2020 Hyundai Veloster AC Isn't Working

Common Causes of AC Malfunctions in Your 2020 Hyundai Veloster 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 2020 Hyundai Veloster 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 steps to diagnose the AC issue in a 2020 Hyundai Veloster?

When diagnosing an AC issue in a 2020 Hyundai Veloster, start with the simplest checks to avoid unnecessary complications. Begin by inspecting the air filters, as dirty or clogged filters can significantly hinder airflow and reduce the system's efficiency. Next, assess the refrigerant levels; low levels may indicate a leak, which is crucial to address for optimal cooling. Following this, examine the compressor for any signs of damage or wear, as it plays a vital role in the AC's operation. Additionally, test the thermostat to ensure it is functioning correctly, as a malfunctioning thermostat can disrupt the entire system. Finally, look for any visible leaks in the AC system, as these can lead to refrigerant loss and further cooling issues. By systematically following these steps, you can effectively diagnose the AC problem and take the necessary actions to restore comfort in your vehicle.

What are the common problems that could cause the AC to stop working in a 2020 Hyundai Veloster?

When troubleshooting the air conditioning system in a 2020 Hyundai Veloster, it's essential to understand the common problems that may lead to a malfunction. One of the primary issues could be low refrigerant levels, which can significantly hinder the system's ability to cool the air effectively. If the refrigerant is low, it may indicate a leak or that the system has not been properly charged. Another potential culprit is a faulty compressor; if the compressor is not functioning correctly, it will fail to circulate the refrigerant, resulting in inadequate cooling. Additionally, electrical issues such as blown fuses, malfunctioning relays, or damaged wiring can disrupt the AC's operation, preventing it from turning on or functioning properly. A clogged or leaking condenser can also impede the cooling process, as it is responsible for dissipating heat from the refrigerant. Lastly, a malfunctioning blower motor can lead to insufficient airflow from the AC vents, making it feel like the system is not working at all. By identifying and addressing these common issues, you can effectively restore the AC functionality in your Veloster, ensuring a comfortable driving experience.

How urgent is it to address the non-functioning AC in a 2020 Hyundai Veloster?

When faced with a non-functioning AC in your 2020 Hyundai Veloster, it is crucial to recognize the urgency of the situation. Driving without a working air conditioning system can lead to significant discomfort, especially during hot weather, which can also pose health risks such as heat exhaustion. Moreover, a malfunctioning AC can detract from your overall driving experience, making it less enjoyable and potentially distracting, which could compromise your safety on the road. Additionally, the failure of the AC may indicate underlying issues within the vehicle's cooling system that, if left unaddressed, could result in more severe damage and costly repairs. By prioritizing the repair of your AC system, you not only enhance your comfort and safety but also contribute to the longevity and reliability of your vehicle. Taking prompt action can save you from more extensive repairs in the future, making it a wise decision for any DIY enthusiast.

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