2017 Hyundai Santa Fe Sport AC Isn't Working

Common Causes of AC Malfunctions in Your 2017 Hyundai Santa Fe Sport and How to Fix Them

Find Repair Location
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 2017 Hyundai Santa Fe Sport 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 steps should I take to diagnose the AC issue in my 2017 Hyundai Santa Fe Sport?

To effectively diagnose the AC issue in your 2017 Hyundai Santa Fe Sport, start with the simplest checks before moving on to more complex diagnostics. Begin by inspecting the air filters, as dirty or clogged filters can significantly restrict airflow and diminish AC performance. Next, assess the refrigerant levels; low levels may indicate a leak in the system that needs addressing. Pay close attention to the compressor, as it plays a vital role in AC operation; listen for any unusual noises or signs of leaks. Additionally, test the thermostat to ensure it is functioning properly, as a faulty thermostat can lead to inconsistent cooling. Look for any visible leaks in the AC system, such as oily residue, which can signal a problem. Don’t overlook the electrical components; inspect wiring and connections for any damage that could affect performance. If you’re unable to pinpoint the issue or if the problem persists after these checks, it’s wise to consult a professional mechanic or HVAC technician for further assistance. By following this structured approach, you can systematically identify and address the AC issues in your vehicle.

What are the common problems that could cause the AC to stop working in a 2017 Hyundai Santa Fe Sport?

When the air conditioning system in a 2017 Hyundai Santa Fe Sport 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 effectively. Another common issue is a faulty compressor; if the compressor is not engaging or is damaged, it will fail to circulate refrigerant, resulting in warm air blowing from the vents. Electrical problems, such as blown fuses or faulty wiring, can also disrupt the AC's operation, making it essential to check these components. Additionally, a clogged or leaking condenser can hinder the system's ability to dissipate heat, while a malfunctioning thermostat may fail to regulate the temperature properly, further complicating the cooling process. By understanding these potential issues, DIYers can better diagnose the problem and take appropriate steps to restore their vehicle's AC functionality.

How urgent is it to repair the non-functioning AC in a 2017 Hyundai Santa Fe Sport?

Repairing the non-functioning AC in a 2017 Hyundai Santa Fe Sport is an urgent matter that should not be overlooked. The discomfort caused by a malfunctioning AC can significantly affect the driving experience, especially during hot weather, leading to potential health risks for occupants. Moreover, a faulty AC system can create visibility issues due to fogging or condensation on the windows, posing serious safety risks while driving. Additionally, running a defective AC can strain the vehicle's engine, increasing the likelihood of overheating and further mechanical problems. This not only jeopardizes the vehicle's performance but can also lead to costly repairs down the line. Furthermore, maintaining a fully operational AC system is essential for preserving the vehicle's resale value; potential buyers are more inclined to purchase a car that is in good working condition. Therefore, addressing AC issues promptly is crucial for ensuring comfort, safety, and the longevity of your Hyundai Santa Fe Sport.

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.