2013 Mazda 6 AC Isn't Working

Common Causes of AC Failure in Your 2013 Mazda 6 and How to Restore Cool Airflow

Find Repair Location
Reviewed by
Andrew Hajjar
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 2013 Mazda 6 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 2013 Mazda 6?

When your 2013 Mazda 6's AC isn't functioning, start by checking the thermostat setting to ensure it's set to a cool temperature and that the AC is activated. Next, inspect the AC controls for any malfunctioning buttons or knobs that could hinder operation. A blown fuse can also be a common culprit, so examine the fuse related to the AC system and replace it if necessary. If these initial checks don't resolve the issue, assess the refrigerant levels; low levels can significantly impact performance. Additionally, test the AC compressor to confirm it's engaging properly when the system is turned on, as a faulty compressor can lead to cooling problems. Finally, look for any visible leaks in the AC system, as these can cause refrigerant loss and affect overall functionality. By systematically following these diagnostic steps, you can effectively troubleshoot and potentially resolve the AC issues in your Mazda 6.

What are the common problems that could cause the AC to stop working in a 2013 Mazda 6?

When the air conditioning system in your 2013 Mazda 6 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. Another common issue is a faulty compressor; if the compressor is not engaging properly, the system will fail to circulate refrigerant, resulting in no cool air. Additionally, electrical problems such as blown fuses or damaged wiring can disrupt the AC's operation, making it essential to check these components. Clogged or leaking condensers can also hinder performance, as they are crucial for dissipating heat from the refrigerant. Lastly, a malfunctioning blower motor can prevent air from flowing through the vents, leaving you with a hot interior. For those looking to tackle these issues themselves, it's important to systematically check each of these components to identify the root cause of the AC failure.

How urgent is it to address the non-functioning AC in a 2013 Mazda 6?

When it comes to a non-functioning AC in your 2013 Mazda 6, addressing the issue promptly is crucial for several reasons. First and foremost, driving without air conditioning in hot weather can lead to significant discomfort and even health risks such as heat exhaustion or dehydration, particularly during long trips or in heavy traffic. Additionally, a malfunctioning AC may indicate underlying problems with other essential vehicle components, which, if left unchecked, could escalate into more severe and costly repairs. Furthermore, if the AC issue stems from a refrigerant leak, it poses environmental concerns that should not be ignored. While it may not seem like an immediate emergency, the urgency of fixing your AC system cannot be overstated, as it directly impacts your driving experience and the overall well-being of both you and your passengers.

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.