2017 Acura RLX AC Isn't Working

Common Causes of AC Malfunctions in Your 2017 Acura RLX and How to Resolve Them

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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 Acura RLX 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 Acura RLX?

When your 2017 Acura RLX's AC isn't functioning properly, start by checking the thermostat settings to ensure they are correctly adjusted to a cool temperature, as incorrect settings can often be the simplest cause of the issue. Next, inspect the air filters; dirty or clogged filters can significantly restrict airflow, leading to poor AC performance. If the filters are clean, examine the refrigerant levels, as low refrigerant can result in warm air blowing from the vents. You can use a pressure gauge for this check or seek professional help if you're unsure. Additionally, look for any visible signs of leaks in the AC system, such as oily residue, which can indicate refrigerant loss. It's also crucial to check the AC compressor for unusual noises or visible damage, as this component is vital for cooling. Finally, ensure that all electrical connections related to the AC system are secure and functioning properly, as faulty electrical components can hinder performance. By following these diagnostic steps, you can effectively troubleshoot common AC issues in your Acura RLX before considering professional assistance.

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

When the air conditioning system in a 2017 Acura RLX fails to operate, it can be frustrating, especially for those looking to tackle the problem themselves. One of the most frequent culprits is low refrigerant levels, which can significantly hinder the system's cooling efficiency. If you suspect this is the case, checking for leaks and recharging the refrigerant may be necessary. Another common issue is a faulty compressor; if the compressor isn't functioning properly, it won't circulate the refrigerant effectively, leading to inadequate cooling. Additionally, electrical problems such as blown fuses or damaged wiring can disrupt the AC's operation, so inspecting these components is crucial. A clogged or leaking condenser can also impede airflow and cooling, making it essential to ensure that this part is clean and intact. Lastly, a malfunctioning blower motor can prevent cool air from reaching the cabin, so testing this component is vital for restoring AC functionality. By understanding these common problems, DIYers can better diagnose and address the issues affecting their Acura RLX's air conditioning system.

How urgent is it to address the non-functioning AC in a 2017 Acura RLX?

Addressing a non-functioning AC in your 2017 Acura RLX is crucial for both comfort and safety, especially during hot weather. Without a working AC, you may experience significant discomfort, which can escalate to serious health risks like heat exhaustion or dehydration. Moreover, a malfunctioning AC system could signal deeper issues within your vehicle's cooling system, potentially leading to engine overheating and other mechanical failures if left unchecked. Additionally, if the problem stems from a refrigerant leak, it not only compromises your vehicle's cooling efficiency but also poses environmental hazards due to the release of harmful chemicals. Ignoring these symptoms can result in more extensive damage and higher repair costs down the line, as minor issues can quickly develop into major problems. Therefore, it is essential to prioritize the repair of your AC system to maintain your vehicle's performance and ensure a safe driving experience.

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2017 Acura RLX AC Not Working: Common Issues & Repairs