Questions tagged [ac]
Questions about Air conditioning systems - other Heating and ventilation questions should use 'hvac'
737 questions
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Where is the A/C relay for a 2007 Monte Carlo SS
Where is the air conditioning relay for my 2007 Monte Carlo SS? The A/C works but produces a clicking sound for about two minutes before stopping. The A/C still works
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My AC Cooling Stops After 30 Minutes or so in Skoda Fabia 2008: Compressor or Electrical Problem?
I own a 2008 Skoda Fabia, and recently I've been experiencing an issue with the AC. It cools fine for about 30 minutes, but then the cooling stops, although the fan keeps blowing air. To get it ...
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Does incipient TXV failure explain my Subaru A/C symptoms, or what other problems cause this?
I’m researching what is likely wrong with my 2014 subaru 2.5L outback A/C. It’s charged and operates normally most of the time. After everything gets up to normal temperature on the engine there are ...
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Car AC gas leak - am I being misled?
for the past 4 years I was required to fill in new gas into my car AC system due to a leak on a yearly basis, my mechanic could not locate the source of the leak (using the standard detection ...
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Question re: Replacing Some AC System Components
FWIW, my vehicle is a 2007 4-Runner 6-cyl Limited 2WD, but my question is more about what to do for my situation than specifically how to do it.
Over last few summers when my AC system seemed to be ...
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AC compressor receives power but doesn't engage
I have a 2012 Nissan Rogue. The AC stopped working. When the AC is on full blast the AC compressor doesn't spin. When the car is powered off the clutch on the compressor spins freely. I pulled out the ...
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Ac clutch not engaging 98 dodge ram 1500
I have a 98 dodge ram 1500 with the 5.2 L V-8 engine just replaced the AC compressor noticed that the clutch is not engaging. What do you think the problem may be?
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I have a 2016 ram 1500 that the cooling fan only comes on when the ac is running i replaced the radiator filled and got all air out but still no fan
I have looked for relays and any wires that would be damaged or cut but found nothing
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Is this a reliable chart to to use to begin diagnose car A/C problems?
I've gotten my hands dirty with a manifold gauge set and topped off my car's A/C refrigerant last week. After the recharge, I really brought down the temperature.
I'd like to do more with car A/Cs eg. ...
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2008 civic ex where do wires from connector on top of alternator run to
There is a connector on the top of the alternator with 3 wires ((two black, one red) that appear to run down to the ac compressor. Does one of these supply power to the ac clutch?
I want to verify ...
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Car AC does work well intermittently
My Car AC is good when driving but when idling at sometime and have too much heat outside, the cooling decreased gradually. I have already replaced auxillary fan and also added an extra fan on the ...
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AC stops blowing cool air when it gets hot outside
I have a 2016 Acura TLX and the AC been giving me some issues lately. The AC blows cool air on a cold start but after driving for a bit under the hot summer sun, the AC stops blowing cool air. It's ...
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Temporary coolant smell in cabin when turning on A/C
I noticed that my car (2012 Volvo C30 T5) tends to get a coolant smell in the cabin for about 15-30 seconds, as soon as I turn on the air conditioning. It does not manifest when only the blower fan ...
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Can I check for an aircon leak by just pressurizing with air?
We have a MK5 VW GOLF from 2005 and we haven't had aircon for a few years (when be bought it the aircon didn't work and we haven't had it fixed/recharged since). I know it is a fairly easy job to ...
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Rough Idle and RPM drop Only When in Drive(or Reverse) with AC On
2010 Ford Escape 2.5L
I've noticed that when the AC is on, the car idles very rough only when in gear (Drive, Reserve, etc.). If it's in park or neutral and the motor is running perfectly, also when I ...
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Should I use standard PAG 46 oil to lube seals when installing DENSO compressor pre-filled with ND-8?
update
Turns out I mis-ordered and it's not a Denso with ND-OIL 8, it's a GDP with PAG 46. So the question for me is moot. But assuming it gets answered, the answer may help somebody else. Or even me ...
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What could be causing the farting noise in my 2012 Dodge Grand Caravan?
I have a 2012 Dodge Grand Caravan, approx. 155k miles. Drives well, no issues accelerating, turning, overheating. Has had regular oil changes and tire rotations. As far as I can tell, no transmission ...
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2007 Chevrolet Tahoe Rear ac not blowing cold
I have a 07 chevy tahoe. My front ac blows cold( but it struggles to keep cab cold) and my rear ac is not, only blows lukewarm. I touched my front pipe by the dryer and it was pretty cold (as i am in ...
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car ac works for few mins then low side pressure goes high over 90+ and high side never goes aboe 100/120
2011 Acura RDX. i vaccumed and added freon a while ago (about a yr ago as the AC wasn't working properly.) Turned out that the mode actuators were stuck or not working. so ended replacing all those. ...
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The air in my 2012 Chevy Cruz LT stopped working all together?
I drive a 2012 Chevy Cruze LT, and just recently my air stopped working all together, ac button off, all the way from hot to cold, nothing's working, I checked the fuse and that looks fine, anything ...
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For safety, must one have the vehicle's engine turned off before attaching A/C manifold gauge sets to top off the A/C system?
I recently purchased an R134a A/C manifold gauge set. As I glanced through its Quick Reference Guide, I noticed bullet point #6 says that I need to turn off the vehicle's engine before attaching the ...
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Ac system not cycling off and there is no cold air
The low pressure reading after leaving the expansion valve is around 30 and the high pressure before the expansion valve is 150. The clutch does engage and disengage but only when the ac is turned off ...
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Is it safe to convert a R-12 AC manifold gauge set to recharge a R-134a system?
I found an AC manifold gauge set lying around the house. My vehicle's AC is not as cold as it was in the past. I wanted to recharge the vehicle's AC. I noticed my manifold gauge set's high and low ...
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Question about charging my a/c in my 1995 Chevy Corvette LT1
I have a/c gauges and a vacuum pump and the refrigerant has been removed from the system. I had to replace the high side connection and replaced the Schrader valve on the low side port. I am going to ...
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AC not working properly
I have a 2017 Ford Escape and the air conditioner only blows cold at night. I did take my truck to a mechanic and they informed me it would be $1,700 to fix because the compressor is bad. is there ...
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Please help! I found two R-134a temperature pressure charts online. For recharging a 2011 Hyundai Santa Fe, which one should I follow?
The chart on top is what I found more commonly on the internet, but the chart at the bottom is used by a YouTube mechanic I like. The numbers on these two charts deviate quite significantly. For ...
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2007 Dodge Ram 5.7 AC blowing hot
May AC is blowing hot.
Compressor runs without disengaging.
Condenser fan is functioning.
High pressure line coming from compressor is hot to the touch.
High pressure line near the firewall is very ...
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Is it ok to use the kitchen baking thermostat at the air vent to measure temperature of the cool air?
I saw a mechanic on YouTube using a thermostat that almost resembles a kitchen baking thermostat. Can we use a kitchen baking thermostat to measure the temperature at the air vent? or am I mistaken, ...
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Why my manifold gauge set doesn't have a connector that a mechanic from a youtube channel has?
Connection from a YouTuber mechanic.
The gauge manifold I have.
Do I simply purchase two adapter to connect to my vehicle's high-side and low-side valves? Or Do I need a new manifold gauge set?
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Is this what a bad blower motor sounds like on a 2014 Ford Escape?
I have a 2014 Escape and the blower sounds like the video below.
https://photos.app.goo.gl/MCN2MmGPNyair5Rb9
If you don't watch the video, it sounds a little like a 2-stroke motor in the dash and the ...
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1999 Toyata Camry AC works great half the time
Just recently my air conditioner decided it work when it want to. It will work when I first start the car for an indefinite amount of time blowing nice cold air, but then it will cut off showing a ...
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AC works only on idle
I have a 2002 Ford Escape, six cylinders, 4WD. The air conditioner works great when I am going under 20 MPH. It works less between 20 and 40 MPH. After 40, it does not cool down at all. It has nothing ...
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2020 VW Jetta SEL air distribution map
the issue I have is that my ac on my 2 right dash vents emit hot air when I have it on low, but my 2 left dash vents come out cool. Could something be blocked? I changed air filters and everything
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Car Jerks when AC compressor turns on
I have a manual patrol car with a very small engine (800cc). It was a used car when I bought it and this issue was there from the day 1 I bought. I thought the issue maybe due to the small engine but ...
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AC car pipe freezes after ~20min turned on
My AC stops cooling after ~20 minutes of work. I open the hood and I see this:
It completely freezes. The AC works great while it does.
What could be the problem?
Thanks
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CAN bus PIDs for SEAT
I have a project in my university. I'm trying to recognize the driver using the data from the car.
I'm using Raspberry Pi with PiCAN (CAN Bus).
car: SEAT Ibiza 2017
I'm looking for more PIDs (not the ...
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ac both sides have high pressure
04 dodge ram 1500. High side goes to 390 and pressure switch cuts off compressor. Low side comes up to 65 until compreesor shuts down. Cools while driving fairly we'll. Begins blowing hot when stopped ...
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No AC/Ventilation out of nowhere
I have a Peugeot 208 1.2 Puretech 82hp, after sitting parked for a few days, the AC just stopped functioning and gives no air at all through the vents.
It's an automatic AC, the display and buttons ...
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Belt size to bypass a/c, please?
I am a single mom, trying to get my teenager back on the road. She inherited her Memaw’s 2007 Toyota Avalon and I am not able to replace the a/c compressor right now. Would anyone know what size belt ...
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Car Stalls After Running AC Heating System
My 2011 Nissan Rogue is stalling out on me. The first time this happened was after going over a speed bump in heavy snow - I sent it to a garage and they told me that there were "No OBD Codes To ...
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Bypass AC compressor on 2008 Chrysler Town and County 3.8L
Is it possible to use a shorter belt to bypass the a/c compressor? If so what length and or part number for belt would I need? Vehicle is a 2008 Chrysler Town and Country with the 3.8L engine and has ...
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What to replace besides the AC condenser?
I took the front end off my 2001 BMW E46 M3 to replace some squeaky pulleys and troubleshoot the AC, which has a leak. The AC condenser was filled with crud, when I cleaned it off I found it is badly ...
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Mitsubishi Lancer 2016
I Had recently given my car for major service at Mitsubishi dealership
After the car has arrived i have got this weird issue in my car
At approximately 125 km/h, when the AC is on, there is a ...
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L200 4D56 No AC after idling
I have L200 Mitsubishi quite old but still running. I experienced a leak sound and soft blow sound accompanied by smoke in my engine. I then turn off the engine immediately and open the hood and I did ...
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Engine RPM continuously rising when using A/C in my Nissan Terrano Diesel
My Nissan Terrano Diesel has this weird problem. Whenever I turn the AC on, after a few minutes, the engine RPM continuously rises at shoots up above 3000RPM apprx at idle.
Only when I apply brakes, ...
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bypass the ac compressor with shorter serpentime belt
I have a 2020 Kia Soul LX 2.0 liter 4 cylinder I'm trying to bypass the AC compressor due to its failure what size belt do I need to use
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What is the difference between different classes of AC Compressors?
I am replacing the compressor in a Mercedes W211 E55 AMG. The original part had a solenoid without an integrated diode, but the matched replacement did, so it is incompatible and would not start, ...
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Car AC temperature setting
Since I live in India, and ambient temperature always around 30°C; I always keep the AC running at 24°C in Auto mode in my 2016 Suzuki Baleno.
But recently my AC compressor clutch got damaged, and the ...
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A/C not cold when idling
I have a Honda Odyssey 2019. The a/c blows ice cold… as long as I am actively driving. Once I come to a stop and begin idling, the air is no longer cold. Of note, I can get the air to be a bit ...
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2011Chevy Equinox the automatic Temperature control quit functioning! The ac and heat quit ,I’m manually making the heater work and ac quit!
2011 Chevy Equinox lt 2.4 FWD HVAC ! The temperature control switch quit functioning making it heat only! The ac completely quit. I make the heater work manually!
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