2019 INFINITI QX60 AC Isn't Working

Common Causes of AC Malfunctions in Your 2019 INFINITI QX60 and How to Resolve 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 2019 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 short circuit in the wiring can disrupt the electrical signals needed for proper operation of 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 INFINITI QX60?

When your 2019 INFINITI QX60's AC isn't functioning properly, the first step is to check for refrigerant leaks, as low refrigerant levels are a common culprit for AC malfunctions. Inspect the system visually for any signs of leakage, such as oily residue around the hoses or connections. Next, turn your attention to the electrical climate control system; ensure that all switches and controls are operational, as electrical issues can disrupt the AC's performance. Finally, examine the air conditioning compressor, which is vital for the system's operation. Listen for unusual noises when the AC is turned on, and check if the compressor engages when the system is activated. By systematically addressing these areas, you can effectively diagnose the problem and determine the necessary repairs to restore your vehicle's cooling system.

What are the common problems that could cause the AC system to stop working in a 2019 INFINITI QX60?

When tackling AC issues in a 2019 INFINITI QX60, it's essential to understand the common problems that can lead to system failure. One prevalent issue is a refrigerant leak, which often goes unnoticed until the air conditioning fails to deliver cold air. Electrical problems, such as a malfunctioning blend door actuator or compressor, can also disrupt the climate control system. Additionally, the air conditioning compressor itself may experience failures that hinder overall performance. Dirty or clogged condenser and evaporator coils can significantly reduce cooling efficiency, while a malfunctioning blower motor can result in poor air circulation within the cabin. It's also crucial to check the fan, as any issues here can lead to inadequate airflow, even when the AC is operational. Other potential culprits include faulty components like the evaporator temperature sensor or AC pressure sensor, which can contribute to system malfunctions. Regular maintenance and prompt repairs are vital to prevent these issues, ensuring that your vehicle's air conditioning system operates efficiently and effectively.

How urgent is it to address the AC failure in a 2019 INFINITI QX60?

Addressing AC failure in your 2019 INFINITI QX60 is not just a matter of comfort; it’s a critical maintenance task that should be prioritized. When the AC system malfunctions, especially in sweltering heat, it can lead to an uncomfortable driving experience, making it difficult to focus on the road. Moreover, ignoring early signs of AC issues, such as warm air blowing from the vents, can escalate into more severe problems, including compressor failure or clogged filters, which can be costly to repair. Regular maintenance and prompt attention to these symptoms can save you from extensive repairs down the line. Additionally, a well-functioning AC system contributes to the overall resale value of your vehicle, as potential buyers often look for well-maintained features. Therefore, if you notice any signs of AC failure, it’s crucial to address them immediately to ensure your comfort, safety, and the longevity of your vehicle.

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2019 INFINITI QX60 AC Not Working: Common Issues & Repairs