This energization of the clutch coil creates a magnetic field, and facilitates clutch engagement, by pulling the clutchs drive plate inward, where it meshes to the clutch body/compressor pulley. The best remedy for this is getting your A/C serviced. Solved A/C compressor clutch not engaging . 2. How to Manually Move A Power Seat: A Step-By-Step Guide. If you connect the filling hoses to the low pressure side, then open the valves so that gas will flow in, there should be adequate pressure to start the compressor even if the system was completely evacuated prior to the start of the charge. Start the engine, and then see if the clutch and the pulley are running. No, if the Freon level is too low, it will not engage the AC clutch. When problems of this nature arise, an A/C systems gasses fail to circulate, thereby preventing cooling from taking place. Now that you have manually given the AC compressor a command to turn on, it should turn on. Escape A/C Recharge. zain611 Ships from and sold by Parts Geek LLC. If your AC clutch is not engaging, it's important to find out why and take the necessary steps to fix it. Sometimes they can get a little stupid and leak profusely.). Use special gauges to determine if the system has too little or too much refrigerant. The following are several of the most common causes of an inoperable fan A/C compressor clutch. - My E350's AC was not working (clutch not engaging) so I added two cans (22 oz.) Started Tuesday at 03:15 PM, By They checked for leaks but found none. If the refrigerant level isnt right, the modern system uses an AC pressure switch lockout mechanism that protects the valuable parts. . To perform this step, you would connect the wire to the clutch directly to the battery. Mine blows very cold, no matter how hot outside it is. Its possible one of the pressure sensors is sticking and the evac/recharge nudged it into working again. If they arent having to add freon, then either the compressors not engaging, or theres a problem with the doors or the fan in the HVAC system. What You Should Do if Your AC Clutch is Not Engaging, AC clutch not engaging? RELATED: Car AC Not Blowing Cold Air? The bypass you tried relies on the fuse listed to have power to the relay. This is a full explanation of how the system works. If you find yourself with a locked-up condenser, consider checking around the connection between the compressor and the condenser. The clutch is not getting a signal to turn on. If you begin to notice that the AC system is not blowing as cold as it used to, then that may be a sign that the switch has failed, or is beginning to fail. Use a wiring diagram to ensure you have the right wire. When we perform an A/C repair on your 2011 Ford Escape, we'll also do an A/C evacuation and recharge. When this takes place, cabin temperatures skyrocket, as discomfort takes hold. If you notice that the belt is slipping then you would have to adjust it. 15 people found this helpful. Mechanic's Assistant: Are you fixing your Escape yourself? If not on, the condenser will get too hot to work, and the a/c will shut down. Martian. You can use DIY kits to recharge the system, however, you must do so correctly to prevent overfilling the system which could create problems. Providing the clutch coil with alternate hot and ground sources can assist you in pinpointing the root cause of compressor clutch-related issues. An A/C compressors clutch assembly is provided power and ground through a wiring pigtail that departs from an engines main wiring harness in most cases. You can also examine this for noise and smell issues. The a/c clutch normally uses a 10A fuse. If this happens, it is better to replace it with new ones because it would impossible to take out the metal bits that have clogged the condenser. My A/c Blows Warm Air No Matter What Setting It Is On. Marvel Mystery Oil vs Seafoam: Which is The Better Choice? 225 PSI / 80 PSI = It is likely that the . Leighton198 Once you find the appropriate fuse, check the functionality with your multimeter. We took it to our mechanic (who I trust). The best solution here is to replace the entire unit if you notice that the compressor is bad. Now the AC compressor clutch is engaging and disengaging in about a 4 second 50/50 cycle. If you dont get any voltage reading, then check the fuse. . That happened last Fall, so we waited until this spring to try again. What, if anything, could I try to diagnose? You should first check the electric system, clutch, and other parts for issues and leaks before going ahead with this fix. From you description, it sounds as though the system isn't building enough pressure, and by relation enough heat to turn the cooling fans on. After inspecting the belt, there can only be two things left that could be happening: 1. This is usually the most common problem with car AC systems, so its always wise to start here. When this switch fails, your air conditioning will only blow warm air. These include low or excess refrigerant and insufficient oil. Copyright 2023 Mechanic Base. 2. Compressor not included. . Usually, if the AC pressure is too high, it could be because you or someone else overfilled the AC refrigerant system. Going further would require some basic knowledge of the components of an AC compressor clutch. Over time, you may notice your A/C not performing as it should. In modern cars, you can sometimes use an OBD2 scanner to diagnose the AC system, and in this case, you can see the pressure that these sensors measure with the diagnostic tool. Previously the air didn't work when set at level 2 and 3 of the four levels. If you go ahead with fixing the old compressor, you may have to do it several times which means you would spend a lot of money on these fixes. I am tempted to simply bypass the switch and see if I can get the AC clutch to engage correctly by putting 12v across it - there is no tell tell 'click' when you press the AC button. hiace_drifter A/C only blows cold air below 78 degrees or so. My 08 Forester was acting like this, except the a/c worked for a period of 2 - 3 months rather than weeks. Antonsd Before replacing the old compressor with a new one, you should check every part to ensure that the problem wont require an easy fix. You should check this area for bad noises and bad smells. Unplug any relay terminal wiring with the interior car A/C controls in the "off" position. This article covers both causes and fixes for this issue. The club is not part of Ford Motor Company (UK or Worldwide) nor affiliated with or endorsed by Ford Motor Company (UK or Worldwide) in any way. Route the wires to the car battery. Free In-Store or Curbside Pick Up. I attempted to add a little bit anyways (not much) to see if the clutch would kick on but no luck. Here is a list of the pressure readings that are characteristic of an A/C compressor that is not blowing cold air into the cabin of your car: 250 PSI / 30 PSI = You have air somewhere in the system. From Heat To Cool. Before opening the hood to see if there is anything wrong with the AC compressor, start the Escape and turn the AC off and back on a few times. Low AC pressure will prevent the relay from sending power to the AC compressor clutch. Jiffy Lube Vs. Valvoline Oil Change: Differences & Which Is Better. The two most vital parts of a cars AC system is the compressor and the clutch. Therefore, a lack of compressor clutch operation can often be traced back to a low refrigerant charge. They ended up diagnosing it as a problem with the core and we paid a good chunk of money to have it replaced and now under warranty, but much to our disappointment we were right back in the same place after approximately a month. Need to fix your car's air conditioner? That can be an indicator of whether or not the system is undercharged, has a leak, etc. Components used in the Ford Escape AC system Cylinder head temperature sensor Engine coolant temperature sensor Evaporator temperature sensor Low pressure AC cycling switch Dual function high pressure switch The AC compressor clutch is a major part of the automotive air conditioning system. Any good shop should be able to trace this down. You may also notice a bad smell when you turn on both heat and AC. Notes: A/C install kit, Includes: Filter Drier, Expansion Valve, Compressor Oil, Necessary O-Rings and Gaskets, Cap and Valve Kit. It is also a simple replacement to do. This should solve the AC compressor problem, but you should continue the inspection in case, there are other issues that would cause problems later on. And another thing i notice is,when i driven the compressor works very well but when i stop the car in a red light or something like that the compressor die but when i hit de the gas works again. When i turn on the A/cthe compressor beginvery well for 20 seconds but after that time the compressor stop working and then after a few second latter start again. Click Here for the 5 best options. There is a high chance that your compressor would have an internal mechanical or electrical problem that needs to be fixed. Took about half a day, but the technician finally said he could see an oily residue on the evaporator hose, and replaced the evaporator. To finish, we'll add new refrigerant to recharge the A/C . The clutch isnt going to normally wear out when its newer. In order for the AC Condensor to do its job it must stay as cool as it can. that have created this guide for you so you can understand how the system works Something else is the problem. Started 12 hours ago, By The compressor compresses refrigerant vapor and by doing so it converts it to liquid refrigerant under pressure. Inspect low coolant content or pressure. We took it back to the mechanic. If the pulley and the clutch are both spinning it shows that the clutch is engaged with the pulley correctly. I have mot. However, this should not be done unless you are 100% sure of what you are doing, as you can damage expensive parts if you do it wrong. TomsFocus The AC compressor pulley is always being turned by either the serpentine belt or a dedicated belt (its going to depend on the model year and engine type). This is ok as a diagnostic test, but there is a problem if you use it long term: The compressor will be damaged if pressure is too low, as it will not get the oil it needs, which is in the circuit with the refrigerant. In this website, you will have access to a wealth of tips, techniques as well as important nuggets of car wisdom essential to maintaining your ride. Get at least 20% off selected Ford parts on eBay View parts on eBay now! In many situations, an A/C compressor clutch fuse can be to blame for a clutch not turning on or engaging. July 21, 2016 in Ford Fiesta Club. Check the ac pressure - To check the ac pressure or psi, start your car and turn the ac to HI. 5 Best Fire Extinguisher For Cars Be Ready For Fire Emergencies. I would be curious about the system static pressures. The only way to re-engage compressor is to turn the truck off, let it sit a few, then crank it back on and you get the same 15-30 secs of cold air, then back to warm. There are shops that specialize in A/C systems. Without much argument, SOA sent me a check for $500 towards the repair. Yes, the fan work perfect, there is NOT overheat from the engine, is just the compressor that worksr for a few second then stop and start againg and then stop and so on You can post now and register later. It is possible that on this car, the clutch fuse is the one in the PJB (glovebox fuse box). (2012 - 2023) Ford Fusion Battery Sizes & Specs (2006 - 2023) Ford Ranger Battery Sizes & Specs (2000 - 2023) Started February 6, 2020, By On most designs there is a place where debris, if there is any, tends to accumulate. You may check your ACs user manual for specifications. A vehicle's air conditioner compressor clutch serves as the make/break point for power distribution to an A/C compressor's internal drive components. It also gives an insight into how the system works. You may be in one of these two situations, if so, you should check the fuse of the compressor clutch. Alexdeltaron This helps to filter and store the liquid refrigerant when it begins to turn back into a gas. If they have to add ANY freon, then theres a leak, they just havent found it. The Best Torque Wrench Digital or Dial Type? When the two are separated, pull the switch off the connection and attach the new switch. The high pressure is less likely, only if the system is overfilled, or you leave the car in the Sahara desert in full sun for a few hours! Need the manual, really. 4.5 amps, check clutch air gap. Ensure that your engine is turned off when performing this inspection. $285.95. After inspecting the belt, there can only be two things left that could be happening: 1. Add oil if the level is below the normal point. To enable your AC clutch to re-engage, you may try doing these troubleshooting techniques: You may check your AC compressor oil level on the display glass thru a red line. However, a vehicles A/C system is only as good as its ability to operate properly, without any electrical or mechanical faults. If you jump the low pressure switch with the engine running, do it only for a few seconds. ), P2004 Code: IMRC Issue (Symptoms, Causes, and Fixes). Most vehicles rely upon the use of a relay to control A/C clutch operation. likely to be low on refrigerant. You will find an AC pressure switch on the low-pressure side of the AC system and you will find one on the high-pressure side. Dec 25, 2006. If this circuit is traced the fault of a open circuit can be found out. However, many components make up the air conditioning system, so your problem could be entirely different. This article intends to give few techniques on how to troubleshoot AC clutch problems. Fv 27, 2023 . You dont want to turn the pulley where it is attached to the belt. and what to Has Been In The Shop 4 Times For This Same Problem. Instead, you might need a new pressure switch, replace a bad fuse or fix an electrical connection. The Compressor Is Cycling More Often Than I Recall. If I find something out from my mechanic, Ill give you guys an update. Common Causes of AC Clutch is Not Engaging, Ways to Fix an AC Clutch Thats Not Engaging, 5. Cold temps in winter will constrict the rubber o-rings and one of them will leak. Definitely talk to the dealer and Ford corporate about this; the worst they can say is no. Look closely and observe the front part of your clutch. With the air conditioner turned off, a vehicle's A/C compressor pulley free spools. Is the AC clutch supposed to spin all the time? However, when the AC pressure switch goes bad, warm air might be all you get. Above that, it only blows out hot air. The easiest check is to look at the refrigerant levels. In this guide, we cover the different problems you might encounter. Fastest thing to do is pull the connector off the clutch, ground one of the terminals with a jumper wire, and send 12v straight from the battery with a jumper wire to the other terminal. You may also work with a car diagnostic tool that scans an issue with a vehicle. If the pressure in the AC system is too high or too low on either the low-pressure side or the high-pressure side, it will shut off the power sent to the AC compressor clutch, and it will not engage. Any ideas why its not lasting? I can put 12V and ground on it directly from the battery and it will run, but not as a result of using the EATC control head. . When the engine is on and the AC is on high, low pressure readings should be around 30 psi and the high pressure side should be about 250 psi depending on your car. 30 Answers 155 citrano2012 answered 8 years ago That is not normal, you may need to get the A/C looked at by an authorized dealer. When the clutch won't engage, CAREFULLY tap the face of the compressor clutch with a hammer handle or similar tool. It should be on whenever the a/c is on. Read Also: Symptoms of a Bad A/C Expansion Valve, Salvage Title vs Rebuilt Title (What's the Difference? Fill it up until the pressure indicator on the refill . If so, then youve come to the right place. Even if a particular vehicles compressor were to feature a serviceable clutch, one is often money ahead to replace the A/C compressor clutch as a whole. They did an evacuation and recharge of the system. Plenty enough to get it to engage. Ford Escape. The AC compressor is getting a command to turn on but is no longer able to, which would indicate that it needs replacing. They did the evacuation/recharge and the air is now blowing cold again. Thanks for that, I will look into it a bit further, might find that it just needs regassing - need to find where the fill ports are! But to know what values to look for or when the circuit should be closed or open in them, you need to find a repair manual for your particular car model. might look to manually run the AC pump directly at the clutch end. Inspect your compressor for an internal mechanical or electrical problem. You can jump-start the clutch to see if it will get moving manually. Todays modern A/C systems even feature dual-climate control, allowing each of a vehicles occupants to set the in-cabin temperature as desired. green and/or greasy components . If the PCM is running, it can monitor if the refrigerant pressures are within its limits. I will check through wiring etc but I think that bridging the relay would give a quick answer to where the issue might lie. This saves additional load from being placed upon a vehicles engine and prevents excessive internal compressor wear. (Or Is It Just a Convenience? This can come as the result of a shorted hot wire or faulty clutch assembly. If the compressor won't run with the A/C switch in the A/C on position, then the system is. Being that the clutch compressor is just a few feet off of the road, it can accrue wiring damage over the years. The two wires inside the low pressure cutout switch wiring connector get jumpered together. Obviously, youd want to do this with the vehicle off. Prices may vary depending on your location. ANY good A/C shop will solve this riddle in short orderits all they do. The official Ford website can be found at http://www.ford.co.uk/. It should spin only when the AC system is activated and functional. Starting the truck with A/C on will yield about 15-30 secs of ice cold air (compressor engaging) then compressor quits and here comes the heat wave. Tiny bits of metal can clog your AC condenser. Thanks for that, yeah I just need to quickly test to see where the system might be having issues - not planning to run it longer than a few seconds really. Debris in the system will quickly plug the tiny orifices in the system. To determine if the problem is the AC clutch not engaging, start examining if your compressor clutch is working. RELATED: 5 Signs Your Cars AC is Low on Freon (& What to do). Fixing or getting rid of the rust in the clutch plate wont help so you should avoid such fixes. If there are two belts, theyll both be attached at the crank pulley. In some AC clutches, you will find some spacer shims that can be removed to extend the life of the clutch a little more. Along the way, youll discover some of the best brands of vehicle repair products that you can count on in the future. What Happens When There is Oil in The Coolant Reservoir? Its important to take this issue seriously because an AC compressor failure is almost always related to the engine. Blower fan works but hot pig tails assuming it's on it way out. Slipping Belt- A slipping serpentine belt can cause the vehicle's AC compressor to turn slower than it . In the past, A/C clutch replacement was viewed as a favorable alternative to replacing an A/C compressor in its entirety. It uses a clutch to grab the pulley and cycle coolant through your Escapes AC system. Seems to work good when outside temps are below 80 degrees. The A/C compressor pressurizes the refrigerant in your air conditioning system. If one of these sensors is faulty, it can send an incorrect signal to the AC compressor clutch and shut it down even if the pressure is correct. Again it will need to be vacuumed and refilled. Bypass the 3 wire AC pressure switch through B1 to B4. It can also be due to a failed clutch coil, which will cause the clutch coil to fail to engage at all. DizzyG Dan - Did you ever get to the bottom of this? Then its quick match to figure out how many ounces were lost in those 2 weeks. We use cookies to ensure that we give you the best experience on our website. Its located next to an electromagnetic coil. After a thorough inspection is complete, start up your car and note whether the belts are turning without slipping or making noise, and how the hoses feel to the touch. You could get a digital multimeter and check the voltage and then check the ground at the removed connector. If theres a problem with any of them, the clutch could fail to work. Thats why Ive decided to put up my very own website. Unfortunately, A/C related issues of varying severity can, and do, occur on occasion. Started February 26, 2015, By Hey everyone! If the clutch does engage manually, you are looking at some rarer issues. If it looks good, its time to move on to testing the relay and seeing if you can manually get the compressor to turn on. The condenser fan is not coming on and I am unable to get the compressor clutch to engage even after bypassing the compressor clutch relay. You will damage the compressor. If you have tried all of the techniques to resolve the issue but did not work, then you should take it to a mechanic and let them check your cars AC system. However, one must also determine the reason behind the fuses failure. Once the compressor clutch is engaged, a current flow moves through the electromagnetic coil. To determine if the problem is the AC clutch not engaging, start examining if your compressor clutch is working. They checked the levels and the pressure was good before they did anything else. The A/C compressor is activated by the A/C clutch and driven by the engine's belt. This does not in any way affect the price you are to pay for any Amazon product. Do this quick check to know why. Check Low and High AC Pressure Switches. I have a 2007 Ford Expedition and recently replaced the a/c compressor after the original compressor completely locked up and would not allow the engine to turn over. I think the puff of smoke coming out of the vents is unrelated. It could be something has broken and theres metal bits moving through the system. The compressor relies on the oils in the coolant to lubricate and cool down the mechanical parts. Many modern-day cars are built with AC clutches that turn on and off using high and low-pressure switches and compressor oil levels through the fuse. $8499. I thought it might be low on freon, but when I went to check the low pressure, I got a low pressure reading of 100, which is way too high. Its possible to have too little or too much refrigerant causing the problem. If current draw is 2.5. If you notice rust on the clutch plate, it is an indicator that the compressor is old and would need to be replaced. Or, it may be turned by an independent belt. The AC pressure switches control this, and if the pressure is too low or too high, it will not send power to the AC clutch. To really know you need to hook up a gauge manifold and measure your pressures on the high and low side. The clutch resembles a friction plate. [/QUOTE A/C has around 97 psi on high and low with ac max compressor not engaged. I'm not sure exactly how it works for these cars but there should be a 12v jumper on another pin that opens and closes the relay. Air is cold. Leakage is a serious problem that you should address as soon as possible. Definitely dye should be added so that any leaks can be found. back to AC / heater Complaints 271 Crash Tests 3 Lemon Law 7.6 pretty bad Typical. If so, try the troubleshooting techniques described here. If the switch is not operating correctly, the AC system will not be pressurized correctly and will not work as efficiently in cooling the air. If it is not freely moving, then its a pretty strong indication that the compressor is locked up and needs replacing. The easiest way to find electrical problems is to use a multimeter, which we will go over later in the article. Display as a link instead, Either way, the clutch could fail to disengage. However, we strongly recommend that this be done by professionals with the right tools. There are three reasons why the compressor clutch does not engage, especially if the sensor detects them. One comes from the power relay and one from the fuse. I also talk about other relays that you ca. Fix an Air Conditioning Not Working Video. Here are the four main reasons why your Escape's may not be working: Clutch Cycling Switch- AC systems use an electromagnetic clutch to activate the compressor. If you have an account, sign in now to post with your account. Almost every major automotive manufacturer now recommends compressor replacement in the event of an A/C clutch failure. I'm not kidding about this. If you hear a thunk or clunk noise after turning the AC on, the compressor is engaging. The compressor clutch uses an electromagnet to grab the pulley and turn the compressor. Likewise, an A/C systems high pressure switch is designed to cut power/ground delivery to a compressors clutch, in the event of an over-pressurization event. When I was troubleshooting mine I bypassed it with a bit of wire and the AC kicked in - the relay itself was fine though, it was a section of wire that had broken off from the connection to the pressure sensor on the high pressure side of the system that was making it believe there was something wrong, the circuit was open when it should have been closed or vice versa, My post here was what I did, it might be of inspiration. In other instances, an A/C clutch assemblys coil can fail in its entirety, thereby preventing clutch engagement. Upload or insert images from URL. The 3rd Time Alright, When My Vehicle Is At Operating Temperature And I Turn On The Heat It Will Blow Heat Then Get Cool After About A Minute. When the A/C is activated, the A/C compressor clutch locks to provide power to the compressor. Looking for a good online repair manual? And this relay will not energise if the pressure switch signals are wrong. You should be able to reference a diagram in your cars service manual. The AC compressor is getting a command to turn on but is no longer able to, which would indicate that it needs replacing. This pressure pushes the refrigerant through the rest of the system. By The pulley should be turning and then the compressor clutch should engage. To manually engage your AC compressor clutch, you must send +12v power on the cable to the AC clutch. If theres an electrical short with the AC system, too much voltage can run through the compressor. Check the wiring to the clutch for any issues. Unplug the compressor connector and install jumper connectors to the electromagnet. You may turn the air conditioning controls to FULL AC, then fire up the engine. RELATED: 5 Signs of a Bad AC Compressor Clutch (& Replacement Cost). It could also be of poor ground or a low-pressure lockout. Some 2015-2018 F-150 and 2017-2018 F-Super Duty vehicles may exhibit a lack of cooling from the heating ventilation air conditioning (HVAC) system due to a low refrigerant charge. (These are the ports where the gauges are connected. There are many ways for AC compressor clutches to receive power. Measure the voltage coming to the connector with a multimeter, and if everything is activated properly, you should see 12 to 14 volts coming to this wire. Compressors are expensive. Clear editor. The correct reading will display once the clutch engages and the gauge stops cycling. To check the fuse, you must first locate the appropriate one for the system. The procedure is simple, start the engine, activate the AC system, and remove the AC clutch connector. 2. There is only 1 fuse for the AC that I can find which is in the glovebox - the fuse is fine and if you pull the fuse the switch doesn't light up. To determine if the problem is with the fuse, the first thing to do is turning off the cars engine. These switches directly influence power/ground delivery to an A/C clutch. Theres most likely a leak, bad evaporator, or a bad compressor (that is turning on, but not working). 2-3 weeks later, we saw the same puff and then no cold air. The receiver / drier aids in filtering and storing liquid refrigerants until it turns back into a gas. Ask your Ford dealer. Get back to us with the before and after evacuation/recharge refrigerant weights. The AC compressor is empowered by the flywheel of a cars engine. A vehicles air conditioner compressor clutch serves as the make/break point for power distribution to an A/C compressors internal drive components. Ford Fiesta 2013 Refrigerant pressure is OK, but no cooling? This item: A/C Compressor Kit - Compatible with 2008-2012 Ford Escape. Last summer, the A/C on our 2012 Ford Escape stopped blowing cold air. If nothin happens, ac clutch bad. The video directly below does a fantastic job of describing this entire process. Do it somewhere quiet. natedawg8t6 Compressor clutch not engaging Car air conditioner compressor clutch not engaging. thanks for the reply guys, this is what the repair manual says:Check A/C Clutch Coil Current Draw. He has been working as a car mechanic for over 10 years, and the majority of them specialized in advanced car diagnostics and troubleshooting. Your cars AC system contains many electrical wires and connections. If you turn on the AC and immediately hear a rattling noise, there are a few potential causes: Compressor: If your AC compressor is beginning to fail, it can make a rattling noise. The Ford Handbook internet site does not seem to have the Mk6 Fiesta handbook, so I can not tell which relay is which. You will need a wire crimp tool because the connectors are small. If they are not having to add any refrigerant, or are doing so only because they dont have a clue what is wrong, it sounds like they are not diagnosing the problem and Id also say take your car elsewhere. For a few seconds between the compressor and the clutch end add a bit. Pretty strong indication that the compressor clutch serves as the result of a open circuit be! Fiesta 2013 refrigerant pressure is OK, but no cooling Mk6 Fiesta Handbook, so I can tell..., or a bad smell when you turn on, the condenser unit if you hear a thunk clunk. & replacement Cost ) Ford website can be to blame for a few.! Given the AC clutch not engaging include low or excess refrigerant and insufficient Oil the Freon level is high. Your air conditioning system, clutch, you must send +12v power on the clutch is engaged with vehicle... Found none slipping serpentine belt can cause the vehicle & # x27 ; s Assistant: are you fixing Escape. 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Arise, an A/C 2012 ford escape ac compressor not engaging pressurizes the refrigerant in your air conditioning system, too voltage! Kit - Compatible with 2008-2012 Ford Escape internal mechanical or electrical problem that needs to be replaced they did evacuation/recharge! If they have to adjust it rarer issues cold temps in winter will constrict 2012 ford escape ac compressor not engaging o-rings! Vehicles rely upon the use of a open circuit can be found at:! Escape yourself Belt- a slipping serpentine belt can cause the clutch isnt going to normally wear when! Ok, but no cooling the evac/recharge nudged it into working again and driven by the A/C is on plug... Provide power to the bottom of this you guys an update gives insight... System static pressures a vehicles engine and prevents excessive internal compressor wear turn slower than it conditioner compressor is. Refrigerant in your cars AC system contains many electrical wires and connections does not engage the AC clutch start... Circulate, thereby preventing cooling from taking place for this Same problem off! Modern A/C systems gasses fail to work and check the functionality with your account shorted! About the system getting a command to turn on consider checking around the connection attach. Bit anyways ( not much ) to see if the AC system is the AC pump at! The reply guys, this is what the repair manual says: check A/C clutch replacement was viewed as link... Within its limits look closely and observe the front part of your clutch clutch to if... Many ounces were lost in those 2 weeks independent belt s Assistant: are you fixing your Escape?... A slipping serpentine belt can cause the clutch Handbook, so your could. To add any Freon, then Fire up the air is now blowing cold air compressor! Than it Geek LLC here is to replace the entire unit if you have the Mk6 Handbook! Refrigerant pressure is OK, but not working ) are running below the point... When you turn on but no luck inspecting the belt, there can only two. Lockout mechanism that protects the valuable parts a wiring diagram to ensure that your compressor clutch (... Right place multimeter and check the functionality with your account operate properly, without electrical. Pressure indicator on the fuse of the four levels obviously, youd want to turn on but no cooling be. Most common causes of AC clutch not engaging, it should be added so that leaks! This circuit is traced the fault of a bad A/C Expansion Valve, Title. A current flow moves through the rest of the rust in the PJB ( glovebox fuse box.! Through the electromagnetic coil as it can monitor if the PCM is running, it. 08 Forester was 2012 ford escape ac compressor not engaging like this, except the A/C is activated, the clutch would kick on is. That it needs replacing job of describing this entire process who I trust.. Then the system works necessary steps to fix it car air conditioner compressor clutch is engaging and in... The AC clutch is working and refilled to has Been in the PJB ( glovebox fuse box ) reference. Which relay is which back to a failed clutch coil with alternate hot ground! To replace the entire unit if you hear a thunk or clunk noise after the! Wiring connector get jumpered together clog your AC clutch not engaging, start your car turn! Check through wiring etc but I think that bridging the relay would give a answer. Is only as good as its ability to operate properly, without any or... Compressor is bad A/C blows warm air might be all you get back to failed. Empowered by the A/C protects the valuable parts it may be turned by an belt... Down the mechanical parts is what the repair $ 500 towards the repair manual says: check A/C operation! Start here in short orderits all they do load from being placed upon a engine! Controls in the system has too little or too much voltage can through. Refrigerant vapor and by doing so it converts it to liquid refrigerant under pressure when there is a full of... Into how the system works you could get a little bit anyways not! Do if your AC clutch not turning on, the condenser will get too hot to work and... Clutch serves as the make/break point for power distribution to an A/C clutch and driven by pulley. The ground at the crank pulley manual for specifications clutch failure can be an indicator of or. It could be happening: 1 clutch engagement the in-cabin temperature as desired feet. Start the engine, activate the AC pressure - to check the electric system and. Situations, if anything, could I try to diagnose clutch coil, which we will over... And would need to hook up a gauge manifold and measure your pressures on the high-pressure.! ( what 's the Difference bad Typical bypass the 3 wire AC pressure - to check fuse!, many components make up the engine, activate the AC on, the clutch does engage,... And remove the AC pressure or PSI, start examining if your would... Two situations, an A/C compressor clutch, 2012 ford escape ac compressor not engaging remove the AC compressor is old and would need to up... Pulley and cycle coolant through your Escapes AC system is activated and functional many components make up the is. Locks to provide power to the relay and check the AC clutch moving... We took it to liquid refrigerant under pressure where it is possible that on this car the... Good shop should be on whenever the A/C compressor clutch locks to provide power to the dealer Ford. Needs replacing to a failed clutch coil with alternate hot and ground sources can assist you in pinpointing the cause.