Questions tagged [ac]
Questions about Air conditioning systems - other Heating and ventilation questions should use 'hvac'
562
questions
1
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2answers
32 views
when is a/c pressure too low
Last fall I noticed a small hiss when starting the a/c. I looked around the system and noticed a thin film of oil/dirt around the high valve. I guessed my high pressure shraeder valve to be leaking ...
1
vote
1answer
35 views
2008 Ford Focus - My AC turns on and off fairly rapidly when driving slowly or stopping
how is everyone?
I have a little problem, so when the AC is turned on and while driving slowly or waiting in traffic it repeatedly shuts down and turns back on blowing normal temperature air (same as ...
0
votes
1answer
57 views
What is best pipe for automobile AC?
What is the best pipe for automobile AC
Coper
Aluminum
Flexible hose
I'm planning to install new AC for my Landrover, appreciate your advice
Thank you
1
vote
0answers
35 views
A/C Compressor Clutch Not Engaging
I have a 2007 Honda Civic Si. During the summer, the AC started acting up. It would work well for a couple minutes and then stop working. I remember checking to see if the compressor was running and ...
14
votes
6answers
8k views
What is most fuel efficient at 130km/h? [duplicate]
Suppose a very hot summer day, driving on a long straight highway at 130 km/h.
What is most fuel efficient solution :
Driving with AC on and closed windows?
Driving with AC off and four full opened ...
0
votes
0answers
9 views
Ac just stopped working out of front vents
07 holden ve Berlin a
Ac was working fine in morning then all of sudden wasnt blowing out front vents after starting car in arvo. All other vents are blowing cold and hard . I changed settings to ...
1
vote
2answers
40 views
car engine (AC?) hose frosting up in engine?
A hose in the engine is frosting up (like you may see in a fridge - see image - the hose/pipe is not normally white!).
Any ideas what this may mean?
I've also losing some coolant in the radiation (.....
0
votes
1answer
28 views
On 2007 Toyota Camry LE route AC vents work, but 2 center vents do not dispense any air. Some air flow is seen if no AC is used
I have an air conditioning concern. When using the AC, outer vents work, but the two center vents don't dispense any air. This is a consistent issue at any level that AC system is on from low to high. ...
3
votes
2answers
134 views
Can running the heater with the A/C on damage your car?
I find that having the A/C on with the heater helps defog the car faster in the winter. Is it possible that doing this can damage the car?
2
votes
1answer
139 views
Why did my temperature go down when I turned on A/C?
My car has been running hot and I'm going to be putting in a Thermostat to fix this.
However, I have noticed that when I turn on my Air Conditioning, the temperature goes down.
I would expect ...
0
votes
2answers
53 views
Air-conditioning belt is making a loud squealing noise. What should I do?
How long will the air conditioner last if it is making a loud squealing noise. I want to know if I have to replace it right away.
0
votes
0answers
19 views
Intermittent heater problems
I have a 2008 Mercedes Benz auto, 2148cc. The heating and a/c have been working fine for several years, until a few months ago.
The initial problem was that the cold a/c switched itself off ...
0
votes
1answer
34 views
New Radiator Fan Issues in my 2010 Ford Focus
I put a new fan in my Ford Focus the other day and the first day it didn't work so I took it to my mechanic and it's been working since he said he hasn't done anything so I'm not sure if that's true ...
0
votes
0answers
14 views
Random whirring noise comes from the passenger side of the engine - AC related?
My 2006 Mazda 3 is making a whirring noise at random and it seems to originate in the passenger side of the engine, over where the belts are. It has 193,000 miles. There are 2 other things that I ...
0
votes
1answer
20 views
Intermittent A/C 1994 Toyota Corolla
Symptoms
Refrigerant is not low. I repeat - refrigerant is not low.
A/C is not "freezing" up.
A/C works every morning. Turn off A/C or stop and get gas after engine is running for 5 minutes and hit ...
1
vote
1answer
54 views
Engine stalling while idling (Honda Fit 2007)
I have a 2007 Honda Fit Sport. When idling (e.g, at red lights), my engine often dies. It seems to happen at least once per day. It has about 70k miles, and is in otherwise good condition.
From ...
1
vote
2answers
132 views
2013 Chevy Cruze A/C not working and possibly radiator fan
I have a 2013 Chevy Cruze and all of a sudden I get in the car and there is no A/C. The fan is blowing just warm/hot air. After checking the fuses (not sure how to test relays) I did notice that while ...
0
votes
0answers
39 views
Golf sti 2016. Air con, fan won't work and heater on
Recharge battrey on my 2016 golf sti. Everything is fine but the stop/start is not working (not bothered) but a/c, fan not working and the heat is on. No lights on controls for them and can't turn the ...
0
votes
0answers
28 views
Why does my car AC vents blow hot air when AC is switched off?
I bought a new car in the month of April 2019 but from the past few weeks, I have been experiencing very very hot air coming from all the vents.
The temperature is high to an extent wherein it ...
1
vote
0answers
18 views
Replacement of Accumulator/Drier
I am wondering if I can replace the reciever drier/accumulator on my Honda Accord 2007 EX V6 without taking out the condensor and fan assembly?
If so, please instruct me on how to do so.
Thanks.
1
vote
1answer
27 views
Compressor Oil and Does It Need After Refrigereant Recover
I am wanting to replace the AC compressor and receiver drier myself. So, I took my Honda Accord 2007 EX V6 to a local Firestone to have the refrigerant taken out. I inquired about the right amount of ...
0
votes
1answer
18 views
2011 1.2 fiesta ac not cool & temperature light
I was driving my car and the ac started to blow uncool air and light came up for the temperature which only stayed on for a short time.
This happened after going through a drive through with having ...
1
vote
0answers
11 views
2002 PT Cruiser is running hot
P0601 and P1684 are showing up and my car will start running hot maybe 5 mintues after I start going down the road. Help please!
1
vote
1answer
48 views
Blower motor running wide open after replacing resistor
After i replaced the resistor for the blower motor the fan runs continuously. It doesn’t respond to the fan control knob even to turn it off. Also now the the a/c compressor is not kicking on. Is it a ...
1
vote
1answer
20 views
2012 Ford Escape A/C blowing hot and lowest blower speed not working
My A/C started blowing hot air intermittently the other day. Of course, the day I take it in to the mechanic it starts to work like normal. My mechanic said there were no issues he could find except ...
0
votes
2answers
39 views
AC quits after ~15 mins
I have a 2007 Honda CRV and after about 15 mins the AC will stop working.
Before the AC will start to work again, the care must be turned off for a few hours.
Took it to a car shop to have it looked ...
0
votes
1answer
19 views
Temp gage randomly stops working while driving and ac doesn’t work. 2015 Chevy cruze
I have a 2015 Chevy Cruze and randomly my temp gage stops working and my ac doesn’t run. I changed both the coolant sensors and if I disconnect the battery and reconnect it then everything runs ...
1
vote
1answer
35 views
A/C compressor Switches of at the same time as the Fan motor
I have a Lexus IS250 2008 the a/c compressor switches off the same time as the fan motor blower. Cant seem to find a fix, the blower motors are new just bought and switched. Any ideas for a fix?
0
votes
3answers
114 views
Can you use white vinegar to remove ac smells?
I'm trying to remove smells which come when I put the ac on. I've seen videos where they used chemicals such as lycol. Im not a fan of strong chemicals. Would something like white vinegar be safe ...
0
votes
0answers
15 views
2006 Pontiac G6 GTP 3.9l A/C won't turn on
About a month ago, I added freon to my a/c low pressure port. I followed the instructions carefully making sure that I didn't run into the red on the gauge. About 2 weeks later, my A/C started ...
1
vote
0answers
12 views
Honda Civic 08 - AC control and possible electrical problem
When I started messing around with this the AC worked sometimes but not others and realizing that the engine fan wasn't turning on. Replacing the thermostat fixed this and the car doesn't run hot ...
1
vote
1answer
35 views
2005 Silverado AC Diagnosis
I just bought a 2005 Silverado with 160k miles and I am trying to diagnose the AC system. Most of the time the compressor never kicks on and so it blows warm air. Occasionally the compressor does kick ...
0
votes
2answers
841 views
Air distribution map of a 2012 VW Passat?
My 2012 VW Passat has dual AC zones. The passenger side AC is not blowing cold air. The Driver's side does. in my slow debugging routine, I am looking at the Wiring Diagram, but I cannot figure out ...
1
vote
1answer
53 views
Modifying air conditioner to run without key inserted? (fan only, not temperature regulation)
In our Volkswagen Touran, I have already modified the fuse box in a way that the auxiliary 12V power outlets always deliver power, without ignition enabled, by connecting two piggyback fuse holders ...
1
vote
5answers
145 views
I saw a car with engine running for air conditioner, while the owner was absent. Was that car modified? (Is this a common modification?)
Today in a parking spot, I spotted a Volkswagen Golf 4 of which the engine was running and the air conditioner was turning at a high speed (hearable from outside) in order to cool down the car, but ...
2
votes
2answers
83 views
Is 7% refrigerant loss per year worrying?
I some time ago had my car's air conditioning system serviced, when the car was 2.5 years old. It was functioning okay, but I opted for the service because I wanted to have a measurement of the ...
1
vote
1answer
39 views
Is it safe to use the AC if the pressure is too high?
My dealer replaced the AC compressor in my 1997 Accord recently. However, they said the pressure in the system is too high due to contamination and I need to replace several other parts of the AC ...
0
votes
0answers
30 views
Acrid eye burning smell from our airconditioning
We own a 2016 Yukon Denali. The air conditioning works but it give off a very acrid eye and throat burning. We took it to a dealer but they did not fix it. The cabin filter is new, it was deodorized ...
0
votes
1answer
26 views
Leaking A/C condenser - evacuate before repair?
I've got a 2008 Mazda 3 Sport GT with a very obvious leak in the AC condenser (from my own previous repair!)
The AC no longer cools, and if the refrigerant has already leaked into the atmosphere ...
0
votes
1answer
57 views
Air conditioner broke after putting to much washer fluid
I have a Nissan Versa 2012, the air conditioner stopped working and is giving a hissing sound after I put too much washer fluid in the reservoir. I mean two events have to be related as it happened ...
1
vote
1answer
35 views
2012 VW Passat dual AC zones partially working
My 2012 VW Passat SEL has dual AC Zones. The driver's side is working fine. Hot and cold air. However, the passenger side AC is blowing what seems to be the outside air (on the really hot days it ...
2
votes
1answer
42 views
Does a 1997 Honda Accord have a modern condenser that can't be flushed?
I was having a problem with the AC in my 1997 Accord recently. My dealer did an evac and recharge, found a leak, and replaced the compressor. Then they said the system was over-pressurizing, so they ...
0
votes
1answer
16 views
2001 VW TDI New Beetle after refrigerant added, car has an on and off pulsing vibration. the ac is on and off as well and the acceleration falters
After my husband added coolant to my VW AC, that same night a rumbling vibration started (sounds like under the hood) - on/off on/off. It stays on when idle. (Manual transmission) Now the AC is ...
1
vote
1answer
44 views
Does Aircon need regassing after change of condenser?
I’m told the A.C. on a Mini Countryman 2013 needs the condenser replacing, but I just had the A.C. regassed prior to this 3 days prior). Will the A.C. need regassing after the condenser is replaced? ...
1
vote
1answer
40 views
Honda Civic 2006 AC clutch disengaging when warm
My AC on my honda civic 2006 works very well for the first 15 - 20 min after starting the car. Then the clutch starts engaging and disengaging frequently until eventually in about 10 min it completely ...
1
vote
2answers
48 views
Car engine temperature maxes out, then lowers and stays stable
So recently my AC started being inconsistent and I figured I needed to put some refrigerant in, but yesterday I noticed that my engine also gets extremely hot at the same time as the AC. Basically ...
1
vote
2answers
62 views
Is it time to replace the compressor clutch on my 2008 Mazda3?
The AC on my 2008 Mazda3 fails to cool the car after I've been driving it for more than 10 minutes or so. It's able to produce cold air while I'm idling from a cold start, but it seems like the ...
1
vote
2answers
144 views
Why does my air conditioning feel weak during the day, but strong in the evening?
Recently I have noticed that the air conditioning in my 1997 Accord is very weak on hot sunny days - I can feel very little cold air coming out of the vents. But in the evenings it works fine - the ...
1
vote
1answer
45 views
Air Conditionning cools very low, I mean nearly not at all
There’s 4 airflow speed on the car switch. They aren’t affected by whether Air conditioning is enabled or not.
However, even by setting air temperature to the lowest, there’s almost no difference ...
0
votes
3answers
74 views
Does heater affect the engine
I know when you turn on the AC it is extra load on the engine
a friend of me told me, it is like you having 3 passengers in your car.
but on the other side the heater does not create load on the ...
