2017 Honda Pilot AC Isn't Working

Common Causes of AC Malfunctions in Your 2017 Honda Pilot and How to Fix Them

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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 2017 Honda Pilot 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 steps to diagnose the AC issue in a 2017 Honda Pilot?

To effectively diagnose the AC issue in your 2017 Honda Pilot, start with the simplest checks that can often reveal the problem. Begin by inspecting the air filters; a clogged filter can significantly hinder airflow and cooling efficiency. Next, assess the refrigerant levels, as insufficient refrigerant can lead to inadequate cooling. If these components are in good condition, move on to examine the AC compressor for any signs of wear or damage, as this is crucial for the system's operation. Additionally, testing the thermostat is essential to ensure it accurately reflects the cabin temperature and is functioning properly. Don't forget to check for any visible leaks in the system, which can often be identified by oily residue around connections. Finally, inspect all electrical connections related to the AC system to ensure they are secure and free from corrosion. By following this structured approach, you can systematically identify and address the root cause of your AC issues, making your DIY repair process more efficient and effective.

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

When the air conditioning system in a 2017 Honda Pilot 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 properly, the AC will not produce cold air. Electrical problems, such as blown fuses or damaged wiring, can also disrupt the system's operation, making it essential to check these components. Additionally, a clogged or leaking condenser can hinder the AC's ability to dissipate heat, while a malfunctioning blower motor may result in weak airflow from the vents. By understanding these potential issues, DIYers can better diagnose the problem and take the necessary steps to restore their vehicle's AC functionality.

How urgent is it to repair the non-functioning AC in a 2017 Honda Pilot?

Addressing a non-functioning AC in your 2017 Honda Pilot is not just a matter of comfort; it is a crucial step in ensuring your safety and the longevity of your vehicle. When the AC system fails, it can lead to uncomfortable driving conditions, especially during hot weather, which can distract you from the road. Moreover, a malfunctioning AC can cause windows to fog up, significantly impairing visibility and increasing the risk of accidents. Beyond immediate safety concerns, neglecting AC issues can result in more severe problems, such as compressor failure or refrigerant leaks, which can be costly to repair. Additionally, maintaining a fully operational AC system helps preserve your vehicle's resale value, making it a wise investment for the future. Therefore, it is advisable to address any AC malfunctions promptly to avoid further complications and ensure a safe, comfortable driving experience.

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2017 Honda Pilot AC Not Working? Common Causes & Repairs