How to Replace Blend Door Actuator Dodge Avenger. If this problem catches you unawares, you can always get some temporary heat into your car by executing a blend door repair that will only take you 10 seconds. If no speed works, you can check the power and ground to the fan motor. Problem is water leaking on driver floor. Press question mark to learn the rest of the keyboard shortcuts. And maybe, blend door actuator has something to do with it. Well, flip down the blend door hinge towards the heat side by reaching in behind the dash control knob area. You'll notice is makes a popping noise when it is commanded. These are controlled by electronic actuators that when commanded, turn the door to direct the desired air flow combination. The symptoms of a bad blend door actuator include a lack of heat or air conditioning, or failure of air to blow through some or all of the vents. Log In Sign Up. If you have air flow, but it is not cold, check the blend door for operation first. In this example, you will need to test each wire for a power signal with a voltmeter or power probe. You can learn how to replace the blend door actuator of a 1999-2007 Chevrolet Silverado, I hope you found the information I have provided above helpful. User account menu • Blend door actuator replacement. Driving with a bad blend door actuator may not be comfortable, but it won't hurt the vehicle. If you hear a repeated light clicking sound coming from under the dash, it can be a bad blend door actuator. Here is a guide that will give you an idea on what you are in for when doing the job. Look at the blower switch. Early automobile air conditioners were add-on units that were likely installed by the dealership, not at the factory. 2014 Tuxedo Black. The only other way to test the blend door actuator is to test for 12v at connector, but you would have to remove the instrument panel in order to gain access to the actuator I suddenly had a loud popping noise coming from the center ash area of my '12 Wrangler. Look up near the top of the glove box door, you will see how to drop the glovebox all the way. Your controller sends a signal (power or ground) through a resistor, then through a relay, and then to your fan motor. This issue is characterized by a clicking or ticking noise from the dash while the unit is still working, before finally stopping. These can fail on the mechanical side as well as electrically. If you compressor turns on and the low side pipe going into the firewall of the engine compartment is getting cold (around 30-40 degrees), and you are not getting the same temperature air out of the dash vents, then you have a vent, ducting, or fan problem. I just had to replace this for the 3rd time on my 2010. How to Replace Rear Disc Brakes Pads & Rotors, How to Perform Front Brakes – Demonstrated on a 2005 Nissan…, Video Reset Wrench Service Due Message on 1998-2005 Mercedes ML320, Video Reset Change Engine Oil Light on 2002-2007 Buick Rendezvous, How to diagnose electrical issue with AC compressor. Like any mechanical device, a blend door actuator will eventually fail. 5 Things to Consider When Renting a Super Car. The blend door actuator that went out on mine was the air inlet actuator. 2014 Tuxedo Black. You will require a tool set that comes with a 5.5 mm socket for Cadillac, Lincoln, GMC, Ford and Chevy cars. One of the symptoms is a noisy, repetitive sound at the back of the glovebox center-dash console section where the HVAC knobs are based. A blend door actuator is made up of an electric motor that turns a plastic gear set in one direction or another which is connected to an air control door pivot at the final drive of the unit. Test for your signal to your resistor. Move the control(s) that do the hot and the cold, the controls that do the air outlet selection (feet, face, etc) and hit the recirc button. Allow our technicians to service your HVAC system with genuine TOYOTA parts and factory approved tools. The climate control computer receives feedback information via a door position sensor in the unit.The actuator is responsible for moving the air direction and temperature doors inside the heater plenum; their job is to manage mode settings like re-circulation modes, mid vent, defrost and fresh air, floor as well as temperature. Why does it cost so much to diagnose a check engine…, 5 ways of knowing you have a good mechanic, How to Change A Tire VIDEO w/ Brittney Alger, Parking Sensors Kits – Buying And Installation Guide, A Guide to Buying Your First Used / Pre-owned Car, Here’s Why Hyundai is one of the best Cars to Own. Look at the resistor in the diagram above. Close • Posted by. One of the symptoms is a noisy, repetitive sound at the back of the glovebox center-dash console section where the HVAC knobs are based. The climate control computer receives feedback information via a door position sensor in the unit. Finish the process by driving off the car. On most vehicles, the blend door hangs on a vertical or horizontal axis, so turning a corner or changing the fan speed can cause a broken blend door to randomly swing between the hot and cold positions. If you are getting the signal at each input wire to the resistor, but no voltage out, then you will also need to replace the resistor. You'll notice is makes a popping noise when it is commanded. This issue is characterized by a clicking or ticking noise from the dash while the unit is still working, before finally stopping.It can also go bad if the electric motor burns out; if you move the vent mode or temperature controls, nothing changes because the unit has become non-responsive. A lot of newer cars, especially those with any kind of automatic air settings, these signals go through a computer also. If you don't have Dual-Zone temp controls - it's the same as for the right side - behind the radio. User account menu • Blend door actuator replacement. Make sure the flaps are not stuck in the HVAC box, that will raise heck with the actuator. It was intermittent and I couldn't figure out what triggered it. Use a test light or power probe and verify that the proper signal is being received to the actuator based on your wiring diagram. The actuator motors may also make a noise if they've failed, but this isn't always the case. I have kind of narrowed it to the actuator in heater, but cannot find the fuse in book. However, remember that this is not a permanent solution; you will have to repeat the process in the morning if the car remains parked over night. So, I think it is hooked to another circuit. Just like in my case, all you need is a willingness to get your hands dirty and the right information to this issue with ease. There are two of the actuators they are easily accessible from the glove box. The popping noise is the a… Ford Forum is a community to discuss all things Ford. Welcome to my fantastic blog! So i've tracked down some creaking in my truck behind the right side console/glove box to the blend door. DANNY L EXPERT; Hello, I'm Danny. Hello, I have the car listed above 1999 LTC and my mechanic replaced blend door actuator (OEM) and not so long after that I hear again weird noise from inside again (like farting noises). Discussion Starter • #1 • Aug 5, 2018. You will require, How to diagnose if you have a bad blend door actuator. See image below. So, I made sure to look for the reasons behind such scenario. Replacing the HVAC blend door actuator will stop the noise and control the temperature. You will want to make sure that the connector hasn’t burnt out as well. Press question mark to learn the rest of the keyboard shortcuts. month. I have a clicking noise when you close door or trunk. Do you. Inconsistent Airflow : If the blend door is moving back and forth, then the airflow will be … - A/C blend door actuator failure and replacement. According to exploreforum.com, you can arrest this problem by looking out for Blend door actuator symptoms. Replace resistor and connector as needed. Whichever control adjustment makes the noise stop temporarily is most likely the actuator that is giving you fits. Replace cabin filter and clean fan from debris as required. Inconsistent Airflow : If the blend door is moving back and forth, then the airflow will be diverted incorrectly or maintained incorrectly. Air Conditioning. Just the clicking. Remove the fuse and wait 1-2 minutes for any capacitive charges in the system to dissipate. If you switch it towards heat a little bit, and the noise stops, your F-150 blend door actuator has gone out. And are there any DANGERS? Clicking Sound. This commonly causes problems in most car’s air conditioner and heater systems. Find amazing online car lease deals using the Rodo mobile app or visiting Rodo.com. I've got about 1700 miles on it and I'm loving every mile; however, there's been a clicking noise coming from the center console for the last week. Average repair cost is $590 at 93,900 miles. Finish the process by driving off the car. I researched this online and found that a bad blend door actuator makes this noise and failure on the Ford Explorers is a common problem. Using the dual climate control systems, the passenger or driver can choose the temperature. 1 hour ago. If you have ground, but no power, you can supply power to the power side of the plug and make sure that the fan turns on. I hope you found the information I have provided above helpful. Place the heater hose on the engine outlet after taking the heater return hose off of the engine. If you switch it towards heat a little bit, and the noise stops, your F-150 blend door actuator has gone out. Also know, how do I know if my blend door actuator is bad? This occurs when the motor gears get out of alignment and slip against each other. My 97 Towncar ac blend door actuator started making a clicking noise for several moths until it stop blending the air, caused by internal failure of the plastic gear drive that is controlled electronically inside the "Blend door actuator" that positions the heater blend door in the right position as to divert part of the cold air to the heater core and thus have an output balanced mixed cold/hot air into … Not only will you gain a new skill but you will also save on what you would have spent on a mechanic who is likely to charge an exorbitant price.So did you enjoy reading the article? I mean will my car blow up if I don’t replace this in the next week or so? Full 12V and full ground will give you the max speed the fan can go. Why do automotive mechanics charge so much? Biography: Hi there! I believe the air flow actuator is on the same side behind the glove box and would expect maybe 30 minutes to change. Some of the blend door actuator symptomscan vary from hearing the ticking of noise from your dashboard when you start the car or if the heater in our car is blowing cold or the AC is blowing hot. This actuator hence controls the temperature and air direction as per the settings. website (they approve all websites), for more info simply search in gooogle: I suddenly had a loud popping noise coming from the center ash area of my '12 Wrangler. For testing, you will want to gain access to the fan motor plug and the resistor plug connectors. Replace the fuse. Can I drive with a blend door actuator problem? When I start the truck the clicking noise will stop after about 5 seconds. For every speed step up, the power signal goes through one less resistor inside the unit, thus supplying more voltage to the fan motor to turn it faster. Grace G. STAFF Oct 30, 2020 0 I had a couple of the actuators go bad for my drivers blend door (that's what controls the hot/cold of the air). Symptoms a Blend Door Actuator is Bad. The symptoms of a bad blend door actuator include a lack of heat or air conditioning, or failure of air to blow through some or all of the vents. Depending on your vehicle’s make and model, many systems have three to four of these units which they use to control mode operation. What this means is that the hot coolant is creating a circle and not going thru the heater core. I just noticed this knocking noise going on in my 2011 Ford Taurus, last week. Blend door clicking noise 2 Answers. 7 Posts . A common issue in these trucks is the failure of the potentiometer that senses when the actuator has turned fully. To be confident that the blend door unit is the problem, then you will have to get your hands dirty. The right blend door actuator is behind the radio accessed through the glove box and by pulling the radio. It has only happened when I start the car for about ten seconds and then goes away. Can I drive with a blend door actuator problem? Find the Heater & AC Controller in the center of the diagram. Clicking Sound. As soon as I open a door and before I even insert the key in the ignition I hear a loud clicking noise in the dash. So, my 14’ ST has been making a wild clicking noise behind the dash, it’s definitely the blend door actuator going to hell. Once you have established that it has gone bad, you can check out Amazon to purchase an OEM replacement actuator. Also, they control the cold and hot settings for left and right passenger sections.Using the dual climate control systems, the passenger or driver can choose the temperature. Not only will you gain a new skill but you will also save on what you would have spent on a mechanic who is likely to charge an exorbitant price.So did you enjoy reading the article? The actuator motors may also make a noise if they've failed, but this isn't always the case. Anyone else have this … Press J to jump to the feed. I believe there are three or four of them. The symptoms of a bad blend door actuator include a lack of heat or air conditioning, or failure of air to blow through some or all of the vents.The actuator motors may also make a noise if they've failed, but this isn't always the case.. Also Know, what does a bad actuator sound like? Another possible symptom is a clicking noise from the actuator motor. 2. The units are found in several areas around the HVAC plenum. This clicking noise is the result of a failed door actuator; more specifically, it is because the teeth on the plastic gear inside have sheared and are now slipping. 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