I can still feel icy cold air, just no fan to blow it. The oncoming air is cooled by the evaporator, then sent out the vents of the dashboard, and right onto your face. Air conditioning is one of the greatest perks of modern motoring that is simply taken for granted. A general bad odor is common when the A/C’s air filters are blocked with dirt and grimy water. Private . To avoid issues with your BMW overheating, you’ll need to have the source of the leak located and repaired. My F30 was brought in for a typical schedule II inspection and oil change. BMW cars aren’t known for having air conditioning problems, but if the air isn’t blowing cold when the temperature rises, that doesn’t matter for much. If the air doesn’t blow at all, an electrical problem could still be the cause of the issue. But I can hear it. Is the air coming out adequately? my bmw 5 series 2013 model is giving me problems with the air conditioning. Where to Take Your BMW for Suspension Repair in Carrollton. 3) Climate control problem inside the vehicle. Viewed 6k times 6. But of course, all these great perks can be lost without the correct maintenance. You might not have any air coming out at all—or at least it may seem that way. We have the solution. The problem may lie with a broken part. BMW vehicles are especially advanced when it comes to driver comfort, and their air conditioning systems are no joke. A BMW repair shop may put a UV dye in the refrigerant to see if the A/C system has any visible leaks. BMW F30 / F31 3-Series Air Conditioning & Vents, Page 3 (This page covers: A/C Evaporators and Parts, A/C Line O-Rings, A/C Schrader Valves, A/C Valves, HVAC Motors) ... Usually, then a fan blows air over the evaporator. what else could it be. Recharging the freon in your AC system is an inexpensive and easy first step to restoring the cooling capacity of your A/C system. ● broken or jammed dial stuck in the off position ● stuck valve The professionals here at Santa Barbara Autowerks specialize in German-engineered vehicles like BMWs. A chemical-type smell that is vaguely sweet indicates a coolant leak. Post Reply Thread Tools: Search this Thread 10-03-2017, 07:22 AM #1: HaloEyes. As we mentioned before, Freon leaks can cause your air conditioner to produce only warm air—or at least not cold air. In hot temperatures, air conditioning is critical, as it provides us relief from the heat. This is true inside our homes, businesses, and of course, our cars. Asked by greg9956 Apr 20, 2013 at 10:44 PM about the 2004 BMW 3 Series 325i Sedan RWD. Worst still, if your A/C continues to blow when the engine is off, you’ll end up with a dead battery too. I just purchased a 2017 320i two months ago and I am having issues with the air conditioner blowing. At Ultimate Bimmer Service of Carrolton and Dallas, TX, we’ve spent years caring for the Bimmers of Texas and know the quirks and kinks of every model on the market today. Air conditioning allows you to keep the windows up and exist in your own quiet and comfortable cabin, if you wish. ● blockages in the air condenser The service of evacuating and recharging this system may be all that is needed to get that air blowing cold from the vents in your BMW. I have a 2008 bmw m3. When the air conditioner in your 2013 BMW 335i xDrive starts blowing hot air, you likely have a freon leak. BMW 3-Series and 4-Series Forum (F30 / F32) | F30POST > 2012-2019 BMW 3 and 4-Series Forums > General F30 Sedan / F32 Coupe / F36 Gran Coupe Forum > AC started blowing warm air mid drive, HELP please!! Diagnosing air condition system issues in a BMW is not much different from that of other cars. Active 2 years, 7 months ago. This is most common in older cars and those who use the A/C infrequently. Hello, I have a 1994 318i bmw and the air conditioner just quit blowing cold air. My 2003 BMW 330i has a problem with the a/c. It can leave you relying on the old fashioned cooling method of rolling the windows down for air circulation. What Can Go Wrong in Your BMW’s Transmission System? When it comes to air conditioning problems, these are the three most important questions to ask yourself: If after turning on your air conditioning to full blast you notice that nothing happens at all, it could be simply related to an electrical switch issue with the air conditioning button. The heater blows warm air but definitely not common... First things first.....You must have the air conditioning system hooked up to an a/c system machine and then checked for leaks and also read low and high side pressures. ● faulty selector switch ● the a/c controller has shorted There are several different possible causes of air conditioning failure, and this elicits the need for a professional BMW mechanic to perform a differential diagnosis. If after turning on your air conditioning to full blast you notice that nothing happens at all, it could be simply related to an electrical switch issue with the air conditioning button. These are the two most common reasons for air conditioning failure in a BMW vehicle, or any vehicle for that matter. To get best results, you have to be moving at least 30 mph - stop-and-go traffic is not the best place to be cooling off your car. A differential diagnosis is a method that automotive professionals use to find the cause of the problem the client is currently experiencing. ● faulty wiring If I choose AUTO I get cold air out of the driver and passenger side but ambient temp from the center ones. when you put it on its blowing but the air is hot have tried to regulate it several times and its still not working well.the back passenger left is not cooling also, but the right is cooling. The blower final stage fan resistor is known to fail. While there are a variety of reasons your BMW 328i air conditioning won't work, the most common 3 are a refrigerant leak, an electrical climate control issue, or a problem with the air conditioning compressor. The AC doesnt blow cold (on cool days it blows cool temperature but not common A/C Cold Air, Hot Days it blows Warm/Hot Air). Below, … Fans aren't enough. This odor … I bought the car back to my mechanic, asking them to … Neither the A/C or heat will not blow air when I turn them on. I have a 2003 BMW 745Li with approx 130k mi and recently my air conditioner has stopped blowing cold air (still blows normally). Call us today for a convenient appointment. If you are concerned that your air conditioning system has begun to recently fail or malfunction, please contact our shop to schedule an appointment as soon as possible. Common causes of this issue include: ● overheating system An A/C that is stuck on all the time doesn’t just make driving uncomfortable, it also costs you money. If your A/C smells damp, then you likely have a buildup of mold and mildew in your A/C. ● the blower resistor has shorted out Real Carbon Fiber Rear Air Vent Outlet Cover For BMW 3 Series F30 GT F34 2013-19. When it comes to your air conditioning system, different parts produce similar results when they start to fail. ● the blow control unit has shorted. ● air conditioning won’t turn off. ● the control dial is broken or jammed in the on position In hot temps and while I am driving several times the air conditioner has stopped blowing. This was when the issue started. I took it to the dealership. This points to part failure and is most commonly caused by one of the following: ● damage to the cooling fans Air Conditioning & Vents for BMW 3-Series F30/F31 (2012-2019): A/C Sensors, Regulators and Actuators, A/C System Service Kits, Cabin Air Filters Symptoms are the heater fan speed varies regardless of the setting, the fan will not turn off when the car is switched off, or the fan will not switch on at all. Don’t be stuck with smells, heat, cold, or lackluster cooling. $12.99. It can also cause other frustrations, such as preventing you from defogging your windows. Furthermore, in heavy traffic conditions they tend to make life a lot more bearable. Getting the heart of the matter is easy for expert technicians, and if you keep on top of your servicing schedule, you will likely find that you never need to worry about cooling or heating issues. I don't feel any air coming out of the vents. Recharging the freon in your AC system is an inexpensive and easy first step to restoring the cooling capacity of your A/C system. 119 people reported this problem. That’s why when the air conditioning system in your BMW begins to malfunction, it can be quite upsetting. Rep. 56. Your air-conditioning system may be low on refrigerant. Isolating the source of the problem is important in order to save time and money in repair work. Bad Smell. A working A/C means that you can drive in comfort no matter the weather or the terrain or conditions outside. ● compressor failure. Free shipping This can be just as bad as having an A/C that won’t turn on. For instance, there is a sequence of questions one might ask themselves when trying to isolate the specific part of the BMW that needs replacement or repair. If I choose front and floor vents I get nice cold air from the driver, passenger and front vents but very hot air from the floor vents. Noticing signs of dwindling air conditioner performance can be helpful, but sometimes these things seem to happen completely overnight. ● the refrigerant is running low. We have maintained and repaired countless numbers of BMW cars in the areas near beautiful Santa Barbara, CA, where driving a BMW is especially warranted. If the system that operates the heating, ventilation and air conditioning system fails to operate properly, then the under hood components may not be turned on or off properly, keeping the cold air from being produced. No one wants cold air blasting in the middle of winter, even if you’re one of those rare folks wearing short sleeves in December. Question type: Maintenance & Repair A thorough inspection of your air conditioning system will quickly detect a Freon leak and can quite easily be traced back to where the leak began. ● fan burning out The compressor was checked by jumping a wire to it and it comes on and cold air will start blowing. After the standard inspection and oil change, I drove off, then I started to notice white smoke oozing out of my front hood. Freon is the fluid that circulates through your air conditioning system and causes the air coming out to be cool. I have connected the cheap P.O.S air conditioning gauges to … We look forward to restoring your BMW to its most comfortable self again. This fault tends to occur for one of the following reasons: ● a loose or faulty ribbon cable ● electrical faults B. In fact, there is a series of steps to follow and questions to ask before you bring the car in to a professional. They all appear good. I don't know if there are any other fuses or re … read more A/C Evaporator. ● air conditioning unit blowing hot air instead of cold Most refrigerants include a leak sealer that will seal small leaks in addition to filling the R134a refrigerant. ● air conditioning won’t turn on I checked fuses 6,77,and 88 in the glove box. In this article, we’ll be looking at some of the common faults you may find with your BMW’s A/C system.The most common A/C faults that BMW drivers experience include: ● air conditioning odor $14.43. There are lots of reasons why your air conditioning might start to smell, such as: Mold or Bacteria. If you turn off the ac for an hour or so, in warm weather, the ice should melt and your airflow will be normal, and cold for a while, when you restart the a/c. The air compressor is what generates power, causing the air to blow through the vents. If your BMW is experiencing air conditioning failure, the following information might be helpful for you to know. Does the air conditioner blow air at all? Fault 1: Air Conditioning Odor. However, if air blows even the slightest bit but is weak, then the problem could be traced to the blower motor or HVAC blower. ● blown fuses Shop our wide selection of BMW Heating & Air Conditioning for your BMW X Series E70 (2007-2013) BMW's a/c seems to have relatively weak auxiliary fans. It has recently been really hot and to my surprise on the hottest day of the year my ac was not working. This is most common in older cars and those who use the A/C infrequently. In other words, when your AC unit stops blowing air or only blows warm air, there could be multiple explanations. The button on the dash lights up with pressed and we checked the r134 there is plenty in it. A general bad odor is common when the A/C’s air filters are blocked with dirt and grimy water. ● the blower motor relay has shorted ● blocked air ducts ... BMW 3 series 320D ac blowing hot air. There are lots of reasons why your air conditioning might start to smell, such as: If your A/C smells damp, then you likely have a buildup of mold and mildew in your A/C. Reasons for Leaks from Your BMW’s Oil Filter Housing and Gasket, There are a number of parts under the hood of …, Replacement of a Broken Radiator Cap in Your BMW in Carrolton, Any problem that comes up with your trusted BMW can …, Ultimate Bimmer Service 1700 Surveyor Blvd. Suite #114 Carrollton, TX 75006, Copyright © 2020 Ultimate Bimmer Services, Bmw Electrical System & Electronics Repair, have your A/C back up and running in no time, Recognize Common Electronic Problems in Your BMW, The Negative Impact of a Clogged Fuel Pump to Your BMW’s Performance, Reasons for Ball Joint Failure in Your BMW in Carrollton, How to Fix Your BMW’s Wheel Vibrations in Carrollton. Air conditioning systems make life a lot more comfortable. 4. It’s likely your evaporator coil is frozen over with ice, generally a result of slightly low refrigerant charge. BMW is experiencing air conditioning failure, professionals here at Santa Barbara Autowerks, The Best Service Center in Santa Barbara for Your Audi’s Vibrating Steering Wheel, Different Factors for Tail Pipe Issues in a Mini, Replace a Clogged Air Filter in Your Mercedes by Trusted Mechanics of Santa Barbara, Leading Causes of a Worn Out Harness in Your BMW, Expert Repair of your Audi’s Faulty Emission System in Santa Barbara. They said the line was frozen and they fixed it and adjusted the temp control. While some cars are known to have a more feeble A/C than others, you most certainly shouldn’t settle for lukewarm air. If the temperature of the air coming out of the vents is warm or not cool at all, then the issue could be related to a Freon, or refrigerant, leak. We can have your A/C back up and running in no time, saving you money, stress, and discomfort in the long run. If your condenser fan is not working, the system may not work properly also. The A/C takes fuel to run, so if you’re using it constantly, your BMW will achieve fewer miles per gallon than usual. If the air compressor begins to diminish in performance or is in need of repair, it could cause the flow of the air coming through the vents to be extremely dampened. 39 comments. When the air conditioner in your 2014 BMW 320i starts blowing hot air, you likely have a freon leak. Gas leaks can be very dangerous, so if you smell fuel when turning on your A/C, have the matter addressed quickly. Before this the fan would work fine but the AC would not … This odor can get pretty bad, which is why switching out the filters is important. Since air conditioning in your BMW is essential, especially during summer months, we always make it a point to inspect air conditioning parts routinely throughout the year so that our clients are never left without working air conditioning. ● obstructions in the internal workings of the a/c It has recently been really hot and to my surprise on the hottest day of the year my ac was not working. While there are a variety of reasons your BMW 128i air conditioning won't work, the most common 3 are a refrigerant leak, an electrical climate control issue, or a problem with the air conditioning compressor. Ask Question Asked 4 years, 2 months ago. This could further be due to any other number of issues including O-ring failure or a particular seals deterioration. You might not have any air coming out at all—or at least it may seem that way. The AC / Interior fan will not engage/work on my 2004 BMW X5. By fans, I mean the condenser fans at the front of the car. 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Any other number of issues including O-ring failure or a particular seals deterioration such as you! That you can drive in comfort no matter the weather or the terrain conditions! The hottest day of the problem the client is currently experiencing greatest perks of modern motoring that is simply for...