2018 Kia Soul EV AC Isn't Working

Common Causes of AC Issues in Your 2018 Kia Soul EV 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 2018 Kia Soul EV 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 Kia Soul EV?

To effectively diagnose an AC issue in a 2018 Kia Soul EV, it’s essential to adopt a methodical approach that begins with the simplest checks before progressing to more complex diagnostics. Start by inspecting the air filters, as clean filters are vital for maintaining optimal airflow; if they are dirty or clogged, replacing them can greatly enhance AC performance. Next, verify the refrigerant levels in the system, since low refrigerant can lead to insufficient cooling. If the refrigerant is adequate, examine the compressor for any signs of damage or wear, as a malfunctioning compressor can significantly hinder cooling efficiency. Additionally, ensure that the thermostat is operating correctly, as it is crucial for regulating the vehicle's internal temperature. It’s also important to check for any leaks in the AC system, as these can result in refrigerant loss and reduced cooling capacity. Finally, inspect the electrical components, including fuses and wiring, to ensure they are in good condition and properly connected. By following this structured diagnostic approach, you can effectively identify and resolve the underlying causes of AC issues in your Kia Soul EV, ensuring a comfortable and enjoyable driving experience.

What are the common problems that could cause the AC system to stop working in a 2018 Kia Soul EV?

When the AC system in your 2018 Kia Soul EV ceases to function, it can be frustrating, but understanding the common problems can help you troubleshoot effectively. One of the first things to check is the refrigerant level; low refrigerant can significantly hinder the cooling process, so ensure that it is adequately filled. Next, inspect the electrical components, as issues like a blown fuse or a malfunctioning compressor clutch can disrupt the system's operation. The compressor itself is crucial for circulating refrigerant, and if it’s not working properly, the AC will fail to cool the air. Additionally, examine the condenser for any signs of damage, as it plays a vital role in releasing heat from the refrigerant. Lastly, the evaporator, which absorbs heat from the cabin, should also be checked for faults. By systematically evaluating these components, you can identify the root cause of the AC failure and determine whether a DIY fix is possible or if professional assistance is needed.

How urgent is it to address the non-functioning AC in a 2018 Kia Soul EV?

When faced with a non-functioning AC in your 2018 Kia Soul EV, understanding the urgency of the situation is crucial for both comfort and safety. A malfunctioning air conditioning system can lead to significant discomfort, especially during hot weather, making it essential to address the issue promptly. Beyond mere discomfort, a faulty AC may indicate underlying mechanical problems that could escalate if left unattended, potentially resulting in more expensive repairs down the line. Moreover, driving in a hot vehicle can impair your focus and concentration, increasing the risk of accidents. Therefore, prioritizing the repair of your AC not only enhances your driving experience but also ensures your safety on the road. Regular maintenance and timely repairs are key to preventing further damage and maintaining the optimal performance of your vehicle's cooling system. In summary, while individual circumstances may vary, it is generally advisable to act swiftly when dealing with a non-functioning AC to safeguard your comfort, safety, and the overall health of your Kia Soul EV.

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Troubleshooting 2018 Kia Soul EV AC Issues | RepairPal