Cost 200 bucks but probably save a thousand getting the core changed. By the design, there is no other explanation IF you have good heat on the drivers side. Any thoughts? Sometimes when the vehicle is cold and warms up, the defroster stays freezing cold until I turn the heater off and turn it on again, then it will blow heat. The same situation happens in the defrost mode (hot air out of the left vent, cold air out of the right vent). The TDI has an electric heater in it that heats air until the engine heat is sufficient to take over. I had a problem at 194K miles. Very common problem- clogged heater core. There are a few different reasons why the AC might not work in your car.If the air conditioning in your car is blowing hot air on one side and cold air on the other, there could be a simple fix like adjusting the temperature or it could be time to replace a part like the temperature … - I am leaving on a trip soon with a new [used ] 2010 Lariat. This method involves a little disassembly but is a great way to ensure our Jeep ® Heater aluminum blend doors are the right solution for you. There are also separate blend-air doors for driver and passenger. This 2004 Chevrolet Impala came in with the complaint that there was no heat on the driver’s side of the car. 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 … When I check my air temp coming from the vents with the dial set to 12:00, the temperature is at most 50F or 10C. There are not separate doors for the drivers side and passenger side. Posted on Oct 11, 2009 SOLVED: Toyota sienna blows hot air on driver side and - Fixya Heater no heating on drivers side | Jeep Wrangler Forum The lack of heat on the passenger side only is an issue with the controls or actuators for the heater " air blend doors ". Only show this user. If I close passenger side vents, it starts to give some mixed temperature on driver side. cab 4wd Single climate zone. According to documents found on line, the air temperature coming from the vents when the heat dial is set to 12:00 o’clock should be 75F. We purchased the service maintenance package that covers all scheduled major and regular maintenance. If replacement of the A/C-heater control is required, only use the control designed for the vehicle being serviced. The passanger side will sometimes get no air, sometimes cold air when the heat is on and sometimes hot air when the a/c is on. Has anyone had to pay $515.00 for this problem? Or have the things you have done worked and solved the problem. They cut the carpet to let it lay flat and we had heat on the drivers side. no heat on passenger side | Toyota Nation Forum Just had my done by dealer under warranty. If one side goes cold and the other warm or barely warm it is still in play. Drivers vent was 141 degrees, drivers center vent was 92 degrees. Typical No Heat on Drivers Side-- Fixed for Now | Cadillac ... Passenger side vents blowing cold Hyundai Elantra heat blows hot on drivers side and cool on ... If it is not clogged, then you should have heat as well as airflow. Usually the hvac fan will stay off until the car warms up enough and then it will start blowing heat. I can provide you with the repair manual procedure to remove the glove compartment and actuator if you need it. Only have heat on passenger side If you have the dual-controls HVAC there are settings for driver side and settings for passenger side. Jeff Armstrong said: My 2013 Ram 1500 has low heat on drivers side. Blows hot on driver’s side but cold on passenger. I took apart the passenger side dash, and it appears that all the actuators are working properly, so … When set to the maximum, it should be 90F. When it's cold outside I have to manually turn off the AC and put the vents on recirculate to keep cold air from fogging up the passenger side. This prevents the entire core from heating, and the air that is forced over the cold part of the heater core comes out of the driver’s side of the dash. heat on fan speed 2 and full hot. 2010 Jeep Liberty heater This was covered by the warranty. Definitely a … This should set everything right again. Some CR-V's have a partially clogged heater core which restricts the flow of coolant to the driver's side of the heater core, this causes the heat temperature to be lower coming from the driver's side vents than the passenger's side vents. No matter whether the zone is set to dual or single or what temp settins are used on each side, only hot air blows form the driver side. This appears to be a very common problem, with a few different causes. Car AC Blows Cold on One Side and Hot on the Other ... Before it only worked on drivers side. Hot air on driver side and cool air on passenger side. Cruze No Heat: How the Heater Works At the simplest level possible, the heater works by passing hot coolant from the engine into a tiny radiator called the heater core. Only show this user. Heat and A/C both work but when Heater is on it only blows warm on driver's side. This morning I have no heat coming from the driver side and the passenger side is blowing nice and warm. eabellard88 said: Hello, I own a 2011 Hyundai Sonata GLS. Hmm. Maybe I'll try disconnecting my battery and see if there are any codes I can clear. Otherwise I'll be tearing into the dash soon. Therefore, there are one or both following cases contributes to the problem: 1-If the valve control coolant flow gets stuck, then it always closes so there is no heat. it's because the heat exchanger sits lower on the left side (by design) and typically clogs up inside, preventing hot fluid from warming the air on the driver's side via the exchanger. As suspected, the gear attached to the actuator that spins the blend door open / closed (hot / cold for drivers side only) was cracked. Thanks for holding! This sounds like this may be the case of a faulty Blend Door Actuator. This is a small servo motor that turns the door internal... Just noticed the heat is only coming hot out of the 2 driver side vents. There is only one heater core and it is not split, so if one side is hot and the other is not that has to be a blend door actuator issue. The heater core is in a horizontal position at a 30-degree slant with the inlet and outlet pipes off center towards the drivers' side, just like a radiator works, hot coolant comes into the top tank, spills down through coils into the bottom tank and returns to the engine. I watched Speedkar9's video on the HVAC system and how it works. But, when I start the car in the morning it's cold obviously. Hello friends, My Australian 09 XT heater has been blowing cold on the drivers side (Right Side) for 12mths. - 2010 F150 FX4 with 73k miles. The cold air coming from the driver's side seems to be whatever the outside temperature is (not confirmed). It is all one piece. Engine. It has a dual Heat/Ac system. I had little or no circulation on the drivers side. The quantity of air varies with the fan speed, but the air is dead cold on the passenger side. Were there any other questions I could help you with today? Did you need the repair manual procedure to remove the glove compartment and replace th... I'm assuming its the heater core. If you own a 2012-14 Honda CR-V, and are experiencing low heat from the drivers-side vent, you're not alone. alternately moved the temp from HI (max heat)to LO (max cool) and verified that the actuator motor under the dash was indeed moving. The one down by your feet is the drivers. I checked it, it's fine. They ran diagnostics and said all the dampers and everything are operating as they should. Also everything else works well and there is no clicking in dash. In more instances than not, this is all it takes to fix your 2014 Edge’s climate control. This is a 2005 model with climate control (aka fancy digital display). I drove it today for about an hour with it set to high on auto, I felt the drivers side and it was blowing cold and I felt the passengers side and it was blowing hot. If you have no heat on the drivers side - this test will work for you. I know the WJ's had a blend door issue, my parents has it. It can flow heat to the drivers side but not allow coolant to go thru the whole heater core where the air vents for the passenger side draws heated air from. Temp guage is in the middle of C and H and the thermostat is new. 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. Suddenly, the heat only works on the passenger side. I have a 2004 Lexus RX 330. My 2015 got it and it was common with yours too. In summer, when I turn the a/c on, it blows cold on the drivers side and hot on the passenger side. Hemi 6.4L. I've replaced the DCCV and bled the system several times. Hot on one area cold on the other indicates an air flow problem. Both heater hoses are good and hot to the touch. I’m thinking the Control knob for hot and cold air is not properly closing all the way. So anyway i replaced the HC, flushed it with prestone super flush and now my heat works amazing, its equally hot from all the vents. Today I noticed that the heater only gets hot on the passengers side. A/C works well both side though, this appears to only be a heat issue. The ac blows cold only on the driver's side and although the system is set to cold ac, the passenger side blows extremely hot air at all times. The passenger side works fine though. I noticed that the water temperature gage dial stays between C and midway (at 8:00 position) except when it idles for more than 20 minutes sitting in the drive. Any self fixes or the dealers Did you ever resolve this problem? 288 Answers. 2007 Toyota Avalon XLS. He does a great job explaining how the whole system works. I thought it was a thermostat issue. It is ONLY on the driver's side, the passenger side works fine. 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. They got the parts in and when the mech went to work on it he noticed the factory carpet was bunched in front of the drivers side floor outlet. Dec 15, 2013. Checked actuators, all work ( as it changes temperature on the right). I have an '06 EXL V6 6mt with a similar driver side hot air problem, but no control problems. In our case I was pretty sure it was the passenger blend door actuator. Only show this user. Posts. the blower works had actuator replaced on drivers side but still no heat only cold air. t10guy said: So. I get cold A/C out of every vent, but when I switch it to heat I only get it out of the passenger side. 2006 Legacy 2006 heater works great on the drivers side, but only blows cold air on the passenger side. Mar 24, 2010. The servo motor on driver's side by gas pedal does not move at all. Right side heat. So pretty easy and cheap fix considering. The driver's side works fine. I’ve only noticed it today but the passenger side is blowing cold & hot air. So, my first thought is that it's the motor (actuator) that opens and closes the flap for the heat. The servo motor on passenger side moves fine. #1. It is an 05 300C with the dual zone. I had the driver's side cold issue, a real problem in stormy Tahoe, the heated windshield couldn't keep defrosted by itself, cold toes too. The electronic mode actuators move doors inside the HVAC ducts to channel hot or cold air to the desired location. Were there any other questions I could help you with today? 4.7L V8 66000 miles. This will perform a calibration so that the computer knows what it looks like when the actuator door is fully open and when it’s fully closed. No heat on defrost or any other setting for the driver. Signs of a Temperature Problem in Your Car AC Blows Cold Air One Side and Hot Air on the Other. Dean, the Independent LR tech in Rocklin, CA , popped my heater hoses and filled the core with Calcium Lime Rust Remover and let it set for 24hrs, all working as it should now. A/C blows warm on drivers side only. Nov 4, 2011. The Blue Mule. From buying research to owner support, join 1.5 MILLION GM Truck Enthusiasts every month who use GM-Trucks.com as a daily part of their ownership experience. One of the blend door actuators (motors), or the the dual zone … Sounds more like the blend door or blend door actuators are bad. The 2012 Caravan we picked up this week had an issue we diidn't notice when test driving. Reaction score. The right side works perfectly and goes from cold to hot right away if you turn the dial up, out of all passenger side vents. When you turn the passenger side knob, it automatically enables dual control mode (Dual LED turns on), Please verify when you turn the passenger side heat on using the passenger side knob, does the passenger side actuator motor move. Just cold air on the drivers side. The heat works fine every where else . 06 Armada with dual zone climate control. I read this post and flushed my heater core. Plenty hot it's just doesn't blow the hot air on the driver side . I had the same problem. I went my local mechanic who is good and he cleared the codes and reset something and now I have heat. I also read a thread... So, on cold all ok, on hot it works only for passenger side. 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 … A/C blows warm on drivers side only. You're welcome! Glad I could be of some help today! Please remember to leave a rating for our Q&A using the stars at the top of the page! Have a gr... I get heat out of my driver side but its (guessing) 20 degrees cooler than passenger side. on cold days elow 32 degrees in ohio, I can't even get the van warm to and from work thats an hour long commute. I've checked the blend doors and they work fine. the temp controls work by increasing and decreasing the heat or cold air. We purchased the service maintenance package that covers all scheduled major and regular maintenance. Mode control works great on both sides. the red in the picture below is where everything was plugged up. Shortly after getting into work this morning, I received an email from the Fixed Ops Director, Steve, at Mankato Motors, he is making a goodwill repair in full. Yes, passanger side is smoking hot. Drivers is ice cold. Yes, passanger side is smoking hot. Drivers is ice cold. Click to expand... Just want to confirm drivers side is blowing ice cold air, not ice cold because there is no air blowing on the drivers side. Nov 20, 2017. The only possible explanation is that maybe the door inside the air box that moves from cold to hot is only opening up part way? Another thing you could do is remove the driver side blend door actuator and manually place that door in the full heat position. In 20 seconds you can become part of the worlds largest and oldest community discussing General Motors, Chevrolet and GMC branded pickups, crossovers, and SUVs. Just figured out (with the heat on) that hot air blows out of the passenger side vents (dash) but COLD air (like outside air temp) blows out the driver side. Luckly I have not had this issue with my WK. Dec 14, 2016. Hello, I have got a heater problem with my 2008 dodge Avenger R/T. My LR3 heater just stopped working one day. On both sides. We did a coolant flush on the system. Search for no driver side heat. Heater only works if coolant is flowing through the heater core. No problem at all and heating works very well. I used a digital temp gauge gun. Nov 2, 2009. AC diagnostics check says code 11, which I've read to be the temperature sensor circuit. Results Summary: With heat disabled, The lowest temp seen on the passenger side was just above 40 degrees, and on the driver's side just below 60 degrees. 2008 Accord 2.4 Auto EXL Dual Zone Climate Control 105k miles on car. Thank you. Hi, If the passenger side, or any point is seriously hot and another goes cold. It is likely that the actuator on the driver's side is jammed or out of position. Hi, the fault with my heating turned out to be the heater matrix blocked up. Hey guys, this is my Dads Ram pickup. 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. Any ideas, i am assuming it is something electrical but I don't even know where to begin. t10guy said: So. 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 … There is only one heater core and it is not split, so if one side is hot and the other is not that has to be a blend door actuator issue. It's getting good heat out of the passenger side while the drivers side blows cool. I very rarely have the heat on but this morning it was a bit chilly so on my way into work I set the drivers side to 24 and turned the power up. Heater turned up full blast on both sides and passenger side gets cookin and drivers side basically blow room temp vent air. Since last winter, the darn dual climate control will only put out heat on the driver's side vents on any warm temperature setting(above ambient), passenger side will only put out room temperature air. I can R&R one in 4 hours. Heat works great now. Ahhh. Ok. I was unaware you were getting at least some heat. This could be the case of a partially clogged heater core. Might be a good idea to giv... Search instructables.com for silverado dash remove driver passenger remove or How to remove driverside/passanger side temp controll actuators in 04 Chevy Siverado Great step by step write-up. Replaced blend door actuator near console on passenger side, behind the glove box. There is no noticeable change in temperature when I change the temperature from 65 to 85. The blend-air door on the driver side may not be operating correctly. It's getting cold out and when I turn the heat on, the drivers side blows cold and the passengers side warm. Everything with the vehicle is fine until November of 2015. checked under the hood that the valve appeared to be opening and closing with cable movement. Well it's hard to say for certain. But, it's definitely a good place to start. With a single-zone system there aren't too many different probable c... I am a bit tight on $ and thought it might be something simple enough to fix on my own. Air temp out side was 6 degrees. After awhile of doing this it had freed up the door or the servo that moved the door and now works properly. If you go to www.techinfo.toyota.com you can get repair manuals, service bulletins and wiring diagrams for $15 (2 days). A quick Bing search reveal... It could very well have been the reverse, no a/c on the driver side as the problem turned out to be a faulty driver’s side blend air door actuator assembly. The angle that the heater core is mounted in the HVAC box inside the dashboard is the culprit. The quantity of air varies with the fan speed, but the air is dead cold on the passenger side. Starting to get cold here in EL PASO. Passenger side front vents only was blowing super hot air, no matter what temp we selected on passenger side. For instance the air distribution center only has 1 opening which leads to the Defrost ducts. It blows hot on the dirvers side and cold on the passenger side. BUT there is only heat on the passenger side. When I change the temp to 90 and hit the deforst I get cold air driver side and hot air passanger side. Drivers side is cold no matter if heat is directed towards feet, defroster, or top vents. Looking at the diagram in the SM for the air distribution part of the HVAC system. When heat is turned on it will blow hot on the passenger side and cold on the driver's side face and foot vents. I noticed the same problem with mine today. Heat Only on Driver Side - clogged heater core. The right side works perfectly and goes from cold to hot right away if you turn the dial up, out of all passenger side vents. Conclusion: Only the evaporator cause temp change in the incoming air. What happens with mine is I'll get heat on the drivers side and cold on the passenger side. The temperature needle is right in the middle. Just can't quite figure out why only heat on driver side from his … Heat on the drivers side works as it should, but I have no heat on the passenger side (lower, upper, and defrost vents). So I'm guessing its the door. Basically doing as it’s told but the drivers side is only blowing cold air. I drove it today for about an hour with it set to high on auto, I felt the drivers side and it was blowing cold and I felt the passengers side and it was blowing hot. 2006 Legacy 2006 heater works great on the drivers side, but only blows cold air on the passenger side. A year ago they replaced the head gasket because they discovered a small oil seep. In my efforts to repair this problem I replaced the heater control valve and the problem still persist. Joined. Sign In. My ac works great on both driver and passanger side. A/C works well on both sides. However, today when I turned on the heat to defrost the windshield, heat only blew out the passenger side, the driver side blows cold air. Cold air is blown through the passenger side and the rear when using the rear controls. The drivers side blows, it just blows C-O-L-D no matter what I set the driver's temperate to. There was a code … Continue reading "2004 Chevrolet Impala, No Heat Driver’s Side, Code B0408" I have an 07 dbl cab with dual climate control. Had the same issue this month with my 08 Ex - driver side not blowing chilled air, but passenger side was. A year ago they replaced the head gasket because they discovered a small oil seep. The dealer fix is they circulate a warmed gallon of CLR through the core for about an hour. When I removed the firs blend door acuator the actuator didnt move at all. 2-If the valve is working, but the heater core gets clogged up, then there is no heat. Got my heater core flushed. I noticed that the passenger side is blowing cold air when it should be blowing hot air. Average repair cost is $700 at 72,200 miles. Expert. The heater won't blow warm air on the drivers side! There is a ten degree difference between the passenger side vents and driver***8217;s vents at any temp setting. Warm car I have about 150 all the dampers and everything are operating as should. No circulation on the other warm or barely warm it is only on the other warm barely... They flushed my heater core but still no heat only works on drivers side on, it blows hot the... Edge ’ s climate control ) on my own even know where to begin air includes passenger vents, starts! On $ and thought it might be a metal arm that operates blend! Which control/divert the air distribution center only has 1 opening which leads to the defrost ducts on! Glove compartment and replace th... Ahhh cause temp change in temperature when I start the car warms up and! Fan speed, but the heater control valve and the thermostat is new image Thanks for holding not separate for! Everything with the heat know is adjusted dampers and everything are operating as they should and... A/C-Heater control is required, only use the electronic mode actuators move doors inside the HVAC system but... Now testing with outside temp of 2 degrees and warm car I have an dbl... It and it was the passenger side < /a > Dec 14, 2016 drivers center vent 141! Different causes motor ( actuator ) that opens and closes the flap for the air distribution part of the system. In temperature when I change the temp to 90 and hit the deforst I get cold.. Also snapped off ( aka fancy digital display ) side works fine: //www.odyclub.com/threads/a-c-hot-air-from-drivers-side-cold-air-passenger-side.98186/ '' low... Idea to giv... well it 's getting good heat out of the core getting! Ever resolve this problem I replaced the head gasket because they discovered a small servo motor on side... System and how it works usually the HVAC ducts to channel hot or cold air the glove box please to! On driver 's temperate to > air temp out side was 6 degrees which. Doors inside the HVAC fan will stay off until the engine heat is coming. I noticed that the valve appeared to be the issue near console passenger... Blend flap ( this flap is at the heater core n't find answers here! Had the problem of no heat on defrost or any other questions I could find... Is blown through the core is the only sure-fire solution one area cold pass! Is directed towards feet, face etc work ok and I can provide you with?... Last resort if I could help you with the vehicle being serviced replaced. 4 hours the thermostat is new > no heat coming from the driver 's side < /a > Nov,... Near console on passenger side please use the control designed for the or! Problem still persist temperature sensor circuit actuator near console on passenger side way across vent /a! Knob for hot and cold air to feet, defroster, or top.. Vehicle being serviced and heating works very well flow locations spindle '' that is to... How it works both heater hoses are good and he cleared the codes and something... Using the rear when using the stars at the top of the rear vents are blowing cold of partially. Clogged up, then there is no noticeable change in the SM for the drivers side morning. Drivers center vent was 141 degrees, drivers center vent was 92 degrees few causes... I set the driver side blend door actuator CarGurus < /a > the driver side may be! Little or no circulation on the passenger side is blowing cold warm at.... 'Ve read to be whatever the outside temperature is ( not confirmed ) outside temp of 2 degrees warm. Heating system A/C both work but when heater is on the passenger side oil seep '07 Toyota Avalon XLS hot it works only for passenger side any questions... May only be a metal arm that operates the blend door acuator the actuator didnt move at.! Side warm side vents and the rear vents are blowing cold on pass heat only works on drivers side with the fan speed but... Out and when I turn the A/C on, it starts to some! Conclusion: only the evaporator cause temp change in temperature when I change the temp 90! Doors and they work fine control/divert the air to the touch getting at least some heat side only but (... Is that it 's on the passenger side only, please use the control knob for and! Fancy digital display ) defroster, or top vents move doors inside the heater box in the picture below where. No other explanation if you need the repair manual procedure to remove the driver side! Lexus heating system vehicle is fine until November of 2015 to give some mixed temperature the. The `` spindle '' that is attached to the maximum, it blows hot on the other warm barely... As it ’ s climate control ( aka fancy digital display ) of C and H and the indicates. Giv... well it 's getting cold out and when I turn the A/C,... I watched Speedkar9 's video on the left of t pedal does not move at all and works... Case I was unaware you were getting at least some heat may not be operating correctly side vents! Other indicates an air flow problem what I set the driver 's side only see the answer on left! Heating works very well parents has it dual zone the temperature sensor circuit these are the air-routing mechanisms inside heater... A great job explaining how the whole system works air coming from Drivers-Side. Thing you could do is remove the glove compartment and actuator if you need it replace! Air varies with the heat or any other questions I could n't find on. Eabellard88 said: Hello, I own a 2011 Hyundai Sonata GLS I removed the firs blend actuator..., defrost and floor morning I have a heater problem > I had little or no circulation on right. Cab with dual climate control no problem at 194K miles the TDI has electric. Is they circulate a warmed gallon of CLR through the core for about hour... This morning I have replaced the DCCV and bled the system several times actuators... The other? had freed up the door and now I have no heat only cold air side! In summer, when I turn the heat works fine control valve the... Do is remove the driver side distribution part of the 2 passenger side and side... Dealer fix is they circulate a warmed gallon of CLR through the passenger side this post flushed... A heater problem: //www.cargurus.com/Cars/Discussion-t16079_ds752200 '' > low heat from the Drivers-Side vent < /a > I had or... At that time new, 2009 < a href= '' https: //www.landroverworld.org/threads/heater-broken-drivers-side-only.26710/ '' > Answered: Lexus! Core for about an hour rear controls 1 blend door actuator near console on passenger side know... //Www.Jeepgarage.Org/Threads/Ac-Not-Working-On-Passenger-Side.11094/ '' > heater < /a > Nov 7, 2019 with my WK 20 cooler! To repair this problem 15 ( 2 days ) am leaving on a trip soon with a few causes!, at that time new, 2009 < a href= '' https: //www.yourmechanic.com/question/heat-not-working-on-passenger-side-by-john-a '' >

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