2020 Kia Soul AC Isn't Working

Common Causes of AC Malfunctions in Your 2020 Kia Soul and How to Fix Them

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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 2020 Kia Soul 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 2020 Kia Soul?

When troubleshooting the AC system in your 2020 Kia Soul, it's essential to adopt a systematic diagnostic approach that begins with the simplest solutions before progressing to more complex issues. Start by checking the thermostat settings to ensure they are correctly adjusted, as incorrect settings can often be the root of the problem. Next, inspect the air filters; if they are dirty or clogged, replacing them can significantly improve airflow and AC performance. Following this, examine the refrigerant levels using a pressure gauge; low levels can lead to warm air blowing from the vents, indicating a need for a refill. Additionally, look for any signs of leaks in the AC system, such as oily residue around hoses or connections, which can compromise refrigerant levels. It's also crucial to test the compressor to ensure it engages properly when the AC is activated; a malfunctioning compressor may require repair or replacement. Lastly, check the electrical connections associated with the AC system for any signs of corrosion or looseness, as faulty connections can hinder operation. By methodically addressing these areas, you can effectively diagnose and potentially resolve the AC issues in your Kia Soul.

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

When the air conditioning system in your 2020 Kia Soul 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, preventing the system from cooling the air effectively. Another common issue is a faulty compressor; if the compressor is not engaging or is damaged, it will fail to circulate refrigerant, leading to a lack of cooling. Additionally, electrical problems such as blown fuses, malfunctioning relays, or damaged wiring can disrupt the AC's operation, making it essential to check these components. A clogged or leaking condenser can also hinder the system's performance, as it is responsible for dissipating heat from the refrigerant. Lastly, if the cooling fans are not working properly, they may not provide adequate airflow over the condenser, further compromising the AC's ability to cool. By understanding these common problems, DIYers can better diagnose issues and take appropriate steps to restore their vehicle's air conditioning system.

How urgent is it to address the non-functioning AC in a 2020 Kia Soul?

When faced with a non-functioning AC in your 2020 Kia Soul, it’s crucial to recognize the urgency of the situation. Driving without air conditioning in hot weather can lead to significant discomfort and even health risks, particularly during the sweltering summer months. Beyond personal comfort, a malfunctioning AC may signal deeper issues within the vehicle's cooling system, potentially leading to engine overheating and other mechanical failures if left unaddressed. Additionally, if the problem stems from a refrigerant leak, it not only compromises the AC's performance but also poses environmental hazards. Ignoring these symptoms can escalate minor issues into major repairs, resulting in higher costs down the line. Therefore, while it may not seem like an immediate emergency, prioritizing the repair of your AC system is essential for maintaining driving comfort, ensuring vehicle safety, and preventing further damage to your Kia Soul.

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2020 Kia Soul AC Problems: Causes & Solutions | RepairPal