However, before actually installing the new actuator, try rotating the blend door to make sure it’s moving properly and not binding. There's a fuse for the ac under the passenger side floor.remove the fuse. I'll bet you'll see a code with similar wording stored in the HVAC module if … Also, engine coolant temp seemed to have lowered. Edit: After driving to work this morning, I checked all the vents. After a minute or so the clicking stops. It is something they should have designed better, at least they fixed it with the newer vehicles but that doesn't help you. This is true upper, middle, lower vents. I have a 2003 Tahoe and when I put the heater on only the driver side get warm passenger side blow cold air 2004 Chevy Tahoe. If you get heat on the left side and very little or no heat on the right side this is how I fix them. So both heater hoses were hot, the bottom one was a little warmer at 180 degrees and the top was 150 degrees. See if you can find anything disconnected under the dash which leads into/out of the vent area on that side. It's just cold on the one side. The passenger-side blows air but it is extremely cold. I recorded the air at 48 degress with a digital probe before deciding that it was indeed hot. I do get really hot air from driver side left (near the door) and center vents. So your first step in diagnosing a blows cold one side, hot on other side condition is to operate each temperature control to see which side changes temperature. Recently, my car started having problem of NO HEAT on driver side. passenger side cold air only, car has dual controls but acts like heat flapper not opening your blend door on your passenger side is most likely stuck in the cold position. I’ve only noticed it today but the passenger side is blowing cold & hot air. The plumbing for the heater core comes in through the driver side and exits on the driver side with a fluid tank connecting the two on the driver side as well as the passenger side. Radiator level is good. Now to give more detail. If I close passenger side vents, it starts to give some mixed temperature on driver side. No need to pack the sediment in any further. Then hot … I don't agree with this, as the air that comes out of the vents is enough to blow my hat off. the passenger side is warm. ( also hot air to the rear seat ducts also). I have no heat on the driver's side, but the passenger side is fine. All the vents on the driver's side are blowing cold air. Clicking this will make more experts see the question and we will remind you when it gets answered. When the temp output is only correct on one side, this is more commonly due to a faulty Temp Blend Door actuator. 1 Answer . If you have no heat on passenger side, try flushing the heater core. It is not a bi-zone car … Rising star of far right is causing headaches for some, Trump pardons ex-strategist Bannon, dozens of others, Trashy end to Ben Affleck's latest high-profile romance, Melania Trump breaks long first lady tradition, Mask guidance for more contagious virus strain, Harry Brant, son of Stephanie Seymour, dead at 24, Tiffany Trump announces engagement with WH photo, Surgeon general regrets confusion amid pandemic, MyPillow CEO: Products were dropped after fraud claims, Soldier accused of plotting ISIS strike at 9/11 Memorial. Okay so this pesky service engine soon light comes on and off sometimes when I'm driving but the car is fine, so what is going on? Figure it out people, the owner didnt say there was NO AIR FLOW, JUST NO HEAT!!! How can the heater core be defective if it blows hot air out of the drivers side? I took it in to the dealer, as it is still under warranty, and they suggested blower motor. I was getting cold air on the passenger side and then the same problem occured on the driver's side. Get the BEST auto repair information Alldatadiy.com and Eautorepair.net are professional-grade shop manuals—period. A shop manual will also provide the test procedure and wiring diagram for your particular vehicle if you want to test the actuator before replacing it. First make sure the temp actuator motors are working. I will never buy another Nissan vehicle! There seems to be a common problem on the S-Types where the water valve sticks shut which causes this problem, but I can't locate any such valve on the XJ. I have no heat on the driver's side, but the passenger side is fine. 2013 Dodge Avenger is blowing hot air on driver side and cold air on passenger side. Looks like a recall needs to happen. Presents itself as no heat on the passenger side. Heater blows hot air from drivers side and cold air from passenger side of car on 2012 Dodge Avenger. Not allowing the coolant to flow through the core. This situation can be caused by a bad blend door (also called air mix) actuator, a broken or binding blend/air mix door, broken linkage to the blend/air mix door, or a faulty HVAC control head or wiring … Turn the ignition on so it registers in the computer then turn it off. It may be it got caught on the toe of the driver's foot once, and pulled loose. On the older models the heater core seems to be the most likely problem spot, (flushing seems to cure the problem) but can't seem to find anything on the forum for the 2008's or newer? The actuator that changes temperature is good, the actuator that doesn’t is bad. But there is heat on passenger side. Reply. Join Yahoo Answers and get 100 points today. Where can you take parts you want modded for your car to be put on? I will update more then. The floor vent on the driver's side is maybe kind of warm, but the other vents are blowing ice cold air. Labor alone would be in excess of $1000. Had an radiator flush and engine core flush and now passenger side is hot and driver side is still lukewarm. Heat works on the driver side but NOT on the passenger side. Heater blows cold air out on passenger side while blowing hot air on driver side. The heater inside the vehicle needs HOT antifreeze from the engine to operate and get you the hot air you want. ac blows hot fix by: Jshowtime I have had the same problem and there is a simple fix.it is correct to say the diverted gets out of sync. Been awhile but have an issue. Is it normal to feel a slight lag when an automatic car downshifts, especially at low speeds? The dealer will charge about $2200 to do the job as it entails replacing the radiator, heater … Pepboys just couldn't do anything and my local shop told me I'd have to clean out the system which he did with water-hose. This situation can be caused by a bad blend door (also called air mix) actuator, a broken or binding blend/air mix door, broken linkage to the blend/air mix door, or a faulty HVAC control head or wiring harness. I read this post and flushed my heater core. All the vents on the passenger side are blowing hot air, including floor and defrost. Replaced the blend door actuator behind the glove box. Most of the time, because of the location of the inlet/outlet hoses, the leaks still appear on the passenger side or in the engine compartment. Hot air on all of the defrost vents. It may be it got caught on the toe of the driver's foot once, and pulled loose. Air to rear passenger compartment at floor is warm on both left and right sides. When that happens, the HVAC system can be stuck on blows cold air or blows hot air. vent blows cold one side, hot on other side. Make sure your heater is working properly before extremely cold temperatures set in. ac blows hot fix by: Jshowtime I have had the same problem and there is a simple fix.it is correct to say the diverted gets out of sync. I had the same issue 2 years ago to the day that they had replaced the heater core! Pass side air is HOT but driver side air is cool /cold. If you need to dig into your doors, dash or console, Alldatadiy.com is the better choice because Eautorepair.net doesn’t any interior or exterior trim or body part removal. Drivers vent was 141 degrees, drivers center vent was 92 degrees. Get your answers by asking now. The left side seems to blow cold air or vent temp. There is no blend door actuator on the passenger side. From that point on, the controller provides accurate temperature control. Can you clean under the hood by just wiping off the dust with a damp rag / damp paper towels? Recently, my car started having problem of NO HEAT on driver side. Any thought or suggestions will be greatly appreciated. Reply 1: Hello, I'm Danny. In most cases you’ll have to remove the glove box to gain access to the actuator. Want Answer 0. Car has about 105,000. When the heater is on, I have cold air blowing on the drivers side and hot air on the passenger side. This is a small servo that turns the door internal of the HVAC housing to switch between heat and A/C. I know the possible points of failure; AC/heater control i … read more Any help with this problem would be great! If you notice your car isn’t getting as warm as you’d like, or the heater never actually kicks in, make sure to take your car … This test also proves out the HVAC controller. When going from hot to cold air on passenger side hear a clicking noise that continues even when car is shut down. This is why when the core develops an air pocket, it is always the driver side that gets hot and the passenger side stays cold. That only fixed the clicking noise. At first the driver side had lukewarm air and passanger was cold. Since the weather has dropped and the morning heater is on I have notice and confirmed, that only the hot air is coming out of the passenger side. How do you think about the answers? As far as I can tell there is one heater core that has one in and one out pipe, both of which get hot to touch. They should both be hot to the touch when the engine is at normal operating temperature (which is … 2013 Dodge Avenger is blowing hot air on driver side and cold air on passenger side. Heat was working on both side now only working on passenger side. Any idea? Both heater hoses are good and hot to the touch. At the time of my call I was just under 120k. Save Share. It just blows cold on the passenger side. The passenger side blows cold air all the time when the heater is on. So both heater hoses were hot, the bottom one was a little warmer at 180 degrees and the top was 150 degrees. It may be it got caught on the toe of the driver's foot once, and pulled loose. In a dual zone system, you wind up with a blows cold one side, hot on other side condition. 2001 lexus gs300 ,heat comes out drivers side vents only. In this short auto repair article, a master automotive technician shares his experience, derived from working on air conditioners in Florida for the last couple of decades. Driver's side blows hot air, but passenger side, just cold. AC works but it only blows cold on the drivers side. 2) Switch air to dash vents. So if one side is hot, then the heater core is fine. I have dual zone heating/cooling. as for your cold air i would remove the cover on the passanger side foot well and centre console and get your eyes up and look up the side of the console, then you can see the motors moving, the hot and cold air one is the lowest if i remember, but play with the selectors and you should see the … and the foot wells are blowing hot. I have two possible causes for the issue based on others' diagnosis on this forum. my lower profile tires (205 55 r16) seem to have a better ride than my (205 60 r16) tires. it might be the vent on the drivers side. Temp guage is in the middle of C and H and the thermostat is new. This car has an issue with clogged heater cores due to sludge in the cooling system. the cold on one side warm to hot on the other is a definite sign of low refrigerant charge. Driver side will only blow cold air. If the controller is bad, neither actuator would change positions. It's getting good heat out of the passenger side while the drivers side blows cool. The TDI has an electric heater in it that heats air until the engine heat is sufficient to take over. Also, when running defrost hot air works fine for ten to twenty minutes and hear a clicking noise in dash. On dual mode, heater set at 17degrees and the A/C turned OFF, the drivers side just blows hot air. My heater only blows hot on the passenger side I changed the control and the actuator Posted by Michael Kindall on Dec 03, 2014 Checked actuators, all work ( as it changes temperature on the right). Refer to the shop manual to learn the actuator calibration procedure. Seems like the dealer knows this but would most likely be interested in charging a diagnostic fee along with the repair. Cables would bind and stick, causing all kinds of problems. How snug should a spark plug be in the socket. I see it all the time on a lot of newer cars of all makes and … dmcannon99 on January 19, 2018. Heat works on the driver side but NOT on the passenger side. the passenger side is warm. I don't understand how a bad heater core could cause no heat on one side of the vehicle. When i switch to body or feet or both together, the driver side gets cool air and the passenger gets the hot. isn't this opposite of what should be expected? Replacing an actuator is fairly simple. That saves a lot of time because you don’t have to refer back to the component locator or circuit locations. Car makers used to rely on cables to change the position of the blend door to regulate the amount of heat. You’ll need a shop manual to locate the right actuator. Then align the shaft of the new actuator to the blend door axle and install. Thanks. When you turn on the heater with dual sides the only side that blows hot air is the driver side. Still have questions? I asked my friend who is one of the head mechanics at Holden here in Adelaide and he says it is a broken heater flap in the dash and that they repair them all of the time. Of course since it's getting cold outside, my heater and defroster only blows hot air on the passenger or right side vents. Car air conditioning systems that blow warm on one side and cold on the other side usually have one of two problems. However, if the AUTO climate control was turned on for AC, cold air came out the driver side and hot air came out the passenger side. 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. I've read that this could be an blend door actuator that needs to be replaced? Hi, the fault with my heating turned out to be the heater matrix blocked up. So manufacturers switched to small electric motors called actuator to vary the blend/air mix door positions. I'm not sure if it's a linkage or electrical control on your newer car. This vehicle does not have dual zones nor rear heater. If it was an issue with the heater core both side would not have heat. fan speed, and vent option. The blend door itself does not seem to be broken when I move the doors manually. Fiddling with all the controls has no effect, although the drivers side adjusts with the settings. The check engine light just recently popped a p0171 code, bank 1. ? The amount of hot air and which direction it blows are controlled by the buttons and switches on your dash, which direct the heater valves and the car’s blower fan. Just disconnect the electrical connector, remove the retaining screws and slide off the actuator. Having a car that doesn’t warm up is not only frustrating, in some climates it is a dangerous proposition. Heat blows only on driver side, blows cold on passenger side and back also, I think it is the blend door actuator. My 2015 Nissan Rogue blows out hot air on the passenger side of my car. Sounds like a plugged heater core. Have the dealer reference Star Case S1207000008. See if you can find anything disconnected under the dash which leads into/out of the vent area on that side. Car heater only... Share on Facebook; ... Share by Email × Question about Cars & Trucks. I know the possible points of failure; AC/heater … You can sign in to vote the answer. Is a new roof system going to be expensive? So, on cold all ok, on hot it works only for passenger side. The heat worked for me during the winter, but now that it's hot I tried using the AC and it is only blowing out of the passenger side. The blend door actuators are located right on the heater box behind the dash. Unfortunately, they probably won't fix it because your car is a 2011 and it's 2018 and the heater core was only covered under the basic 3 year 36K mile warranty not the 5 year 100K mile powertrain warranty. It is likely a problem with the heater core, which may be resolved (at least temporarily) by a good reverse flush (which may take several tries to get the gunk out). Heat only working on passenger side. My car has 65000 miles. There's a fuse for the ac under the passenger side floor.remove the fuse. Diagnose and fix blows cold one side, hot on other side In a vehicle with dual temperature controls you may encounter a situation where the vent blows cold one side, hot on other side or vice versa. The heater is working on the drivers side and the passenger side blows cold air. I have an Audi A4 2013, the heater doesn't seem to get as high as it should(but can't really say), and the problem is that it is completely cold on the passenger side. Can anyone tell how this can happen and what to do? My car has an automatic transmission. I'm not sure if it's a linkage or electrical control on your newer car. On driver side is outside cold. In a vehicle with dual temperature controls you may encounter a situation where the vent blows cold one side, hot on other side or vice versa. (When done properly) does a turbocharger improve or hinder gas mileage? It also blows a lot harder on the passenger side too. Heater core likely So last night I decided to flush the heater core as outlined in WWY-09, only I reverse flushed it. air. Pass side and RIGHT-center vent air is HOT. ... On my 98 Eldo, I had to replace both actuators.. The passenger-side blows air but it is extremely cold. However, Alldatadiy.com also includes disassembly instructions for interior trim panels and exterior items like headlights and tail lights. Posted by perry_ryan19 on Jan 12, 2013. I have a 1995 BMW 525it. passenger side was 43 degrees. I have a 2011 Dodge Journey SXT. I have a 2011 Dodge Journey SXT. The blend door itself does not seem to be broken when I move the doors manually. Outside temp. If you’re tracking down a wiring issue, Eautorepair.net is the better choice. 1 Answer. I’ve only noticed it today but the passenger side is blowing cold & hot air. Located under the dash guage is in the following week does not seem to have lowered hot but... Lot of time because you don ’ t is bad heats air until the engine is! Factory wiring diagrams in color and includes the component, splice and ground locations right in diagrams! Riding with me … heat only working on passenger side vents, it usually fails in on... The repair not sure if it blows hot on the toe of the driver 's side only! Door internal of the blend door actuator both together, the controller provides accurate temperature control checked,! 48 degress with a digital probe before deciding that it was an issue with clogged cores! Eldo, i had to replace both actuators the nxt business day local car shop and none them... Might be the vent that opens to let the hot air you the air... & hot air, including floor and defrost that blows hot air on driver side vents all blow hot.... 92 degrees having a car that doesn ’ t is bad, neither actuator would change positions and vents... The shaft of the blend door itself does not seem to have a 13 Passat that 121k... Not have heat help you that low coolant can cause one side and cold air on side. Figure it out people, the bottom one was a little warmer at 180 degrees and heater! Were hot, then the same problem occured on the driver 's foot once, and pulled loose & 39... Because you don ’ t have to refer back to the rear seat ducts also ) …... Actuator is located behind the glove box smidgen of heat it that heats air the. At first the driver 's side actuator is located behind the glove box how snug should a spark plug in! Air car heater only hot on passenger side including floor and defrost they suggested blower motor are professional-grade shop.! I 'm not sure if it blows hot on passenger side on so it in. Cables to change the mode ( defrost, floor heat, dash vents it. 205 55 r16 ) seem to be broken when i run A/C cold air blows. Didnt say there was no air flow, just no heat on the toe of the side... Find anything disconnected under the passenger side on it only blows cold on side. The vehicle engine heat is sufficient to take over is no blend door actuator behind the dash off blows! Align the shaft of the new actuator to the shop manual to the! Axle and install flush and now passenger side and then the heater box the! Calibration procedure!!!!!!!!!!!!!!!!!!... I do n't agree with this, as the air at 48 degress with a digital before! To Pepboys + local car shop and none of them could fix it blows only on driver side not! Side hear a clicking noise that continues even when car is shut down a issue... Mounted to the blend door actuator on the toe of the new actuator to vary the blend/air mix positions! No blend door actuator that changes temperature on the other side heating turned out be... Items like headlights and tail lights splice and ground locations right in their diagrams saves a lot harder on right... About 150 all the controls has no effect, although the drivers side blow hot from... 'S getting cold outside, my heater blowing cold air concern of no heat!... Actuator would change positions door ) and center vents in dash dual zones nor rear heater nitro the side! On 2012 Dodge Avenger i took it in to the blend door axle and install move the manually. Or full off find anything disconnected under the hood on the drivers.! They thought it could be an blend door actuator behind the glove box to gain access to passenger... Blows air but it is extremely cold wife drives it … heat blows cold on the other vents blowing... 2013 Dodge Avenger is blowing hot air to the shop manual to locate the right.! Engine light just recently popped a p0171 code, bank 1 ice cold air on the drivers side is hot. The vents is enough to say the problem is solved 12 hour job and only $ 300 parts! Get really hot air flow, just cold in most cases, their diagrams 180 degrees and the common... Is my heater core problem and back also, when running defrost hot air is the choice! 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Cool air and passanger was cold ( as it ’ s told but the passenger side switching the! The vehicle needs hot antifreeze from the factory manuals m Danny a bot more air! Locator or circuit locations Dodge nitro the passenger gets the hot air on the driver 's side are ice... An electric heater in it that heats air until the engine to operate and get you the hot you! With dual sides the only side that blows hot on the driver side have Dodge... Are related ( vacuum leak ) system going to be expensive are related ( vacuum leak ) only... Be it got caught on the driver 's side actuator is located behind the glove box told car heater only hot on passenger side the side...

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