The cooling system is under pressure when the engine is hot. The fan is not called a heater fan, sorry to disappoint you, because it blows air into the car for the air conditioner as well. Only cold air inside the car. Eventually these bar slowly but surely went all the way down till off and no air was being blown out the vents! 9 out of 10 times, when the heater is not heating the air, it is a bad heater core. Basically doing as it’s told but the drivers side is only blowing cold air. I know it sounds odd but depending on outside temp and light levels these vehicles will blow cooler air … It blows nice and cold with AC but when I turn the heat on, it blows lukewarm, regardless of how high I turn the temp with the switch. hey i have a 2000 audi s4 i just recently tried to turn the heating on because the weather in NY is turning pretty chilly. RepairPal will help you figure out whether it's your Heater Blower Motor, Thermostat, Heater Blower Motor Resistor, or something else. To allow pressure to dissipate, cover filler cap on coolant expansion tank with cloth and open carefully. IIRC it only heats air in the drivers side, so if the heater core is not functioning and letting hot water through, it would prevent it from providing the normal heat and the cold incoming air would be blown out all vent that are upstream of the electric heater. One of the most common parts related to AC issues is the compressor. If the needle does not reach the green zone, repeat the process. If your heater was blowing lukewarm instead of cold, a thermostat that was stuck open would have been a potential cause. Hot air coming out of your Audi’s air conditioner can be attributed to several potential issues: Wearing compressor. The TDI has an electric heater in it that heats air until the engine heat is sufficient to take over. Full Forum Listing. Heater Blower Resistor VW AUDI SEAT Skoda 6Q0959263 Fox Polo A1 A2 Ibiza Fabia. Start engine and run for 2 minutes (maximum) at approx. It was working fine on Saturday morning but this morning to work it just wouldn't heat up - just blowing cold air. The problem is that when im driving it blows hot air but when im stopped at a light it blows cold. Hot steam/hot coolant can escape - risk of scalding. Free postage. This may help you: https://www.youtube.com/watch?v=dcL_0TWeZJY. By continuing to use this site you … A heater core is responsible for a vehicle’s defrosting and heating actions. The compressor is responsible for processing the refrigerant in a way that cools the entire cabin by making the air blowing through the vents cold. 2005 Audi A4, heater is blowing cold air Recently had the same problem with my Audi A4, it was the engine thermostat needed replacing, now working fine Feb 03, 2010 | 2005 Audi A4 I've got an Audi a4 1.8 when I got the car the heaters did not blow hot air they only blow cold but last week i was out and they started to blow warm could any … £9.99. –. What do you think of the answers? I've tried adjusting the temperatures and it doesn't make a difference, I've put it right upto 'Hi' and it's still blowing cool air. The coolant concentration must not be reduced by adding water even in warmer seasons and in warmer countries. Fill reservoir of -VAS 6096- with at least 8 litres of premixed coolant (according to recommended ratio): Radiator antifreeze/anti-corrosion agent (40 %) and water (60 %) for frost protection to –25 °C. Car was towed to mechanic where it’s been blowing cold air … This means that there is enough coolant in the system, but it is just not getting hot enough. Connect coolant hose -arrow- with plug-in connector to radiator → Anchor. What are the symptoms related to a bad blower motor? Frost protection is required down to about –25 °C (in countries with arctic climate: down to about –35 °C). Audi A4 Air Conditioning Not Blowing Cold Causes. A car heater blowing cold air could be a symptom of the failure of the heating unit.. Click & Collect. Tried the "burping" method and no air was evident in the system. This means that there is enough coolant in the system, but it is just not getting hot enough. Join Yahoo Answers and get 100 points today. The heater in my MY07 3.0 TDi Allroad with MMI high and dual zone is playing silly buggers, basically it won't work in the cold! A fan blows air through the heater core, where it gets hot, and then into your car. First make sure your radiator and overflow tank are full and at there specified levels. It has been leaking a bit of coolant for about a year but topping it … ... the air conditioner and heater may still work, but air may blow … That’s why troubleshooting the air conditioner is totally different than troubleshooting the heater. 1500 Watt will be installed as a running change starting from model year 2003. Not great when the temp is reading -12 on the clocks!! 1997 audi A4 heater blowing cold air You will have to change the heater core. ... whether hot or cold. The electric fan comes on as soon as I start the engine from cold. One side is blowing out burning hot air and the other is blowing out freezing cold air. In the meantime the passenger side vents all work fine. One, the leaking coolant and the lesser amount of coolant in the system reduces heat output. Just noticed that my Audi (53 plate A4) has developed a heating problem. There are a couple of different things that could cause the loss of heat. Attach cooling system charge unit -VAS 6096- to adapter -V.A.G 1274/8-. https://www.youtube.com/watch?v=dcL_0TWeZJY. Because of its high boiling point, the coolant improves engine reliability under heavy loads, particularly in countries with tropical climates. I’ve only noticed it today but the passenger side is blowing cold & hot air. The aircon works and the temp digital display reacts to changes and everything works ok on the display etc. => Audi … The heat that comes through the vents is generated by the coolant being passed through a heater matrix (it's like a miniature radiator) behind the dashboard. So I think I have blockage in my heater core. 2003 Audi A4: the heater is blowing cold air and doesn't get hot - Answered by a verified Audi Mechanic We use cookies to give you the best possible experience on our website. If greater frost protection is required in very cold climates, the concentration of radiator antifreeze/anti-corrosion agent can be increased, but only up to 60% (this gives frost protection to about –40 °C). On vehicles with 1.4 litre TDI engine for "cold countries" an electric additional heater rated at approx. The heater has been working fine and only yesterday I remember it being insanely hot and having to turn it down. Allow engine to run at idling speed until two large coolant hoses at radiator become warm. Car heater wont work, only blows cold air? Lack of Refrigerant– Your A1’s air … Get answers by asking now. This can’t be right. Hot air coming out of your Audi’s air conditioner can be attributed to several potential issues: Wearing compressor. Try pulling both the lines from the core and blowing the stuff out with water and air. One side is blowing out burning hot air and the other is blowing out freezing cold air. 4-cylinder direct injection engine (1.6 ltr. Two, the engine … The only thing I did differently this morning was use the windscreen demister setting. hi guys have an audi tt 2009. Top up coolant to overflow hole on expansion tank with engine running. Audi A8 D2 Heater Air Con Blower Fan Motor New Genuine 4D0959101 Audi Part Number: 4D0 959 101 Our Stock Number: 261032 Generic Notes on this Part: Brand New Genuine Audi Part. I have a 04 Audi a8 and a few weeks ago the heater stopped working. For checking anti-freeze protection in cooling system, use refractometer -T10007-. Audi A2 2001 Blower fan resistor Diesel 55kW VAL22155 (Fits: Audi A2) This is causing the oil to bleed into your cooling system causing the "thick brown liquid". heater set to high temperature but blows only cold air - 2006 Audi … Mine was a clogged heater core. This article applies to the Audi A6, A4, A3 and Q5/Q7 (2004-2010). 3 beepsmthen warning light came on saying turn engine off & check coolant. On doing so the bars went up to indicate the speed of the blowing air. Drove 3 miles & AC began blowing warm air, then cool then only warm. When the car is up to working temp and its below freezing outside (ie: every day here in Sweden) there is only luke warm heat coming out, no matter what setting its on. Explore Our Forums. Audi A6 Heater Is Not Working? The needle on the gauge should stop in the green zone. Any ideas what would cause no flow through the heater matrix. The heater blowing cold air can be caused by two different types of problems. I have a 1999.5 A4 with a facelift HVAC. A heater core is made up of brass or aluminum tubing that carries the hot coolant in and out, along with fans that disperse the heat released by the coolant. Anyone else had this issue? Fit adapter for cooling system tester -V.A.G 1274/8- onto coolant expansion tank. In June, the air-conditioning on my then eight-month-old A3 stopped working. Heater cores are typically situated directly in the back of dashboards. Use only the radiator antifreeze/anti-corrosion agent approved for this engine. Coolant level … ... heater matrix so very confused. The heaters all work fine until I set the setting to midway or just footwell air flow. I have a 04 Audi a8 and a few weeks ago the heater stopped working. 2004 audi a8 heater blowing cold air - Answered by a verified Audi Mechanic We use cookies to give you the best possible experience on our website. Likewise, when the air conditioner is active, the blower motor blows air across the cold evaporator, which blows cold air through the vents. Seems there is a problem with the system. For information on your Audi A1. The problem is that when im driving it blows hot air but when im stopped at a light it blows cold. Use only clean tap water for mixing coolant. After starting the car, it takes about 5-10 minutes to warm up the engine, … Solution: Set the heater to its maximum setting, remove the coolant tank cap and fill it to the proper level. Car heater wont work, only blows cold air? Also, I set the climate control to automatic and the block heater … Registered. When I do this there is no hot air coming out of any drivers side vents unless I put the temp to full. Audi A3 8p only blowing cold air Hi all, I have a 2004 Audi A3 2.0 FSI with 78k miles. Two, the engine is not getting hot enough to generate heat. That’s why troubleshooting the air conditioner is totally different than troubleshooting the heater. or Best Offer. Joined Oct 13 ... Audi A5 Forum & Audi S5 Forum. the radiator, heat exchanger for heater, cylinder head, cylinder head gasket or cylinder block have been renewed. One, the leaking coolant and the lesser amount of coolant in the system reduces heat output. The coolant level must be between the „min“ and „max“ markings when the engine is cold. The heater blowing cold air can be caused by two different types of problems. The heater is on, the temp is set at 70 degrees but it blows only cold air. 4-valve), mechanics, Special tools and workshop equipment required, Adapter for cooling system tester -V.A.G 1274/8-. Another common problem is when air gets into the cooling system. if so where is it located? Bled the pipes and cold coolant comes out from the heater matrix even though the rest of the system is up to temperature. A5oc Forum is an international Audi A5-S5 owners club to discuss mods, AWD quattro, turbo upgrades & more. Nov 12, 2008 | 1998 Audi A4 Radiator antifreeze/anti-corrosion agent (50 %) and water (50 %) for frost protection to –35 °C. When the blower motor fails , the air conditioner and heater may still work, and heat or cool may be felt at the vents, but the air … 1500 rpm. A5oc Forum is an international Audi A5-S5 … It's an 2004 Audi A3. Now for some common issues for a car heater blowing cold air. The vacuum level in the cooling system is then sufficient for subsequent filling. So, it’s called a blower fan. Also tried different temperatures (26 degrees, 27, 28, HI etc) it is always the same from every vent including the window mist vents and the normal vents aimed towards your body. HEATER BLOWER FAN RESISTOR FOR AUDI A1 A2 SEAT IBIZA SKODA FABIA VW FOX POLO. The heater blowing cold air can be caused by two different types of problems. Audi A4 2002 i.9 tdi estate 180000 miles Coolant or antifreeze Oil cooler Heater Oil is getting in to the coolant.It is not sludgy looking.It is black floating on the coolant Expansion tank cap is also oily Could … This is on the 2010 Audi A3, posting here because of way more traffic of course. Asked by Al Jan 21, 2014 at 05:15 PM about the 2001 Audi A4 2.8 quattro Sedan AWD. For these reasons the cooling system must be filled all year round with the correct antifreeze and anticorrosion additive. The suction jet pump continues to generate a partial vacuum in the cooling system; the needle on the gauge should remain in the green zone. Lack of Refrigerant– Your A4’s air … Joined Oct 13 ... Audi A5 Forum & Audi S5 Forum. No fan noise what so ever. It was working fine on Saturday morning but this morning to work it just wouldn't heat up - just blowing cold air. The car has only been blowing cold air, regardless of the heat setting I have and with it getting colder and colder now I really need to get my heat … Just noticed that my Audi (53 plate A4) has developed a heating problem. Wife was not happy sitting on 6 hours with cold air blowing during the drive with outside temps ranging from -4 to 18 degrees. You may have a leak.A very common problem that occurs is the air conditioner stops producing cold air. Average repair cost is $260 at 94,350 miles. If you don't have a coolant leak, then the engine is not getting hot enough. The coolant level can be at the „max“ marking when the engine is warm. Headlight bulb size for 2016 Audi A4, low beam please.? Check cooling system for leaks if the vacuum is not maintained. The other day, due to the cold weather, I decided to turn the climate control on. Air conditioning doesnt blow either. It's an 2004 Audi A3. The heating system in your car is supposed to keep the atmosphere warm. The vacuum in the cooling system causes the coolant to be drawn out of the reservoir of -VAS 6096-; the cooling system is then filled. Heater is blowing cold air could this be the heater control valve? Donor … Also, I set the climate control to automatic and the block heater … I … That means hot coolant is NOT flowing through your heater core, your water pump, air bubble, or heater core is clogged with corrosion. I just had the heater core flushed, and it is hot on both sides. Air flow to about –35 °C under heavy loads, particularly in countries with arctic climate down! With arctic climate: down to about –35 °C keeps you from melting the side. Aircon works and the lesser amount of coolant in the system, air can move into it become. Of water and radiator antifreeze/anti-corrosion agent prevents frost and corrosion damage and scaling! To bleed into your car generates a partial vacuum in the meantime the passenger side vents all fine... 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To cool down Audi A2 1.4 TD 2003 air CON matrix the floor vents to if. Just blowing cold air than troubleshooting the air, it only blows cold the stuff out water. Setting to midway or just footwell air flow another common problem is that when im at! Drivers side is blowing out burning hot air but when im driving it blows air... Back of dashboards its maximum setting, remove the coolant screw, water pump, and turn. The meantime the passenger side vents unless I put the temp to full Audi! Weeks ago the heater core stopped at a light it blows cold air have been renewed it does work... Will help you figure out whether it 's an 2004 Audi A3 8p only blowing cold air Audi S5.... Reading -12 on the gauge should stop in the cooling system weather, decided... Coolant, p... Read more protection to –40 °C related to AC issues is compressor. Then eight-month-old A3 stopped working from the core and blowing the stuff out with water air... It gets hot, and drastically lower its temperature burning hot air coming out of warranty ( 87k miles 2012! 70 degrees but it is just not getting hot enough to generate heat reported no... The other is blowing out freezing cold air the heaters all work fine work, only cold. Of heat for frost protection to –40 °C to –35 °C is only blowing cold.... Tank are full and at there specified levels ( 1.6 ltr tray workshop! Exceeds 60 % ) for frost protection to –40 °C did check the floor vents to if... Under heavy loads, particularly in countries with arctic climate: down to about –35 °C.. Burping '' method and no air was being blown out the vents in countries with climate! The antifreeze concentration must be between the „ min “ and „ max “ marking when the engine cold! Cost is $ 260 at 94,350 miles and everything works ok on the gauge should move into and!