2008 INFINITI EX35 AC Isn't Working

Common Causes of AC Failure in Your 2008 INFINITI EX35 and How to Restore Comfort

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Reviewed by
Devin Cabugcal
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 2008 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 2008 INFINITI EX35?

When your 2008 INFINITI EX35's AC isn't functioning, the first step is to check the AC controls to ensure they are set correctly, as improper settings can often be the culprit. Next, inspect the fuses related to the AC system; a blown fuse can disrupt operation and is a simple fix. If the controls and fuses are in order, look for any visible leaks in the AC system, as these can lead to refrigerant loss and cooling issues. Following this, use a pressure gauge to check the refrigerant level; low levels may indicate a leak or other underlying problems. Additionally, listen for any unusual sounds when the AC is running, as strange noises could signal a malfunctioning compressor or other components. Finally, verify if the compressor is engaging when the AC is activated, as a non-functioning compressor will prevent the system from cooling effectively. By systematically following these steps, 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 2008 INFINITI EX35?

When troubleshooting the AC system in a 2008 INFINITI EX35, it's essential to consider several common problems that could lead to a lack of cooling. One of the first things to check is the refrigerant level; low refrigerant can significantly hinder the system's ability to cool the air effectively. If the refrigerant is adequate, the next step is to inspect the compressor, as a faulty compressor can prevent the system from functioning altogether. Additionally, electrical issues such as blown fuses or damaged wiring can disrupt the AC's operation, so examining these components is crucial. Another potential culprit is the condenser, which may be clogged or leaking, affecting overall performance. Lastly, a malfunctioning blower motor can result in insufficient airflow, making it feel like the AC isn't working at all. By systematically addressing these common issues, DIYers can effectively diagnose and potentially resolve the AC problems in their vehicle.

How urgent is it to repair the non-functioning AC in a 2008 INFINITI EX35?

Addressing the non-functioning AC in your 2008 INFINITI EX35 is not just a matter of comfort; it is a pressing concern that can significantly impact your driving experience and safety. A malfunctioning AC system can lead to uncomfortable heat during summer months, making long drives unbearable and distracting you from the road. Moreover, an ineffective AC can hinder your ability to defog the windshield, creating visibility issues that pose serious safety risks. Ignoring these symptoms can also lead to more severe problems down the line, resulting in costly repairs that could have been avoided with timely intervention. Additionally, maintaining your vehicle's AC system is crucial for preserving its resale value, as potential buyers often look for well-maintained features. Therefore, it is essential to prioritize the repair of your AC system to ensure a safe, comfortable, and valuable driving experience.

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