2019 Hyundai Nexo AC Isn't Working

Common Causes of AC Malfunctions in Your 2019 Hyundai Nexo and How to Fix Them

Find Repair Location
Reviewed by
Andrew Hajjar
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 Hyundai Nexo 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 2019 Hyundai Nexo?

To effectively diagnose an AC issue in a 2019 Hyundai Nexo, start with the simplest checks before moving on to more complex diagnostics. Begin by inspecting the air filters, as clean filters are crucial for optimal airflow and cooling performance. If the filters are dirty, replace them to see if that resolves the issue. Next, verify the refrigerant levels; low refrigerant can significantly impair cooling, so ensure they are within the recommended range. If the refrigerant levels are adequate, examine the AC compressor for any signs of damage or wear, as a malfunctioning compressor can hinder the system's ability to cool. Following this, test the thermostat to confirm it is regulating the vehicle's temperature correctly. Additionally, check for any leaks in the AC system, as leaks can lead to refrigerant loss and reduced cooling efficiency. Inspect the electrical components, including fuses and wiring, to ensure they are functioning properly. Finally, if the problem persists, perform a system pressure test to assess the overall health of the AC system. By systematically following these steps, you can effectively diagnose and address any AC issues in your Hyundai Nexo.

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

When the air conditioning system in your 2019 Hyundai Nexo ceases to function, it can be frustrating, but understanding the common problems can help you troubleshoot effectively. One of the primary issues could be low refrigerant levels, which can significantly hinder the system's cooling capabilities. If the refrigerant is low, it may indicate a leak that needs to be addressed. Another potential culprit is a faulty compressor; if the compressor is not operating correctly, it will fail to circulate the refrigerant, leading to inadequate cooling. Additionally, electrical issues such as blown fuses or damaged wiring can disrupt the AC's operation, making it essential to check these components. A clogged or leaking condenser can also impede the system's ability to cool air, so inspecting this part for blockages or damage is crucial. Lastly, a malfunctioning thermostat may not accurately regulate the temperature, further complicating the AC's performance. By identifying these common problems, you can take the first steps toward diagnosing and fixing your vehicle's air conditioning system.

How urgent is it to repair the non-functioning AC in a 2019 Hyundai Nexo?

When faced with a non-functioning AC in your 2019 Hyundai Nexo, it is crucial to recognize the urgency of the situation. A malfunctioning air conditioning system not only compromises your comfort during hot weather but may also indicate underlying issues within the vehicle's cooling system that could escalate if left unaddressed. Ignoring these symptoms can lead to more severe problems, resulting in extensive and costly repairs down the line. Moreover, a properly functioning AC is essential for maintaining a safe driving environment, as it helps to defog windows and regulate cabin temperature. Therefore, it is advisable to prioritize an inspection and repair by a qualified technician to ensure that your AC system operates efficiently and to prevent any further damage to your vehicle. Taking action sooner rather than later can save you from discomfort and potentially significant repair costs in the future.

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.