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. Whichever control adjustment makes the noise stop temporarily is most likely the actuator that is giving you fits. I suddenly had a loud popping noise coming from the center ash area of my '12 Wrangler. Also know, how do I know if my blend door actuator is bad? This commonly causes problems in most car’s air conditioner and heater systems. 11 Posts . Having gone through some climate control issues with my 2005 Ford Explorer that features the 4.0l engine, I have decided to come up with an all-rounded article to help you diagnose if you have a faulty blend door actuator. So, I made sure to look for the reasons behind such scenario. Press question mark to learn the rest of the keyboard shortcuts. The truck effectively doesn’t “know” how far to turn the door. Allow our technicians to service your HVAC system with genuine Volvo parts and factory approved tools. So i've tracked down some creaking in my truck behind the right side console/glove box to the blend door. If you did, kindly share it with other interested people. Symptoms a Blend Door Actuator is Bad. Discussion Starter • #1 • Dec 17, 2016 (Edited) So I have a 2014 JKUR and recently the blend door actuator responsible for selecting cold/hot air started making a ratcheting sound. 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. For passenger side, you may have to remove glove box to access the actuator. I have realized that it’s quite challenging to find reliable and in-depth information regarding blend door actuator symptoms. For testing, you will want to gain access to the fan motor plug and the resistor plug connectors. According to exploreforum.com, you can arrest this problem by looking out for Blend door actuator symptoms. Clicking Sound. Required fields are marked *, diagnose if you have a faulty blend door actuator, . See image below. 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. 2014 Tuxedo Black. Allow our technicians to service your HVAC system with genuine TOYOTA parts and factory approved tools. The three most common causes of clicking noise from behind the dashboard are the heater control module, lost calibration, and faulty blend door actuator motor. A common issue in these trucks is the failure of the potentiometer that senses when the actuator has turned fully. Sometimes, the fix needs recalibration, and sometimes you need to replace the part that is … Find the Heater & AC Controller in the center of the diagram. And maybe, blend door actuator has something to do with it. Blend Door Actuator Issue - Clicking noise from center console Hello all, I'm Javier and I've had my 2015 FiST for about a month now. Make sure the flaps are not stuck in the HVAC box, that will raise heck with the actuator. Secondly, what does a bad actuator sound like? These are little signs that something is wrong with the blend door. I was able to get at one of the retaining screws but the second one looks impossible without major dash panel removal and/or some serious brace cutting and removal. A lot of newer cars, especially those with any kind of automatic air settings, these signals go through a computer also. These are controlled by electronic actuators that when commanded, turn the door to direct the desired air flow combination. You can learn how to replace the blend door actuator of a 1999-2007 Chevrolet Silverado in this video. Also, they control the cold and hot settings for left and right passenger sections. How to diagnose if you have a bad blend door actuator. And are there any DANGERS? Average repair cost is $590 at 93,900 miles. This sounds like you have a blend door actuator that has broken some gears which is common, they are plastic. Inconsistent Airflow : If the blend door is moving back and forth, then the airflow will be diverted incorrectly or maintained incorrectly. Secondly, what does a bad actuator sound like? (Page 1 of 3) Hopefully this is an issue Ford has fixed. I was able to get at one of the retaining screws but the second one looks impossible without major dash panel removal and/or some serious brace cutting and removal. 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 temperature of the heat in modern vehicles is regulated by a blend door controlled by an actuator. In this example, you will need to test each wire for a power signal with a voltmeter or power probe. Discussion Starter • #1 • Dec 17, 2016 (Edited) So I have a 2014 JKUR and recently the blend door actuator responsible for selecting cold/hot air started making a ratcheting sound. (Page 1 of 3) Hopefully this is an issue Ford has fixed. Clicking Tapping Noise in Dash Fix. Any insight … Here is a guide that will give you an idea on what you are in for when doing the job. You will need a diagram of parts location and a wiring diagram to perform testing on these actuators. If it doesn’t, you will need a new fan motor, but you need to continue testing the resistor and controller. 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? Here are some of the most common symptoms that a blend door actuator has gone bad: 1. Clicking Sound. Now that I am married and has one adorable son, I have the time to write and share my personal experiences with other automative enthusiasts like me. In this example, you will get a full 12V at each wire when that speed is selected from the controller if the controller is working. Popping noise in JKU dash! 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 … 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. This is the best adsense alternative for any type of website (they approve all sites), Barrel of fun working by feel to change one. If no speed works, you can check the power and ground to the fan motor. Close • Posted by. Once you have established that it has gone bad, you can check out Amazon to purchase an OEM replacement actuator. The popping noise is the actuator trying to turn further than it is able to. Once you have established that it has gone bad, you can check out Amazon to purchase an OEM replacement actuator. Ah, yes, the dreaded blend door actuators.....no problems on our 300C, but had to replace one on my '12 Challenger that was definitely bad making the woodpecker noise when you got in the car and when you turned on the A/C system or heater. Average repair cost is $590 at 93,900 miles. Replacement parts to fix the problem may be as little as a few dollars, but the labor charges to replace it may go into the hundreds. 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. Remove the heater hose off of the heater core from under the hood. If you are getting no air flow at all, or low air flow, you may have an issue with your fan circuit. On the passenger blend door it took me less than 10 minutes. 37 people found this helpful. To be confident that the blend door unit is the problem, then you will have to get your hands dirty. Look at the resistor in the diagram above. 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. Blend door actuator. 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. Your email address will not be published. If blend door actuator is working when tested with the factory scan tool, then blend door itself is at fault. have the same problem? replacing blend door actuator 2004 ford explorer, The 2004 Ford Explorer has 45 problems reported for blend door in hvac system makes loud clicking noise. I had a couple of the actuators go bad for my drivers blend door (that's what controls the hot/cold of the air). This simple diagnosis can help you determine if your blend door actuator is faulty. A faulty blend door actuator can make your driving unpleasant and uncomfortable. Remove the fuse and wait 1-2 minutes for any capacitive charges in the system to dissipate. According to exploreforum.com, you can arrest this problem by looking out for Blend door actuator symptoms. I didn't notice any issues with the AC/temp/vents, etc. website (they approve all websites), for more info simply search in gooogle: Just the clicking. 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. If you did, kindly share it with other interested people. As you turn the switch from low to high settings, power is sent to the resistor unit. Press question mark to learn the rest of the keyboard shortcuts. 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. It was definitely a gear skipping noise, very loud and would be about 10 pops in a row and then stop. Dear Jordan, thank you for the insight. 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. 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. I just had to replace this for the 3rd time on my 2010. Blend Door Actuator Issue - Clicking noise from center console Hello all, I'm Javier and I've had my 2015 FiST for about a month now. An air blend door actuator is made of a plastic gear set, a small electric motor, and a plastic housing. You will require, How to diagnose if you have a bad blend door actuator. I believe the air flow actuator is on the same side behind the glove box and would expect maybe 30 minutes to change. This noise typically happens when you change the settings in your A/C or when you start the car, and it … This actuator hence controls the temperature and air direction as per the settings. Dodge Chevy Ford Blend Door Actuator Replacement. The fan circuit for most cars is pretty straight forward. Inconsistent Airflow : If the blend door is moving back and forth, then the airflow will be … Also know, how do I know if my blend door actuator is bad? These can fail on the mechanical side as well as electrically. 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). Popping noise in JKU dash! 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. This way, a passenger can control the temperature of th… 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. So this one gets electrical again. 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. This occurs when the motor gears get out of alignment and slip against each other. 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. The actuator motors may also make a noise if they've failed, but this isn't always the case. I have replaced the actuator on the mode door and now the temp actuator has gone south. The truck effectively doesn’t “know” how far to turn the door. It has only happened when I start the car for about ten seconds and then goes away. Most vehicles, this is located directly under the passenger side dash or behind the glove box. I see you don’t monetize your page, don’t waste your traffic, you can earn extra cash every Driving with a bad blend door actuator may not be comfortable, but it won't hurt the vehicle. The left actuator - well - you have to pull the dash and the heater plenum. Start by testing all fuses that are related to you HVAC system. Log In Sign Up. Mark helpful. If the fan works on high speed only, then you know that you have a bad resistor. 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 … Its like I never even changed it. An actuator can go bad in of two ways; first the electric motor can burn out rendering the unit non-responsive so nothing changes when the temperature or vent mode controls are moved. Test for your signal to your resistor. 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. My research leads me to think it's the blend door actuator but all similar situation had only happened when other owners turned the ignition on. Make sure the flaps are not stuck in the HVAC box, that will raise heck with the actuator. Test the BRN wire first on the lowest speed. If you have ever heard a soft knocking noise coming from under your dash, it was likely one of the air door actuators. Your controller sends a signal (power or ground) through a resistor, then through a relay, and then to your fan motor. Another possible symptom is a clicking noise from the actuator motor. 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. The climate control computer receives feedback information via a door position sensor in the unit. I believe the air flow actuator is on the same side behind the glove box and would expect maybe 30 minutes to change. The control from hot to cold modes, the passenger blend door actuator stop. Will always be my favorite pastime from the dash inside of the outlet! 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