2017 Kia Forte AC Isn't Working

Common Causes of AC Malfunctions in Your 2017 Kia Forte and How to Fix Them

Find Repair Location
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 2017 Kia Forte 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 2017 Kia Forte?

When your 2017 Kia Forte's AC isn't functioning, start by checking the thermostat settings to ensure they are correctly adjusted to a cool temperature, as incorrect settings can often be the simplest explanation for the problem. Next, inspect the air filters; dirty or clogged filters can significantly restrict airflow, leading to poor AC performance. If the filters are clean, examine the refrigerant levels, as low refrigerant can cause the system to blow warm air. You can use a pressure gauge for this or seek professional help if you're unsure. Additionally, look for any visible signs of leaks around the AC system, such as oily residue, which can indicate a refrigerant loss. It's also crucial to check the AC compressor to ensure it engages properly when the system is activated; if it doesn't, it may require repair or replacement. Lastly, test the electrical components, including fuses and relays, as faulty connections can prevent the AC from operating correctly. By following these steps in order, you can effectively diagnose and potentially resolve the AC issues in your vehicle.

What are the common problems that could cause the AC to stop working in a 2017 Kia Forte?

When the air conditioning in your 2017 Kia Forte 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, leading to inadequate cooling. If you notice that the AC is blowing warm air, checking the refrigerant levels should be your first step. Another common issue is a faulty compressor; if you hear unusual noises or the compressor doesn’t engage, it may need replacement. Electrical problems, such as blown fuses or faulty relays, can also disrupt the AC system's operation, so inspecting these components is essential. Additionally, a clogged or leaking condenser can hinder the cooling process, often requiring cleaning or replacement to restore functionality. Lastly, if airflow from the vents is weak, the blower motor might be malfunctioning, which can be tested and replaced if necessary. By understanding these common problems, you can take the first steps toward diagnosing and potentially fixing the AC issues in your Kia Forte.

How urgent is it to repair the non-functioning AC in a 2017 Kia Forte?

When faced with a non-functioning AC in your 2017 Kia Forte, the urgency of repair cannot be overstated. The discomfort of sweltering heat can significantly detract from your driving experience, making it essential to address the issue promptly for both your comfort and that of your passengers. Moreover, a malfunctioning AC can lead to distractions that compromise safety on the road, as drivers may struggle to focus in uncomfortable conditions. Beyond immediate comfort and safety, neglecting AC repairs can adversely affect your vehicle's resale value; potential buyers are often deterred by a poorly maintained AC system. Additionally, delaying repairs can result in more severe damage to the AC unit or related components, leading to costly fixes down the line. Therefore, addressing AC issues swiftly is crucial to ensure a comfortable, safe, and valuable driving experience.

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.