2017 Nissan Murano AC Isn't Working

Common Causes of AC Failure in Your 2017 Nissan Murano and How to Restore Cool Air Flow

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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 2017 Nissan Murano 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 Nissan Murano?

When your 2017 Nissan Murano's AC isn't functioning properly, start by checking the thermostat settings to ensure they are correctly adjusted. Sometimes, the simplest solution is just a matter of incorrect settings. Next, inspect the air filters; dirty or clogged filters can significantly hinder airflow, so replacing them can often restore AC performance. It's also crucial to examine the refrigerant levels, as low levels can lead to warm air blowing from the vents. If you find the refrigerant is low, use a pressure gauge to assess and refill it as necessary. Additionally, look for any visible leaks in the AC system, which may appear as oily residue or refrigerant stains, as these can indicate a loss of refrigerant. Testing the compressor is another vital step; ensure it engages when the AC is activated, as a malfunctioning compressor may require repair or replacement. Don't overlook the electrical connections either; inspect fuses and relays for any faults that could disrupt the AC's operation. Finally, using a diagnostic tool to scan for error codes can provide insights into specific issues affecting the system. By following these steps, you can effectively diagnose and potentially resolve the AC issues in your Nissan Murano.

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

When your 2017 Nissan Murano's air conditioning system stops functioning, it can be frustrating, but understanding the common problems can help you diagnose the issue. One of the primary culprits is low refrigerant levels, which can occur due to leaks or insufficient charging, preventing the system from cooling effectively. Another frequent 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 cool air. Additionally, electrical problems such as blown fuses or faulty 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, malfunctioning cooling fans can result in inadequate airflow, further compromising the AC's ability to cool the cabin. By identifying these common issues, you can take the first steps toward troubleshooting and potentially resolving the AC problems in your Murano.

How urgent is it to address the non-functioning AC in a 2017 Nissan Murano?

Addressing a non-functioning AC in your 2017 Nissan Murano is crucial for both comfort and safety, especially during hot weather. Without a working AC, you may experience significant discomfort, which can lead to health risks such as heat exhaustion. Moreover, a malfunctioning AC system could signal deeper issues within the vehicle's cooling system, potentially resulting in overheating and severe engine damage if left unchecked. Additionally, neglecting the AC can adversely affect other vehicle components, compromising overall performance and safety. By prioritizing timely repairs, you not only enhance your driving experience but also prevent more expensive repairs in the future, ensuring the longevity and reliability of your vehicle. Therefore, it is essential to act promptly when faced with AC issues to maintain both your comfort and the health of your Nissan Murano.

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