2017 Honda Accord AC Isn't Working

Common Causes of AC Failure in Your 2017 Honda Accord and How to Restore Cool Air Flow

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Reviewed by
Bo Fader
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 Accord 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 short circuit in the wiring can disrupt the electrical signals needed for proper operation of 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 Honda Accord?

When your 2017 Honda Accord's AC isn't functioning, the first step is to utilize the vehicle's self-diagnostic function. By turning the ignition from LOCK to ON, you can access error codes that may indicate specific problems within the climate control system. Following this, it's essential to check for common issues such as low refrigerant levels, which can often be a straightforward fix. Inspect the AC compressor to ensure it engages properly, as a malfunctioning compressor can prevent the system from cooling effectively. Additionally, look for any signs of refrigerant leaks, as these can lead to a complete system failure. Electrical issues, including faulty wiring or blown fuses, should also be examined, as they can disrupt the AC's operation. By systematically addressing these areas, you can effectively diagnose and potentially resolve the AC issues in your Honda Accord, making it a manageable DIY project.

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

When troubleshooting the air conditioning system in your 2017 Honda Accord, it's essential to be aware of several common problems that could lead to a malfunction. One of the primary culprits is a refrigerant leak, which can significantly impact the system's ability to cool effectively. Additionally, electrical issues within the climate control system may prevent the AC from functioning properly, so checking the wiring and connections is crucial. The air conditioning compressor is another critical component; if it is faulty or not operating at the correct pressure, it can cause the AC to fail. Low refrigerant levels are often a sign of leaks or other issues, so it's advisable to check and refill the refrigerant as needed. Lastly, faulty valves can also contribute to the AC's poor performance. By systematically examining these areas, you can identify and address the root cause of your AC problems, ensuring a comfortable driving experience.

How urgent is it to address the non-functioning AC in a 2017 Honda Accord?

Addressing a non-functioning AC in a 2017 Honda Accord is not just a matter of comfort; it is a pressing concern that can have serious implications for your health and the vehicle's longevity. Driving in extreme heat without a functioning air conditioning system can lead to heat-related illnesses, making it essential to prioritize repairs. Additionally, ignoring early signs of AC failure, such as unusual noises or reduced cooling efficiency, can result in more severe issues like compressor failure, which can be costly to fix. The financial burden of repairs can escalate quickly, with costs ranging from $200 to $1200 depending on the problem. Regular maintenance and prompt attention to AC issues not only enhance your driving experience but also safeguard your investment in the vehicle. Therefore, it is crucial to act swiftly when faced with a malfunctioning AC to avoid discomfort, health risks, and potentially higher repair costs down the line.

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