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AC not blowing cold in my 2020 ILX Premium

0

Mike T. · rep 0 · May 26, 3:29 AM · 1 replies · solved · Question

Vehicle: 2020 Acura ILX Premium

My 2020 Acura ILX Premium's air conditioning system suddenly stopped blowing cold air. It was working perfectly fine last week, and now it just pushes out ambient temperature air, even when set to the lowest temperature and maximum fan speed. This is really frustrating with summer just around the corner!

I've checked the cabin air filter, and it looks relatively clean. I don't hear any unusual noises from the engine bay when the AC is on, but the air coming out is definitely not chilled. The fan works, just no cold air.

Has anyone else experienced this with their ILX? Could it be a simple fix or something more serious like a compressor issue? Any ideas on what I should check before taking it in?

✓ Accepted solution

ClearTheCode Admin

ClearTheCode Team · rep 0 · May 26, 3:29 AM

0

ClearTheCode admin answer:

It's frustrating when your AC stops blowing cold, especially in a relatively new vehicle like your 2020 Acura ILX Premium. Here are the most common reasons for this issue:

  1. Low Refrigerant (Freon): This is the most common cause. Over time, refrigerant can slowly leak out of the system. While your car is relatively new, a small leak could still occur. A professional can check the pressure and recharge the system.
  2. Faulty AC Compressor: The compressor is the heart of the AC system, pressurizing the refrigerant. If it fails, the system won't cool. You might hear a clicking sound when the AC is engaged, but if it's completely silent or doesn't engage, it could be the compressor or its clutch.
  3. Electrical Issues: A blown fuse, a faulty relay for the compressor clutch, or wiring problems can prevent the AC system from engaging. Check your vehicle's fuse box for any blown fuses related to the AC system.
  4. Condenser Blockage or Damage: The condenser, located in front of the radiator, dissipates heat. If it's blocked by debris (leaves, bugs) or damaged, it can't cool the refrigerant effectively. Visually inspect it for any obvious blockages.
  5. Blend Door Actuator Failure: Inside the dashboard, blend door actuators control the mix of hot and cold air. If one fails, it might be stuck in the 'heat' position, even if the AC system is technically working.

When to See a Shop:

  • If you've checked simple things like fuses and the cabin air filter and the problem persists.
  • If you suspect a refrigerant leak, as it requires specialized equipment to diagnose and recharge.
  • If the compressor isn't engaging or you hear unusual noises when the AC is turned on.
  • AC system diagnostics and repairs often require specialized tools and knowledge of refrigerants, making it best left to certified technicians.
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