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2016 CR-V AC Blowing Warm Air - Compressor Clutch Issue?

0

Mike T. · rep 0 · May 25, 1:51 AM · 1 replies · solved · Question

Vehicle: 2016 Honda CR-V EX-L

My 2016 Honda CR-V EX-L's AC isn't blowing cold air anymore. It just started doing this last week, seemingly out of nowhere. The fan works fine, but the air coming out is just ambient temperature, no matter how low I set the temperature.

I've heard about issues with the AC compressor clutch on these models, and sometimes a relay. Is this a common problem for the 2016 CR-V? What should I check first before taking it to a shop, or is this definitely a professional job?

✓ Accepted solution

ClearTheCode Admin

ClearTheCode Team · rep 0 · May 25, 1:51 AM

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ClearTheCode admin answer:

It's common for AC systems to develop issues, and the Honda CR-V of this generation has indeed seen reports related to AC performance. Here's what you should consider:

  1. Check the AC Compressor Clutch Engagement: With the engine running and AC turned on high, look at the front of the AC compressor (usually on the lower passenger side of the engine). The clutch should be spinning with the pulley. If the pulley is spinning but the center part (clutch) is not, or if it cycles on and off rapidly, it indicates a problem. Sometimes a failing clutch relay (located in the under-hood fuse box) can prevent engagement.
  2. Refrigerant Level: A low refrigerant level is the most common cause of warm AC. If the pressure is too low, a safety switch prevents the compressor from engaging. This usually indicates a leak somewhere in the system. While DIY kits exist, professional diagnosis is recommended for leaks.
  3. Electrical Diagnostics: A faulty pressure switch, temperature sensor, or even a wiring issue could be preventing the system from operating correctly. If the compressor isn't getting power, it won't engage.

When to see a shop:

  • If the compressor clutch is not engaging at all, or if it cycles on/off rapidly.
  • If you suspect a refrigerant leak (e.g., you hear a hiss, or the system worked for a short time after a recharge).
  • If you've checked the basic components (like the AC relay) and found no obvious issues.
  • If you notice any unusual noises coming from the compressor area when the AC is on.

Professional shops have specialized equipment to accurately diagnose refrigerant levels, check for leaks using dye, and perform electrical diagnostics to pinpoint the exact cause of the AC failure. Ignoring a small leak can lead to larger, more expensive compressor damage down the line.

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