2011 INFINITI EX35 AC Isn't Working

Common Causes of AC Failure in Your 2011 INFINITI EX35 and How to Restore Comfort in Your Vehicle

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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 2011 INFINITI EX35 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 2011 INFINITI EX35?

When your 2011 INFINITI EX35's AC isn't functioning properly, start by checking the thermostat settings to ensure it's set to a cool temperature. Next, inspect the air filters, as dirty or clogged filters can significantly hinder airflow and cooling efficiency. If the settings and filters are in order, examine the refrigerant levels; low refrigerant can lead to warm air blowing from the vents, so consider having a professional check and recharge it if necessary. Additionally, look for any visible signs of leaks in the AC system, such as oily residue, which could indicate a refrigerant leak. The AC compressor is another critical component; ensure it engages properly when the AC is activated. Don't forget to test the electrical components, including fuses and relays, to confirm they are functioning correctly. Finally, using a diagnostic tool to scan for error codes can provide valuable insights into any underlying issues. By systematically following these steps, you can effectively diagnose and address the AC problems in your INFINITI EX35.

What are the common problems that could cause the AC to stop working in a 2011 INFINITI EX35?

When troubleshooting the AC system in a 2011 INFINITI EX35, it's essential to be aware of several common problems that could lead to a malfunction. One of the primary issues is a refrigerant leak, which can significantly reduce the system's cooling capacity. If the compressor is faulty, it may fail to circulate refrigerant effectively, resulting in inadequate cooling. Additionally, electrical issues such as blown fuses or damaged wiring can disrupt the AC's operation, preventing it from functioning correctly. A clogged or blocked condenser can also impede airflow, making it difficult for the system to cool the air efficiently. Furthermore, a malfunctioning thermostat may not trigger the AC to turn on, while a broken blower motor can lead to insufficient airflow through the vents. Understanding these potential issues can help DIY enthusiasts diagnose and address the problem, although consulting a professional mechanic is advisable for a thorough inspection and repair.

How urgent is it to address the non-functioning AC in a 2011 INFINITI EX35?

When faced with a non-functioning air conditioning system in a 2011 INFINITI EX35, it is crucial to recognize the urgency of the situation. A malfunctioning AC can significantly compromise the comfort of both the driver and passengers, especially during hot weather, making the driving experience uncomfortable and potentially unbearable. Moreover, the safety risks associated with high temperatures inside the vehicle cannot be overlooked; extreme heat can lead to driver fatigue and reduced concentration, increasing the likelihood of accidents. Additionally, a faulty AC system can negatively impact air quality by failing to filter out pollutants and allergens, which may pose health risks to occupants. Ignoring these issues not only affects immediate comfort and safety but can also lead to further damage to the vehicle. For instance, a malfunctioning AC compressor can strain the engine and other components, resulting in more extensive and costly repairs down the line. Therefore, while it may not seem like an emergency, addressing a non-functioning AC system promptly is essential for maintaining a safe, comfortable, and healthy driving environment.

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2011 INFINITI EX35 AC Troubleshooting Guide | RepairPal