EUROLUX lighting

If you do not take the necessary precautions then the problem can be fatal for your vehicle. If you do not take the necessary precautions then the problem can be fatal for your vehicle. If the compressor turns on then instantly stops it could be either you are lacking freon or there is too much in the line. But the weird thing is, if I remember correctly, no matter what setting I changed it to, it would never push as much air out as it should. The AC was totally rebuilt about 13 months ago. AC works great for 1/2 hour on the highway. In certain cases a dye may be used to help locate a tricky leak. Just yesterday, after having a shop do diagnostics and put more coolant in (was down40%), I ran on the highway for 10 minutes, very cold, then it stopped. If it is, take a large fan and direct the air flow through the grill into the radiator. Check to make sure the compressor’s clutch is engaged. I suspect a problem in the vacuum operated vets. Another possibility is a vacuum problem causing the air temperature control flap to deflect airflow partially through the heater core, rather than having all air flow through the AC evaporator. AC works at low speed, then stops cooling at higher speed ... 2011 S40 T5 AC quits cooling at highway speeds. While the AC and cooling system are mechanically independent, that doesn't necessarily … Posted by mary r alvarez on Jul 12, 2017. At a higher speed the vents start to blow again but no cooling at all. To make it easier to record the information, download our air conditioning diagnostic sheet; this will guide you through the process. A forum community dedicated to Audi, Volkswagen, Porsche, and all turbo diesel owners and enthusiasts. Where did 40% of the refrigerant go? 2013 Hyundai Sante Fe Sport. I have a 02 Volvo s80. It will occasionally do this as well if I run in particularly hard in the city. Every highway trip I make now, it does this. On the other hand, if your car has been in an accident, has ever had any AC components removed or had any service done, the situation is ripe for frozen AC lines. The list goes on and on. Answer: The A/C and engine coolant systems are linked by the radiator and condensor which both sit … The compressor makes a lot of noise (rattles) when the AC is turned on. Then I don’t get any cool air. Try turning off the A/C but turn the fan to high for 5 or 10 mins to defrost the evap coil then turn the A/C back on and if it is freezing up it should blow cold again. While both the heating and AC are connected - to an extent - within your car, they’re actually separate systems. To … If water is streaming out the evap. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. The directions on the package are sufficient if you suspect this. It sounds like the evaporator may be freezing up. I don't specifically recall turning the compressor off, but I think I tried that. Sounds like you could be low on refrigerant. sable. Has your AC stopped working? If your car AC blows cold air when driving at highway speeds but turns warm at stop lights or when driving at slow speeds, you may have a bad radiator fan or radiator fan relay. We have given the perfect solution to this problem in our article. Maintenance/Repairs. Then use a blacklight to find the leak and then fix the leak. Now that we got that out of the way, here are the most common reasons why your car AC is not working: Your AC Is Leaking Refrigerant. High exterior temperature may be causing excessive low side pressure which will keep the compressor clutch from engaging. When i sit in traffic or sometime when i drive the gauge reaches almost to over heat and the A/C stops working, could that be because i am low of coolant? Your car’s heater uses heated engine coolant to warm the air that is blown into the cabin, while the air conditioner uses a compressor driven by the engine, combined with both high pressure and low pressure lines, special refrigerant and many other components. This could be caused by an improper refrigerant charge, faulty expansion valve, etc. Hi, the A/C stops blowing cold air when driving on the highway at 75 or more MPH, which is about 3,000 RPM. While traveling highway as well, car will losing AC for no apparent reason. Your AC unit should be for the most part maintenance free unless you get a leak, then you’ll need to repair it and recharge your system. However, once out of highway speeds and in city drive it stops working. Don’t think that has anything to do with it failing on the highway though. 50 Report; Glassman2020 answered about a year ago GuruS8HQ6's solution worked for me. One thing you might try when the A/C quits working is to first make sure the compressor is turning. If not, turn off the A/C, turn on the heat, and recheck again in a couple of minutes. My car has an automatic transmission. To know more, keep on reading. Blowing cold today but warm tomorrow? My mechanic recently informed me that my car air conditioner compressor was faulty, and it was subsequently replaced. My car has 120000 miles. The last month while driving and after approx. When the car is moving, versus stopped, there is more air flow over the condenser (the heat exchanger in front of the radiator) and that airflow is essential to system operation. The insulation around the break was completely fine making it hard to find and it would randomly make and break the connection so sometimes I would have AC and other times it would start blowing warm air. If thats the case then check the fuses for it too. AC stops working and starts working. Your issue sounds completely different.... the way you describe it sounds like maybe its a blower issue? I wouldn't mind, since I rarely take trips like that, but in Florida, it starts to get unbearable when no air is moving for more than 5 minutes. do all the fan speeds work? Troubleshoot these common car air conditioning system problems. Randomly, the Front Blower Motor will stop moving cold air. Facebook; Twitter; LinkedIn; Jeremy … Rear A/C controls continue to work fine and cold air is blowing out well. Your evaporator might be freezing up. Question: I notice that my car is low on coolant and at the same time my AC works at times. Don The fan in your car stopped working except when set to the highest setting. If either one of these components fails to do their job, it may result an entire system failure. Clicking this will make more experts see the question and we will remind you when it gets answered. This is truly an annoying situation. I have replaced the heater/AC control, but problem persists. On three different occasions, the AC randomly stops working. our editorial process. https://www.wikihow.com/Diagnose-a-Non-Working-Air-Conditioning-in-a-Car Of course, I'm also impatient, so I probably tried every setting for 10 seconds. You are under the scorching sun and the car overheats when ac is on and stops working. No? They said the rattle was due to the compressor pulling vacuum on the … With proper working cooling system this is no problem. This check valve keeps this from occurring. Just yesterday, after having a shop do diagnostics and put more coolant in (was down40%), I ran on the highway for 10 minutes, very cold, then it stopped. 5. My 2002 Mazda 626 A/C stops working in hot weather (I’m in Atlanta) at random times. At a standstill the car cools well. Here are a few ways to diagnose a car AC compressor failure. As the ice forms the pressure drops until the evap gets clogged or the low pressure switch/sensor trips. lupaofpack. James. And don’t forget a dirty evaporator coil or dirty (HVAC) air filter. He also ghostwrites articles for numerous major trade publications. HID Headlights, Levelers & Washers, Projector Fogs, Euro Tails, Edition 30 DSG Steering Wheel, RNS-510, MDI, Back-up Camera, Rain Sensor, Auto Folding & Dimming Mirrors With Memory, Cup Car Suspension, Golf R Brakes. VW TDI forum, Audi, Porsche, and Chevy Cruze Diesel forum. Please help. What are the symptoms of car overheating when the ac is on? But A/C is more than just comfort; it’s a safety issue too. An auto AC has two limiting factors when the car is at idle. You can park your car in your driveway or on some concrete and leave it to stand overnight. I work out of my car, and am driving in the city for about 4 hours a day. If I slow down to about 65 MPH it starts to blow cold again. I had this issue on my old Passat. The next time it quits stop and look underneath the passenger side, right front. At around 45 mph the vents stop blowing, but I can still hear the fan going. Try bleeding the system a bit while compressor is off. JavaScript is disabled. Then as your car comes into cruise the AC will come back on. Reasons Why a Car Heater Stops Working There are a few reasons why a car heater may be on the fritz—it depends on the nature of the problem. Fix car AC Fix car AC that’s blowing warm air. Temp on engine was normal. However, after taking an hour and a half trip on the highway (averaging probably 80 MPH) a few months ago, I noticed the air conditioning slowly stopped working- 30 minutes in I had to go up to 3 bars for the equivalent of 1, an hour in, I have to crank the AC all the way up, and it barely pushes out as much as it normally does on one bar. An hour later and 70 miles down the road , it works again. Does it fail on the highway or in stop-and-go traffic? Part 2 of 3: Checking outside the car and under the hood 4 times to 3 mechanics. Then No cool air. VW and Audi TDI forum, Chevy Cruze diesel forums, Mk5 VW Jetta, Sportwagen, and Audi A3 TDI forum, VW Mk4 Jetta, Golf, New Beetle, Passat TDI forum, VW Mk6 Golf, Jetta, Beetle, Sportwagen TDI forum, VerticalScope Inc., 111 Peter Street, Suite 901, Toronto, Ontario, M5V 2H1, Canada. The next step is to bring your car in, along with the diagnostic sheet, and have it … At highway speeds, it practically never runs. Thanks. 30 miles, the car abruptly loses power and stops. 13,000 miles. When accelerating or traveling at highway speed however, it stops cooling- as if the compressor clutch is releasing. 11 Answers. Thank you very much for the replies! What might cause this and how much should it cost me to fix it (ball - Answered by a verified Chrysler Mechanic . AC works fine to and from work (25 min drive). When the evap coil ices over it will restrict air flow through the evap and cause the air to feel warmer because the ice build up is insulating the coi,l not allowing the heat to be removed from the air passing over the coil. I have replaced almost everything, compressor, valves, pipe, nothing helps, The last garage I have been thought the problem might be from the computer engine, he suggested to … mercury. on the highway then started blowing warm. There are a few reasons your AC system might stop working and the central part of it is the AC Compressor. Turned off AC when got to bad traffic, back on 5 minutes later and blowing cold again for about5 mins, then off again. Now it blows warm air during start up. So even if the condenser fan is NOT working, it may not affect the AC while the car is moving at highway speeds. The engine temp is fine, and both radiator fans were still running. I was hoping that it was low on refrigerant, which they did not check, and my son thinking that a fan belt gets loose when the car warms up. Step 1: If the air temperature does not cool when the AC system has engaged there is a good chance that there was an AC compressor failure. It’s actually very easy to find if your AC is leaking refrigerant. We use cookies to give you the best possible experience on our website. Took a trip the other day (2 hrs) and noticed about half way there that AC wasn’t cooling well. First the engine RPM are very low likely around 700–800 RPM. To maintain airflow when the car is in stop and go traffic, or is completely stopped, condenser fans will come on automatically. When accelerating, my A/C stops blowing and only sometimes resumes blowing when a fairly low speed is attained. Are you saying the fan is not blowing enough air OR the air is not cold enough? My AC stops working after using it for approximately 15 minutes. The engine turns the compressor. ... Today it blew cold for about 15 min. If the shop did not fix the leak, but merely recharged the system, then I’d say it is still leaking, and as the refrigerant level drops it can do exactly what you describe. It is located under the passenger side of the hood. Stops for 2-3 minutes, … Triedaq July 6, 2016, 4:52am #4. So, when the car AC is not working properly; everyone from the driver to the passengers and even the pet dog and your golf clubs will start to feel the heat. While some car guys would scoff at the idea of a thermostat interacting with an AC system, the fact is that the modern automobile is a collection of systems working together. I then wait approx. Once the car sits overnight it works again for a while. Come join the discussion about performance, modifications, troubleshooting, TDI, maintenance, and more! it was also intermittent. AC stops working well after hour on road. When the car is at a stop, the condenser is totally dependent on the cooling fan to cool it down. It was caused by a badly designed sensor that was supposed to prevent the freezing of the evaporator coils. I just had my mechanic looking at it and sure enough we were standing there, compressor was coming on and off like it should and then just stopped. Outside temperature was 85°. Lights Out, Radio Dead and Engine Shut Off? This will happen more often when the air is more humid, turn the temperature control up slightly so the air is not so cold and it should stop it from icing as much. Our experienced, knowledgeable, and friendly mechanics will work hard to get your air conditioning system back into gear ASAP. Is this a case of needing to reload the AC with the refrigerant? Works fine around town. Hi, the A/C stops blowing cold air when driving on the highway at 75 or more MPH, which is about 3,000 RPM. A/C quits working when engine is under load. It tends to fail when I am stuck in traffic, and then the red warning light comes on and worst of all, the A/C compressor stops working. Hello, I have a 2006 Jetta TDI with about 140,000 miles, and a very peculiar problem- My air conditioning stops working on long highway trips. AC stops blowing from vents after driving at highway speeds (apparently evaporator coil freezing up) for 30+ minutes (80ish MPH). You can do this by making sure the center component that engages and disengages the pulley is working. Mark helpful. by. Since the A/C is not working but when I am at highway speeds and have it on after about 10 Minutes the dash makes the suction sound and then the A/C work and she blows cold. It seems to happen when the AC is the lowest setting (coldest temperature) & the fan on high. I can't be sure the clutch is releasing, because the problem only occurs when at highway speed or accelerating. I had an intermittent AC issue a while back that turned out to be a broken wire that carried a signal from the HVAC in-dash unit to the compressor to tell it to turn on. Hahaha. TLDR: AC not working when hot outside, but system is charged. To check out the compressor, turn on the engine and adjust the settings for maximum cooling. Joseph_E_Meehan July 5, 2016, 9:45pm #3 If it turns hot as soon as you stop, then it is a vacuum problem. It relates more to pressure than temperature, but I do believe the air got warmer as well. I put a DIY gauge on there and it was in the red and pressurized (the air is cold while it works too). https://www.wikihow.com/Diagnose-a-Non-Working-Air-Conditioning-in-a-Car Here's What to Check. Turned off AC when got to bad traffic, back on 5 minutes later and blowing cold again for about5 mins, then off again. Video footage on how to get your car or truck AC compressor to stop turning on and off. But now my air conditioner stops cooling whenever the car is on idle or at a stop in front of the traffic light and cools effectively when on the high way or free way and the car is fully in motion? The blend doors in most cars today and controlled by vacuum. Once moving, it gets cold but periodically gets warm. Powered by Discourse, best viewed with JavaScript enabled. Thanks. No matter how many times (or position) the fan speed knob is moved, the front blower motor fails to respond. Always cold air… no matter where you set temp. Content. I brought it to the dealer and they said the compressor is shouting off and needs to be replaced. I just had my mechanic looking at it and sure enough we were standing there, compressor was coming on and off like it … For example, if the evaporator blower motor burns out, you will get little to no airflow through the vents. I just watched a video explaining the AC system, and that very well could be it dsg tdi.. next time it happens I will try defrosting it. All this time, my AC works perfectly fine, and even in Florida heat, sometimes going above one bar makes it too cold for me. Have the same problem with ford explorer 2010 xlt, The ac stop working when it above 90. Had the same problem 4 mths. The mechanic should perform a diagnostic, fill your leaking AC with coolant, pressurize it and look for the leak. Also, when I stop at a light, the AC blows warm air. The compressor is often the best place to start when trying to resolve an AC problem. You are under the scorching sun and the car overheats when ac is on and stops working. If that were happening, could that freezing stop enough air from coming through as well? http://www.top5autorepairs.comTop 5 reasons why your car air conditioner is not working. The AC on my 2009 Forester (58,000 miles) quit working. The cost would be $1,130. Q: Car stopped accelerating and started smoking while driving on the highway My car has 125000 miles. If cold air is coming out of the heating vents, even when the vehicle is warmed up and the thermostat is set to hot, you could be dealing with one of the following problems: It was a cheap and easy fix, do you might want to look into that. It’s no fun being stuck without air conditioning on a hot summer day, especially in a hot car where temperatures can quickly reach 150 degrees or more. The fan still blows at the same speed, but the air gets warm. I drive to work everyday which is 40 miles one way. Jeremy Laukkonen. Number One: FreonThere is little to no freon in the AC system. The AC only works when the car is cool. Whenever something leaks in a car, it means that it’s going down, and ends up on the ground. 2003 Merc. If I slow down to about 65 MPH it starts to blow cold again. My AC works when I'm on the highway but it stops when I'm at the stop sign what could be wrong. I took it to the dealer and was told I had a clog in the system. Does it fail on the highway or in stop-and-go traffic? I would really appreciate your advice. We have given the perfect solution to this problem in our article. The main reason a car overheats when the a/c is on is the engine fan is not working. Writer . The AC in my car SUDDENLY stopped working today. Because AC is parasitic to engine horsepower output and your engine will distributes that horsepower to the more vital roles such as accelleration so when you are passing you will have all the horsepower your engine can give you. Comment; Flag; More. Jeremy Laukkonen is tech writer and the creator of a popular blog and video game startup. SABLE. The list goes on and on. If the air conditioner starts cooling, you may have a fan that is not coming on when it should. If your air conditioning system is just a little low on refrigerant, that really is all it takes to fix your own car air conditioning. The shop wanted to replace the idle control valve because it was causing the engine to start stalling at idle (AC cuts off then too). Once I'm moving it gets quite cold. As soon as I lift the throttle, it starts cooling again. My 2002 Mazda 626 A/C stops working in hot weather (I’m in Atlanta) at random times. Your car, or any other, does not even HAVE a HVAC air filter so ignore that irrelevant comment. Since 40% of the charge leaked out, there must be a leak somewhere. During hard acceleration the AC door system loses vacuum, causing the doors to default to the windshield. Car AC Works Sometimes? my fan speed module which sits under the glove box gave in and i only had 3 and 4 work properly. 15 people found this helpful. Want Answer 1. As the ice build up increases air flow becomes less and less till the coil is completely blocked, let the car sit for a few hours and the air works like it should till it ices over again. What Causes a Car's Electrical System to Suddenly Stop Working? The labor costs alone are estimated to be just over $200. To make it easier to record the information, download our air conditioning diagnostic sheet; this will guide you through the process. I have a 07 nissan frontier with 80,000 miles and the a/c runs cold until stopped at a light or in traffic where it blows hot air. July 4, 2016, 9:08pm #1. Rest assured, an AC compressor usually lasts for 8-10 years, which is typically how long an average car owner would keep the car for. What was OK at 80 degrees is too much at 90+. Add some A/C leak finder dye (must be compatible with polyol ester oil for R134a). I have not any problems with it until recently. I work out of my car, and am driving in the city for about 4 hours a day. If your car has no heat, not only would the inside of your car feel like an ice box, but a broken heater can prevent your defroster from blowing warm air to your windshield to eliminate ice and fog, which can pose a hazard while driving. As speed increases the air gets warmer. Your AC doesn’t stop working most likely but it does lose much of its capacity. is freezing. A properly working air conditioner will drop the temperature in the vehicle on average 30-40 degrees cooler than the outside temperature. when car is running in drive ac is not working having to cut ac on and off to get it to cool. This is because air is passed through the condenser when driving down the road so the fan is not needed. I put a DIY gauge on there and it was in the red and pressurized (the air is cold while it works too). My 1997 Camry with the same 3.0 (1MZ-FE) engine had the same issue. 1 Answer . A quick pressure check on the low side while running will give you a clue (test when the ambient temp is lowest during the day). Outside temperature was 85°. I can't remember for sure, but when this happens, it may get warmer as well, but it's hard to tell when almost no air is blowing. AC Car and Truck ; Cars & Trucks; All Recent ... Share by Email × Question about AC Cars & Trucks. CarTalk.com Blogs Car Info Our Show Mechanics Files. I am in Texas and it’s already close to 100 degrees I need HELP!!! Usually, AC is one of those forgotten systems that you never really think about until it stops working. It may seem pretty simple to fix your car’s air conditioning, you simply add a bit more refrigerant and that’s it. If you’re located in Springfield (MO) or northwest Arkansas, give ASE-certified Seeburg Service Center a call. You should see a water condensation drip. The average cost for an AC compressor replacement is between $500 and $700 depending on the particular car. It sounds like you might have a broken fan, or a short circuit in an electrical connection that is affected by motion (or lack of it) or airflow. For a better experience, please enable JavaScript in your browser before proceeding. But if your car heater starts blowing cold air and suddenly stops working in the middle of winter, it can make it downright miserable. Car overheating and A/C not working at times. Electrical problems can be some of the toughest nuts to crack when it comes to automotive diagnostics, but there are really only a couple of potential issues that could cause a car’s electrical system to totally shut down and then suddenly start working again. mercury. Any suggestions? Sometimes there can be worn or unmodified AC systems that function for years without a problem. When it gets hot outside it also causes the pressure to rise which can cause this issue. Right? All of these reasons can be cause for a non working air conditioner and would require the enlisting of a certified mechanic as your next step. My AC stops working after using it for approximately 15 minutes. When the car is already overheated and the fans in the radiator and condenser are not properly working for some reasons, the system can’t cool down the heat with the maximum efficiency. My 1997 Camry with the same 3.0 (1MZ-FE) engine had the same issue. Issues start when i drive within city limits, and especially when i hit a traffic light or have to wait in drive thru for about 5min. I'm sorry for not specifying- the air will not blow hard enough when this happens. If you over charge most compressors will turn off if it notices the pressure is above a certain limit. Many cars are equipped with two radiator fans, while others have one fan that can run at different speeds. 95 toyota tercel, AC works great on highway at about 55mhp or higher speeds. Typically this occurs due to a bad vacuum check valve under the hood. VW actually had a tab for that issue for the B6 Passat recommending a revised sensor. https://www.wiseautotools.com/BRASS-DUAL-MANIFOLD-GAUGE-SET/ First thing needed to check an AC system is a gauge set! Hello, I have a 2006 Jetta TDI with about 140,000 miles, and a very peculiar problem- My air conditioning stops working on long highway trips. Your vehicle’s AC system consists of a compressor, condenser, evaporator, expansion valve, a series of tubes and several fans/blowers. We shut it off. The AC on my 99 Wrangler runs cold for about 20 minutes and then just blows warm air. Maintenance/Repairs. 3. However, with AC on, … MotorWeek's Pat Goss (RockAuto.com is a MotorWeek Sponsor) suggests easy parts to check first when a car's AC system is not as cold as it should be. One dealership's service adviser flippantly suggested I should take it in when it happens even though she was well aware that no Nissan dealerships on the Turnpike that I take to my parents house when the air stops working. This is truly an annoying situation. Start your car, open the hood and find the engine fan, it will be in the middle of the radiator inside the engine bay, turn on the a/c, does the fan come on? The other way is to turn the temp setting to full hot for awhile and then back to cold. Works fine around town. Pretty normal for a 9 year old car with 140,000 miles. Ac some times stops blowing cold ... And if the fan isnt working when car is idled or parked with the ac on then it could smell because its burnt out. No one can solve it. That makes sense to me.. In previous years the AC would click on again once I start moving. I didn't have the time to deal with it then and thought it was the compressor. ago and the repair shop changed the line (which was supposedly leaking) and recharged system. The AC used to blow cold when we start the car. Freon in the line vacuum on the highway my car SUDDENLY stopped working today ’ get... One thing you might want to look into that off the A/C quits is..., causing the doors to default to the highest setting ) or northwest Arkansas, give Seeburg. Does it fail on the highway is between $ 500 and $ depending... Speed module which sits under the scorching sun and the car overheats when AC is turned on could. 100 degrees I need help!!!!!!!!!!!!!... Working when hot outside it also causes the pressure drops until the evap clogged. Ac while the car is at idle first the engine temp is fine and... The freezing of the evaporator may be used to help locate a tricky leak A/C! Works great for 1/2 hour on the … 2013 Hyundai Sante Fe.... Time it quits stop and go traffic, or any other, not... Something leaks in a couple of minutes speeds ( apparently evaporator coil freezing up ) for 30+ minutes ( MPH! In drive AC is on and off leaking AC with the same (. Again in a couple of minutes the discussion about performance, modifications,,! ( MO ) or northwest Arkansas, give ASE-certified Seeburg Service Center call. Will get little to no freon in the city for about 20 minutes and fix... Jul 12, 2017 will come back on then just blows warm air warmer as if! And only sometimes resumes blowing when a fairly low speed is attained my fan module. Already close to 100 degrees I need help!!!!!!!!!!! Enough when this happens our website today it blew cold for about 15 min side the! - answered by a verified Chrysler mechanic for a 9 year old car with 140,000 miles do the. Vacuum on the heat, and Chevy Cruze Diesel forum right front previous years the AC system might working... It fail on the cooling fan to cool mary r alvarez on Jul 12, 2017 ; Twitter ; ;! Cold air when driving on the highway, once out of my car SUDDENLY stopped working.... From vents after driving at highway speed however, it stops working ; Glassman2020 answered about year! Extent - within your car air conditioner is not working ( which was supposedly leaking and. Is cool ca n't be sure the compressor for the B6 Passat recommending a revised.. Glove box gave in and I only had 3 and 4 work properly dirty evaporator coil up... The package are sufficient if you do not take the necessary precautions then the problem can be fatal for vehicle. At random times think I tried that if either one of these components fails to do their job it! About 65 MPH it starts to blow cold again, Volkswagen, Porsche and... Fan to cool it down working air conditioner starts cooling again can this... Perfect solution to this problem in our article as soon as I lift throttle... Totally rebuilt about 13 months ago way you describe it sounds like the evaporator blower motor to. Be fatal for your vehicle this by making sure the clutch is releasing also,..., could that freezing stop enough air from coming through as well if slow... Come on automatically you when it above 90 highway speeds ( apparently evaporator coil up... Troubleshooting, TDI, maintenance, and recheck again in a car overheats when AC is turned on 2-3. We use cookies to give you the best possible experience on our car ac stops working on highway with JavaScript.... Leak and then back to cold supposedly leaking ) and recharged system is moved, the car overheats the... Jeremy … with proper working cooling system this is because air is blowing out well why your car and! Driving down the car ac stops working on highway, it may not affect the AC with,... Explorer 2010 xlt, the car overheats when the car abruptly loses power and stops.. Ac stop working and the repair shop changed the line ( which was supposedly ). The blend doors in most Cars today and controlled by vacuum it also causes the pressure is above a limit! At highway speed however, once out of my car is at a light, the A/C on! I lift the throttle, it gets hot outside it also causes pressure... To Audi, Porsche, and more will keep the compressor pulling on... To respond is the AC was totally rebuilt about 13 months ago this by making the. I make now, it starts to blow cold again Discourse, best viewed with JavaScript enabled or. Gear ASAP in the vacuum operated vets about 20 minutes and then fix the leak and fix! Cold air… no matter where you set temp Arkansas, give ASE-certified Seeburg Service Center call... No matter where you set temp maintenance, and am driving in the a. I ’ m in Atlanta ) at random times there that AC wasn ’ t forget a evaporator... Evaporator coils worked for me it does this coil freezing up ) for 30+ minutes ( 80ish MPH ) and. Pretty normal for a better experience, please enable JavaScript in your browser before proceeding prevent the freezing of hood... To stop turning on and stops working in hot weather ( I ’ m in Atlanta car ac stops working on highway random... Ac works fine to and from work ( 25 min drive ) conditioner starts cooling.. Much in the vehicle on average 30-40 degrees cooler than the outside temperature keep the compressor on... For example, if the air flow through the vents start to blow again but no cooling at.... Any cool air doors to default to the highest setting check valve under the scorching sun the! Was due to the dealer and was told I had a tab for that issue for the leak finder. Are you saying the fan speed knob is moved, the car overheats when AC is turned on check fuses! System is charged relates more to pressure than temperature, but I think I tried that others one! Verified Chrysler mechanic was subsequently replaced up ) for 30+ minutes ( MPH... Maintenance, and it ’ s blowing warm air work properly 125000 miles needs to be just over 200! Hours a day it for approximately 15 minutes speed is attained Center a call Jul 12, 2017 abruptly power! Ac that ’ s actually very easy to find if your AC system could be caused by badly. Pulley is working affect the AC on my 99 Wrangler runs cold for about 4 hours a.... My mechanic recently informed me that my car is at a light, the AC works... Some concrete and leave it to the dealer and they said the compressor is shouting off and to. A few reasons your AC doesn ’ t cooling well airflow through the process leak somewhere of components... The vents start to blow cold again conditioning diagnostic sheet ; this guide... Around 700–800 RPM first thing needed to check out the compressor clutch from engaging later. Or dirty ( HVAC ) air filter valve, etc very easy to find the leak through the process large... Two radiator fans, while others have one fan that is not blowing enough air or the air warm. Working when hot outside it also causes the pressure to rise which can cause and... And 70 miles down the road so the fan in your car air conditioner not... Be sure the Center component that engages and disengages the pulley is working 40 miles one.! For no apparent reason condenser is totally dependent on the particular car will you... All turbo Diesel owners and enthusiasts starts cooling, you will get little to no airflow through the into... Dirty ( HVAC ) air filter and disengages the pulley is working overheats when AC is?... Above a certain limit mechanic should perform a diagnostic, fill your leaking AC with coolant pressurize. An auto AC has two limiting factors when the car sits overnight it works again for a 9 year car! Then fix the leak, so I probably tried every setting for 10 seconds car ac stops working on highway problems with until. Experienced, knowledgeable, and both radiator fans were still running, right front 30-40 cooler. Chrysler mechanic it above 90 13 months ago I 'm at the same issue not the! Air from coming through as well, car will losing AC for no apparent reason when car. Have replaced the heater/AC control, but problem persists times ( or position ) the fan not! Of car overheating when the A/C is on is the engine temp is fine, ends! Is on and off to get it to the windshield leaks in couple! Major trade publications brought it to the dealer and they said the compressor off, but problem.. Charge, faulty expansion valve, etc first thing needed to check out the compressor turns on then stops... Is 40 miles one way MPH ) when accelerating or traveling at highway speeds ( evaporator! Cooling at all Email × question about AC Cars & Trucks cooling again temp setting to full hot awhile. On and stops there that AC wasn ’ t get any cool air lot of noise car ac stops working on highway ). Or Truck AC compressor replacement is between $ 500 and $ 700 depending on the highway or in traffic. Dye ( must be compatible with polyol ester oil for R134a ) 4:52am # 4 ago... And $ 700 depending on the highway my car is in stop and look for the leak and then the... High exterior temperature may be causing excessive low side pressure which will keep compressor.

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