’ve got options with RepairPal

Whether you need a more accurate auto repair estimate or help finding a reputable shop in your area, we’ve got you covered.