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Questions tagged [ac]

Questions about Air conditioning systems - other Heating and ventilation questions should use 'hvac'

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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
Francisco Luna's user avatar
0 votes
0 answers
21 views

Question regarding car aircon operation

My car is making a "Tek" sound each time before the aircon compressor clutch is engaged. The sound is hearable in the car, and only when aircon is on. I can hear this at a traffic light, ...
user3118602's user avatar
0 votes
0 answers
57 views

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 ...
Dilshan's user avatar
  • 149
1 vote
0 answers
27 views

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
user3921's user avatar
  • 111
1 vote
1 answer
36 views

Click sound before aircon compressor engaged

I have a Honda HR-V that I recently purchased. I noticed that there is an audible click sound in the cabin when I turned on my A/C. Now, I have sent it back to dealership to fix this (it is under ...
user3118602's user avatar
0 votes
0 answers
13 views

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 ...
Segev Tzabari's user avatar
0 votes
0 answers
16 views

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 ...
Buddy Morrow's user avatar
1 vote
1 answer
43 views

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 ...
Nicolas Formichella's user avatar
4 votes
2 answers
57 views

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 ...
Marcia Connor's user avatar
0 votes
0 answers
33 views

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 ...
Zibbobz's user avatar
  • 101
0 votes
0 answers
26 views

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 ...
Joesph Cerny's user avatar
3 votes
1 answer
128 views

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 ...
GdD's user avatar
  • 16.9k
0 votes
0 answers
8 views

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 ...
Hussain Khokhawala's user avatar
2 votes
1 answer
174 views

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 ...
Jeo's user avatar
  • 123
2 votes
0 answers
37 views

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, ...
Barath Iraiyarul's user avatar
1 vote
0 answers
85 views

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
Justin Davis's user avatar
1 vote
0 answers
53 views

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, ...
mike.k's user avatar
  • 111
0 votes
1 answer
47 views

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 ...
Anand Dev's user avatar
8 votes
3 answers
2k views

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 ...
VioletHeart's user avatar
0 votes
0 answers
43 views

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!
mvowels's user avatar
0 votes
0 answers
21 views

I have a problem with my A/C Econ light

2006 Audi A4 Quattro 3.0ltr V6 diesel, ECON light comes ON and after a while switches off by itself, and whilst is OFF by pressing the button it does not switch off. Is it connected to loss of power ...
Robert Spazza's user avatar
1 vote
2 answers
272 views

Recharging A/C - adding oil, UV dye, & stop leak

So my car broke down due to a transmission cooler line leak. Had it towed to a shop where they diagnosed the issue, replaced the cooler lines and at their recommendation replaced the radiator. I pick ...
David Wilson's user avatar
1 vote
2 answers
2k views

What happens if you disconnect the AC lines from the compressor?

I'm watching this repair video that replaces the AC Compressor and I'm exploring how feasible it is to just replace the o-rings on the hose and compressor side of the AC Compressor's ports. I'd like ...
jxramos's user avatar
  • 1,808
1 vote
1 answer
72 views

AC compressor clutch air gap gets wider by itself after bearing and shaft seal replacement

My parents' 2014 Chevrolet Spin Diesel compressor shaft seal was leaking. We replaced the seal and shaft's ball bearing (located between the seal and clutch plate), add about 44mL PAG oil into the ...
bas's user avatar
  • 11
1 vote
1 answer
85 views

How to access AC Flow Sensor on a 2011 Lexus R350

How can I access the AC Flow Sensor on a 2011 Lexus RX350? I opened the hood, remove the plastic covers, can't find it. Do I need to go under the car to get access to it?
user1187968's user avatar
1 vote
1 answer
206 views

2011 Lexus RX350 showing error code B1479

2011 Lexus RX350's AC is NOT blowing cold air. Scanner showed code B1479. It's related to the "A/C Pressure Sensor Switch". However, some websites said this sensor is built into the AC ...
user1187968's user avatar
0 votes
1 answer
878 views

Can R-410A refrigerant be substituted for R-134A in cars?

Can R-410A refrigerant be substituted for R-134A in cars? Figure1-4:R-410A of Refrigerant Charging and Service Procedures for Air Conditioning
Geremia's user avatar
  • 207
1 vote
0 answers
39 views

New compressor stiff out the box

I just got a new compressor because I’m replacing everything in a contaminated AC system. So I’m replacing expansion valve, drier, condenser, evaporator, and of course the compressor, and cleaned the ...
Lucas Deane's user avatar
0 votes
1 answer
86 views

Are AC Compressor and Condenser Fans related?

First Post: My 2005 Honda Civic Hybrid stopped blowing cold air. We took it in to the dealer to have it serviced. The dealer replaced the AC Compressor with non-warrantied Honda parts. After about ...
user217686's user avatar
0 votes
1 answer
50 views

Mini Cooper R56

After changing the compressor, the compressor no function, I have refuel the refrigerant R134a into the system, but the compressor coil is not working which mean there is Currant to the compressor ...
Nazura Myusoff's user avatar
0 votes
0 answers
139 views

Car will not start unless AC is turned on

My car Toyota Corolla will not turn on unless my AC is in the on position why is that? If I get a jump the car will turn on but die immediately unless the air conditioner is in the on position
CiCi Araujo's user avatar
1 vote
1 answer
48 views

A/C issues that only occur at high speeds in Dodge van

I have a 1994 Dodge ram van B350 that was converted into a camper van by Roadtrek. I have this very odd A/C issue and would appreciate any input. So, it all started when I tried to find an ignition ...
Lucas Deane's user avatar
2 votes
1 answer
151 views

AC issue after repairs

2005 F350 Dually Diesel, had compressor clutch assembly and e-vap core replaced today, as well as a restrictor and 3 “0” rings.drove approximately 30 miles, and when we stopped and put in park (still ...
Erin 's user avatar
  • 21
0 votes
1 answer
32 views

Receiver drier gasket doesn't seal for 1995 Dodge Ram 3500 Van

My vehicle is a 1995 Dodge Ram Van 3500 with a 5.9L V8. It uses a receiver drier like this one: https://www.oreillyauto.com/detail/c/murray-climate-control/air-conditioning---heating/accumulator-...
Wren T.'s user avatar
  • 123
0 votes
1 answer
293 views

2020 Altima compressor Doesn’t Engage [B20C7-15]

I have A 2020 Altima Platinum, the compressor is not working, went to the workshop, gas is okay, compressor is fine, but they told me to change the IPDM, changed it “with the same code” the compressor ...
Sultan H's user avatar
2 votes
3 answers
84 views

Loud whirring from AC compressor fans

I've seen a wide range of posts related to this topic, which makes it really difficult to narrow down relevant information that is applicable to my case. I'm hoping to get a more definitive answer by ...
Arctiic's user avatar
  • 141
0 votes
0 answers
73 views

Using recirculate: will it cause more or less evaporator icing?

Speaking generally about automobile A/C systems, there are two main modes, normal and recirculate. Normal draws warm, humid outside over the evaporator coils and into the car. When using recirculate ...
Mike's user avatar
  • 101
4 votes
2 answers
773 views

AC stops blowing air after a period of time

After leaving the car off for a few hours, and starting it up, the AC always works 100%, the fans blow very nice cold air and it can last 20+ minutes. Sometimes it never stops working fully (yay) but ...
Enigma's user avatar
  • 141
0 votes
0 answers
17 views

upgrading to Dual AC set up. Land Rover Defender 110 year 2005

I will have to upgrade the AC Compressor for this Dual Set up. The second AC will be fitted on top of the backside door. Can someone recommend specifications for this AC compressor?
user77706's user avatar
0 votes
0 answers
24 views

Funny noise coming out my car AC

i've been getting this noise when i turn on the AC Sometimes the noise would come and go, and it's not heard most times It appears once in a while when i turn on the AC What could be causing this ...
salimsaid's user avatar
  • 161
0 votes
0 answers
128 views

Nissan Almera Air Conditioning Issue

I bought my car nearly 5 years ago, the air conditioning worked like normal for the first year. Then the next summer I would just get hot air. I never really bothered with it until last week. So I ...
Dave1UK's user avatar
  • 453
2 votes
1 answer
85 views

Diy ac topping up

I've never bought refrigerant before. So my question is: are refil ac bottles single use or can I get several topups from them?
phil haiselden's user avatar
1 vote
1 answer
46 views

Mechanical checklist before roadtrip

I'm planing to make a 4 day long road trip throughout Europe beginning in Scandinavia all the way down to Spain in the middle of summer and need some car advice. I've driven around with a small ...
Aden's user avatar
  • 81
0 votes
1 answer
44 views

2000 Buick V6 want to remove the air conditioner

I want to remove the exterior air conditioner parts from the motor because it’s in a convertible (compressor/radiator/hoses). Do I need seal the hose or anything else to worry with ?
Butch's user avatar
  • 1
0 votes
1 answer
27 views

2016 Traverse-OBDII readiness check

My air conditioner does not come on because I have a pin hole in the rear line. Will this affect performing a cycle to get the sensors to read
PPij's user avatar
  • 1
2 votes
2 answers
186 views

Heat Pump vs. Air Conditioning -- Especially in EVs

My understanding is that a heat pump (as a heat source) is essentially an "air conditioner running backwards" -- given that, and since air conditioning is an (almost) universal feature in ...
dlu's user avatar
  • 14.5k
1 vote
2 answers
274 views

Does my refrigerant recovery machine have a leak if the vacuum is lost over several hours?

I'm attempting to do some DIY car repairs from my driveway, and need to remove the vehicle's AC condenser. To do so, I need to evacuate the r134a refrigerant from the AC system. Apparently it is the ...
example6's user avatar
1 vote
1 answer
304 views

Clutchless AC compressor ( ECVDC ) driving with no gas?

These externally controlled variable displacement compressor's dont have a clutch and the internals are apparently always moving. Whats to stop (does) it just damaging/destroying itself if the system ...
Hayden Thring's user avatar
1 vote
1 answer
73 views

Does running the engine without using air conditioner significantly influence battery life?

Is there a tangible benefit to never using the air conditioner and will doing so increase overall battery life ?
fishbed's user avatar
  • 11
1 vote
2 answers
50 views

What is this thing here the AC is not working because of it?

I bought a Hummer 2 limo 2009. The AC stopped working and they traced that it's this thing that got burnt. We checked our local spare parts dealers and they don't know what it is, there is no writeup ...
Hither Joe's user avatar

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