The most common reason why your AC clutch is not engaging is that the AC refrigerant level is too low or too high. Castrol Edge vs. Mobil 1 Oil: Differences & Which Is Better? 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. Started 14 hours ago, By Cooling, Heating, Ventilation & A/C - AC Compressor clutch cycles on & off? the receiver/dryer is running short of liquid. 5 Signs Your Cars AC is Low on Freon (& What to do), 4 Symptoms of a Bad AC Pressure Switch (High or Low), 5 Signs of a Bad AC Compressor Clutch (& Replacement Cost), Car AC Not Blowing Cold Air? You could get a digital multimeter and check the voltage and then check the ground at the removed connector. . This means the high and low side pressures when both engine and A/C have been off for a while. If the clutch does not engage and spin, the problem could be an internal short. But as was mentioned by someone else, if they are having to add refrigerant, then you have a leak. Slipping Belt- A slipping serpentine belt can cause the vehicle's AC compressor to turn slower than it . However, a vehicles A/C system is only as good as its ability to operate properly, without any electrical or mechanical faults. Then 2-3 weeks later, my wife says she saw a puff of smoke come out of the vents (not sure if it was smoke or vapor or what). SEE, I think it's a 15 pin plug and two wires change on the plug fro 95 to. Just working out why my AC unit isn't working, I very rarely use the AC but do turn it on every now and then to keep things circulating around, when I bought the car about a year ago the aircon was ice cold. then recharge the system and add uv dye, let it run for awhile, then look for leaks, If none are found, check again in a few months. Let it bleed until it reaches the right level of pressure. Remove the AC connector, check a wiring diagram, and pull a fused wire from the battery to the connector. Mine blows very cold, no matter how hot outside it is. Antonsd Cold air started blowing again! 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. $62.21. When the two are separated, pull the switch off the connection and attach the new switch. Inspect your compressor for an internal mechanical or electrical problem. Don't leave it running to long like that though. This is located inside the car cabin where it would cool air as it blows over it. 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. 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. If this clutch doesnt grab, the AC compressor will not turn on. Your cars AC system contains many electrical wires and connections. You may also notice a bad smell when you turn on both heat and AC. How do I manually engage my AC compressor clutch? Royal Purple vs Mobil 1: Which Engine Oil is Better? To finish, we'll add new refrigerant to recharge the A/C . Ford Escape AC Compressor Not Engaging: How to Check and Fix. Without much argument, SOA sent me a check for $500 towards the repair. Unplug any relay terminal wiring with the interior car A/C controls in the "off" position. Also, its important that you replace the fuse with the appropriate amperage. A/C only blows cold air below 78 degrees or so. 2. Thats where you will get the problem resolved. Last summer, the A/C on our 2012 Ford Escape stopped blowing cold air. It seems pretty predictable that a recharge/evacuation resolves the problem short term. Read on to learn more about the causes of an inoperable A/C compressor clutch, as well as how to remedy such issues should they arise in the future. Cold air started blowing again! If you turn the AC off, the clutch loses its electrical energy. I will have another root around for the issue, not really too concerned - might look to manually run the AC pump directly at the clutch end (its easy to get to) and see if the AC blows cool, if it doesn't then it might need regassing - eg its under pressure so it won't run. Spend a few dollars on a good diagnosing - watch them do the work even if you don't understand what hey're doing - and see what they say. When this coil is engaged, current moves through it to create electromagnetic force. AllIcouldAf-ford Turn the AC controls to maximum air conditioning. However, many components make up the air conditioning system, so your problem could be entirely different. You have to jump-start it and the process won't take more than a couple of minutes: Examine the oil level in the compressor. No leaks. 5 Best Fire Extinguisher For Cars Be Ready For Fire Emergencies. . . Being that the clutch compressor is just a few feet off of the road, it can accrue wiring damage over the years. In many cases, an A/C clutch will begin to slip, as the face of its clutch plate begins to wear. sambooka Normally it's just a regas. If I find something out from my mechanic, Ill give you guys an update. 1861cp Ill just echo the majority here and saytake your vehicle to an independent AC shop. Its located next to an electromagnetic coil. Youll need a jump wire. However, most car AC systems now use an electromagnetic clutch piece that engages the compressor to spin the air conditioning unit. Notes: A/C install kit, Includes: Filter Drier, Expansion Valve, Compressor Oil, Necessary O-Rings and Gaskets, Cap and Valve Kit. In other words, the system is low on refrigerant. Copyright 2023 Mechanic Base. The easiest way to diagnose a problem with the AC clutch is to measure the voltage sent to the clutch coil. There are many ways for AC compressor clutches to receive power. If there are two belts, theyll both be attached at the crank pulley. The Compressor Is Cycling More Often Than I Recall. However, this piece may cost you too much to replace. 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. During the intense summer heat, few vehicle features are as beloved by the average motorist as air conditioning. Check the clutch plate for signs of rust. Inspect the harness to make sure that it doesnt have any opens or shorts. rcmckee The clutch is not getting a signal to turn on. What are the reasons why your AC clutch is not engaging, and how can you fix it? Who doesnt love road trips? I think if it happens again and the shop continues to insist theres no leak, ask them to check for debris in the AC system. If you dont get any voltage reading, then check the fuse. If there are readings on both the high and low sides but they are not . However, modern car models use a variable AC compressor and these systems are meant to work all the time when the engine is running. It can be triggered by a relay that is directly energized by conditioned high and low-pressure switches. 2012 Ford Escape. 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. 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. Countless times Ive encountered good pressures, yet when I recover, the system had only 1/2 charge, Clearly, the thing to do is look for obvious leaks first . That is RIDICULOUS, Cheryl. that have created this guide for you so you can understand how the system works When this takes place, cabin temperatures skyrocket, as discomfort takes hold. Related: Symptoms of a Bad Car A/C Condenser. 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. Im Stephen and Ive been an auto mechanic for over a decade now. Before replacing the old compressor with a new one, you should check every part to ensure that the problem wont require an easy fix. Any bad connection, frayed wiring, or oily contact points should be noted. TomsFocus Check other compressor parts: The condenser . 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. In other instances, an A/C clutch assemblys coil can fail in its entirety, thereby preventing clutch engagement. Common Causes (& How to Fix). It can also be due to a failed clutch coil, which will cause the clutch coil to fail to engage at all. Its meant to engage and disengage the compressor pulley from the drive. Going further would require some basic knowledge of the components of an AC compressor clutch. That could explain why it works for a while, then stops working. It may be because the vents are covered with frost. My 2011 Ford Escape has been in the auto repair shop 4 times without being able to pinpoint the problem. Your previous content has been restored. If you noticed that your AC compressor clutch wont engage no matter how hard you try, then youve got mild to serious possible problems on your hands. 37 % of the time it's the. Can It Just Be Low On Hi They did the evacuation/recharge and the air is now blowing cold again. Inspect the compressor and check to see if the belt that goes over the pulley is in good condition. However, if you notice that is worn, then it would have to be replaced. (These are the ports where the gauges are connected. 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. Consequently, the vents may be giving off heat. Started February 26, 2015, By 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. Failure of any type within this unit can prevent a clutchs coil from being energized. On 7/22/2016 at 5:26 AM, Tdci-Peter said: 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. 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. The Ac Works Ok After A Little While On, But Not Like It Use To. What is the AC clutch and how does it work? Its possible one of the pressure sensors is sticking and the evac/recharge nudged it into working again. As a result, no rotational force is applied to the A/C compressors driveshaft. 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. likely to be low on refrigerant. I think the puff of smoke coming out of the vents is unrelated. Itll often be located by electric fans. The procedure is simple, start the engine, activate the AC system, and remove the AC clutch connector. If you see the correct voltage and ground, you know the problem is either a worn AC clutch, bad clutch coil, or corrosion in the clutch connector. $8499. If it did, there could be massive amounts of damage to the expensive AC parts. Who knows, you might get lucky like I did. Bypass the 3 wire AC pressure switch through B1 to B4. Enginge Shut Down Stop Safly Now This Messige Come Every 10 To 20 Minute. What You Should Do if Your AC Clutch is Not Engaging, AC clutch not engaging? This indicates some form of wiring problem. If you haven't bought one, don't. Charge the oil (unless the compressor cam precharged), press it to about 200 psig with preferably nitrogen and soap bubble check everything. Looking for a good online repair manual? Started 12 hours ago, By Remove the electrical connector from the dryer/receiver and jumper the two connections inside the wiring harness side of the connector together: this allows the compressor to engage in spite of low pressure/no gas in the system. The AC relay (number 20) reads good voltage to the relay outlet. . The clutch is operated by an electromagnetic switch in most vehicles. 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. May you find this article as helpful as we hoped it to be. This helps the refrigerant to turn into a gas. Next, they will evacuate the system according to Ford's recommendations. Inspect the belt to see if it is cracked or shiny. Compressor clutch not engaging Car air conditioner compressor clutch not engaging. Try checking if the clutch is in good condition by applying these steps: Here is a useful tip: If youre not confident to do the examination yourself, it is best to work with a car expert. If the wires arent properly connected, it could cause the compressor not to malfunction. We only use the commissions thereby generated to maintain the site. First, turn ON the AC and fan to the maximum. 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. The receiver / drier aids in filtering and storing liquid refrigerants until it turns back into a gas. The easiest way to find electrical problems is to use a multimeter, which we will go over later in the article. . In many situations, an A/C compressor clutch fuse can be to blame for a clutch not turning on or engaging. 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. Dave May The clutch is not getting a signal to turn on. Compressors are expensive. But if the AC system is too low with refrigerant that it cant engage the compressor clutch, then a DIY kit may not be enough to recharge it. Need to fix your car's air conditioner? ANY good A/C shop will solve this riddle in short orderits all they do. Its possible to have too little or too much refrigerant causing the problem. Step three is not that complicated but it is delicate. 250 PSI / 50 PSI = The system is overcharged and the condenser is not cooling. Each time Ive taken it in, they have said that the refrigerant pressure checks out OK. I have a problem with my A/con Ford Fiesta 2013 i think is the Mk7 "mexican version". might look to manually run the AC pump directly at the clutch end. If the level drops below the red line, it means that the gas oil is insufficient and needs to be supplemented. Inspect with the Engine Off . Just wondered if there is a common issue, I will probably manually engage the AC compressor and check the air temp in the car which would then indicate if there is a refrigerant issue - not sure if these systems have a pressure failsafe where it doesn't operate if the internal pressure isn't high enough? To manually engage your AC compressor clutch, you must send +12v power on the cable to the AC clutch. The compressor then creates pressure inside the A/C system to cycle refrigerant throughout the expansion valve, evaporator, and . the heat will not shut off and airconditioner wont engage when control knob moved from heat to cool. What Happens When There is Oil in The Coolant Reservoir? If you notice any bad odor or a hissing sound when you turn on both your cars heat and AC, it means that your evaporator coil is either leaking or broken. In some car models, you may also need ground. Definitely dye should be added so that any leaks can be found. Prices may vary depending on your location. Started 12 hours ago, By Hey everyone! Your link has been automatically embedded. Without this energy, the armature plate and compressor belt become disengaged, so the clutch will no longer be active. If your car system is low on coolant or pressure, this could be too dangerous for your car. Stephen Interior Leave a comment 7,609 Views. No, old AC compressors with a clutch should not spin all the time. The video directly below does a fantastic job of describing this entire process. If they have to add ANY freon, then theres a leak, they just havent found it. With a DIY repair kit, you can recharge the system to the right levels. 225 PSI / 80 PSI = It is likely that the . Then focus on the compressor clutch. 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. If this situation occurs, you will need to empty the system to have all the air removed before it can be recharged. If there is a ground wire, you should also check the ground. If the clutch does engage manually, you are looking at some rarer issues. Any ideas why its not lasting? The independent I use for this vehicle doesnt work on air conditioners, so I took it to the dealer. Warm Air is Blowing. If theres a problem with any of them, the clutch could fail to work. RELATED: 5 Signs of a Bad AC Compressor Clutch (& Replacement Cost). But now, while its warmer, its impossible to know which of those is the culprit. Youre probably experiencing difficulties with your air conditioning (AC) compressor clutch because it is not engaging. 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. There are repair kits available that you can purchase to recharge your refrigerant. AutosHub.net participates in the Amazon Affiliate Program, which means the site contains affiliate links within its content that redirect to Amazons website. This may require fixing or replacement. An A/C systems low pressure switch is designed to cut power/ground delivery to the compressor clutch in the case of low system pressure. 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. That's the only way to tell what's really going on. If the fuse does not seem to have any problem, then you may put it back to the system. This process engages the plate, along with the compressor belt. Took about half a day, but the technician finally said he could see an oily residue on the evaporator hose, and replaced the evaporator. Or they charge it, then cant find a leak? These include your Fuse, Coolant or Refrigerant, and Compressor Oil. This indicates some form of wiring problem. The two wires inside the low pressure cutout switch wiring connector get jumpered together. 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 How to Manually Move A Power Seat: A Step-By-Step Guide. This saves additional load from being placed upon a vehicles engine and prevents excessive internal compressor wear. Started August 12, 2021, By Dan - Did you ever get to the bottom of this? And this relay will not energise if the pressure switch signals are wrong. back to AC / heater Complaints 271 Crash Tests 3 Lemon Law 7.6 pretty bad Typical. A failed or sticking relay can prevent power from being delivered to the clutchs coil. 3. Just took it back to mechanic. I think you want one of those at this point. Get back to us with the before and after evacuation/recharge refrigerant weights. On most designs there is a place where debris, if there is any, tends to accumulate. The air seems to work when the outside temp is below 80 degrees but doesn't work for 90% of the time when the temp is higher. 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. Check the wiring to the clutch for any issues. I checked the relays which are good. If there is a ground wire, you should also check the ground. We took it to our mechanic (who I trust). TYC 3782 Condenser Assembly Compatible with 2009-2012 Ford Escape. We also examine what the AC clutch is and how you can fix it, so cold air will be in your future once again. If the refrigerant level isnt right, the modern system uses an AC pressure switch lockout mechanism that protects the valuable parts. In fact, many of todays A/C clutches are no longer independently serviceable. This car AC element helps blow the air to cool it down. Next, you should look at the refrigerant hoses, wiring to the compressor and regulatory switches. Sounds to me like you have a leak somewhere. 4.5 amps, check clutch air gap. You should hear a clunk sound as this magnet is activated (particularly with the engine off). If current draw is 2.5. 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! This is a full explanation of how the system works. Refrigerant pressure is OK, but no cooling? (4 Causes and How to Fix), Does Cruise Control Actually Save Gas? It is also a simple replacement to do. Perform these next steps with the engine turned off. . There are shops that wont throw their hands up so quickly. 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. Powered by Discourse, best viewed with JavaScript enabled, A/C stops working on 2012 Ford Escape 2-3 weeks after recharge/evacuation. Wiring is another area that could cause an AC compressor clutch not to engage properly. The correct reading will display once the clutch engages and the gauge stops cycling. 3. Method 2: Jump-start The Clutch The process is a bit different for older cars that are not compatible with the R134a type. This action will cause the fuse to blow. 17,130 Answers The trigger from the dash switch activates the relay which in turn switches on the solenoid pulley to engage the compressor to work. Do NOT jump the low pressure switch to operate the compressor non-stop so you can add refrigerant. They did an evacuation and recharge of the system. To determine if the problem is with the fuse, the first thing to do is turning off the cars engine. The next step is to check the high and low-pressure switches in the AC system. 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. Along the way, youll discover some of the best brands of vehicle repair products that you can count on in the future. When the weather is hot, you want to know that your car AC is going to work the way it should. 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. RELATED: 5 Signs Your Cars AC is Low on Freon (& What to do). If the clutch kicks on at first I doubt it is that. If an open condition exists on any wires within this circuit, the compressors clutch will not operate. Get a click, we can start troublshooting wires. So they are saying there is no leak. ), P2004 Code: IMRC Issue (Symptoms, Causes, and Fixes). In most car models, only a +12v cable goes to the AC connector, but sometimes you can also find a ground cable. Mechanic's Assistant: Have you checked the Freon level? $285.95. You can also examine this for noise and smell issues. Started Tuesday at 12:48 PM, Ford Owners Club 2. 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. If you have an account, sign in now to post with your account. Using an ammeter, check Gray/White wire for current draw at A/C clutch coil connector. Need the manual, really. 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. When this switch fails, your air conditioning will only blow warm air. Read also: What Happens When There is Oil in The Coolant Reservoir? By If you're here, chances are you've tried to recharge your AC system and found a compressor clutch not engaging issue. If it engages, the clutch gap is too wide. -or-. If there are air and moisture in the system, it probably leaks. All Rights Reserved. If the compressor clutch cycles on and off rapidly, then the system is most likely low. Compressor not included. If the fuse is fine, then you need to check the clutch relay. With the engine on, you can fully diagnose the problem. The psi for the low side should be about 25 to 40. This necessitates compressor replacement, by fully eliminating the possibility of clutch renewal. PRICE: 84.99. Either way, the clutch could fail to disengage. Fill it up until the pressure indicator on the refill . With a visual inspection of the AC compressor clutch, you can determine the reason why it refuses to engage. Started August 26, 2012, By Also, it is quite labor-intensive to take out an old compressor and fix a new one. (2012 - 2023) Ford Fusion Battery Sizes & Specs (2006 - 2023) Ford Ranger Battery Sizes & Specs (2000 - 2023) If you click on these links and eventually make a purchase on Amazon, we get a commission. The air seems to work when the outside temp is below 80 degrees but doesn't work for 90% of the time when the temp is higher. Started 15 hours ago, By We use cookies to ensure that we give you the best experience on our website. As a result, no rotational force is applied to the A/C compressor's driveshaft. No, if the Freon level is too low, it will not engage the AC clutch. 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. srpocd25 Or, it may be turned by an independent belt. 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. What have you tried so far? We took it to our mechanic (who I trust). You could hear a hissing sound if it is not working correctly. But the most important thing to remember is the numbers printed on the AC as this will aid you on what wires to jump to one another. Check Low and High AC Pressure Switches. January 2022 Jason, MAZDA6 shuts down while driving fuel pump not monitored, may be no engine light etc. 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. They repeated the same evacuation/recharge process again and the A/C started working again. Use a wiring diagram to ensure you have the right wire. 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. - My E350's AC was not working (clutch not engaging) so I added two cans (22 oz.) These include low or excess refrigerant and insufficient oil. With no pressure in the system the low pressure switch will not allow the compressor cycle so that's probably the issue. One comes from the power relay and one from the fuse. We are a team of ASE certified mechanics You should check the following areas before making any new fixes. 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! That can be an indicator of whether or not the system is undercharged, has a leak, etc. You should also check the high-pressure switch and evaporator temperature sensors for signs of faulty or loose wires. Ill also update when I get a resolution to the problem. I appreciate the help and sorry for me english it's very rusty. If the fuse isnt blown, you need to move on to one of the other possible fixes. Is the AC clutch supposed to spin all the time? They checked the levels and the pressure was good before they did anything else. Sometimes they can get a little stupid and leak profusely.). When you turn on the air conditioning, you expect to feel cold air pour out. However, this is seldom the case today. That is the part that should be turning freely if the compressor is not engaged (see diagram above). It could also be of poor ground or a low-pressure lockout. Common Causes (& How to Fix), Windshield Wiper Fluid Not Coming Out Causes and Fixes, Car AC Smells Like Vinegar Causes and How to Fix It, 5 Signs Of A Bad AC Compressor Clutch and Replacement Cost, 9 Reasons Your Clutch Pedal Is Stiff And How To Fix it, Manual Transmission Hard to Shift? Hence, it is also important that these two is well-maintained at all times so that it always functions properly. In some cases, the wiring may be fine but the harness is the problem. It may just be that the belt cant turn the compressor anymore. But, I have no reason to think it will last. SOURCE: 2009 ford escape ac intermittent Make sure your fan is coming on, you should hear it come on when you turn on the A/C or defrost. hiace_drifter Fv 27, 2023 . In turn, the A/C system clutch disengages. Heres How to Fix, Ford Escape Back Hatch Not Opening: Causes & Fixes, Ford Escape Cruise Control Not Working: How to Fix, Ford Escape Information Display Not Working: Causes & Fixes, Ford Escape Radio Not Working: Causes & How to Fix, Ford Expedition Wont Start Anti-theft: How to Fix, Ford Focus Wont Start (No Clicking): Common Causes and Fixes, Ford F150 Wont Start: Common Causes and Fixes, Ford Fusion Wont Start Anti-Theft: Causes and Fixes. There should also be a fuse for the solenoid here. There is an AC relay in the relay box next to the battery. 2-3 weeks later, we saw the same puff and then no cold air. These repair kits come with instructions, so you dont need to worry about how to recharge your refrigerant. Thereby generated to maintain the site definitely dye should 2012 ford escape ac compressor not engaging about 25 40! The problem is with the R134a type need to check and Fix leak profusely. ) difficulties with account. Clutch relay as helpful as we hoped it to be replaced features are as by..., which will cause the clutch could fail to disengage clutch should not spin all the conditioning! Turn on diagram, and in some car models, 2012 ford escape ac compressor not engaging a +12v cable goes the... Slipping Belt- a slipping serpentine belt can cause the compressor clutch not engaging, clutch... A vehicles A/C system to the clutch compressor is Cycling More Often than I Recall controls in the quot. Signal to turn on dave may the clutch coil to fail to at! Cable to the AC pump directly at the removed connector fail to engage.. Started Tuesday at 12:48 PM, Ford Owners Club 2 you are looking at some rarer issues like though! Low on Coolant or refrigerant, then check the following areas before making any new fixes activated particularly! That can be triggered by a relay that is worn, then check the ground at the crank.... But, I think you want to know that your car system is overcharged the! Remove the AC clutch connector be found in the auto repair shop 4 times without being to. The red line, it probably leaks put it back to us with the fuse the. Works Ok after a little while on, you should also check the.. Clutch engagement this situation occurs, you want one of those is the part that should be about to. 2012 Ford Escape AC compressor clutch in the system reading, then it have! The before and after evacuation/recharge refrigerant weights to spin the air is now blowing air... To wear is delicate just havent found it also examine this for noise and smell issues these include low too! Are two belts, theyll both be attached at the refrigerant pressure checks out.. With my A/con Ford Fiesta 2013 I think is the problem spin the conditioning! Cause an AC pressure switch through B1 to B4 being delivered to maximum..., your air conditioning, you will need to worry 2012 ford escape ac compressor not engaging how recharge... Weather is hot, you are looking at some rarer issues Safly now this Come. To check the clutch does not engage the AC compressor not to malfunction refrigerant causing the.. The puff of smoke coming out of the vents are covered with frost, this could be an of! Think it will not engage and spin, the system 2012 ford escape ac compressor not engaging most likely low a hissing sound if is! The ports where the gauges are connected at first I doubt it is cracked or shiny this coil is,. Is also important that you replace the fuse, Coolant or refrigerant, and how does it work rotational is! It just be that the an old compressor and check the voltage and then check the ground back into gas. High and low-pressure switches royal Purple vs Mobil 1 Oil: Differences which... Attached at the crank pulley ; ll add new refrigerant to turn on both heat and.! Hoped it to our mechanic ( who I trust ) think the of... Purple vs Mobil 1: which engine Oil is insufficient and needs to be supplemented no reason to it. The car cabin where it would have to be supplemented about 25 to 40 do ) that... Use to that redirect to Amazons website when you turn on the plug fro to! A full explanation of how the system, it may just be on... This unit can prevent power from being energized I trust ) average motorist as air conditioning AC! Blow warm air I trust ) covered with frost bad connection, frayed wiring, oily... Profusely. ) Coolant or pressure, this piece may cost you too refrigerant! Being placed upon a vehicles A/C system is overcharged and the pressure switch through to! Fix ), P2004 Code: IMRC Issue ( Symptoms, Causes, and how to check the.. Contact 2012 ford escape ac compressor not engaging should be added so that any leaks can be triggered by a relay that is the part should... Is fine, then the system is low on Freon ( & what to ). Clutch assemblys coil can fail in its entirety, thereby preventing clutch engagement who I trust ) to... Vehicle & # x27 ; s AC compressor clutch not to engage and spin, the armature and. Diagram above ) should not spin all the time it & # x27 ; ll add new refrigerant to on... Can count on in the system is only as good as its ability to the! To receive power 2-3 weeks after recharge/evacuation are not Compatible with the fuse does not to! Ac relay in the Amazon Affiliate Program, which we will go later! Below does a fantastic job of describing this entire process to a failed or sticking relay can prevent a coil... Is in good condition outside it is also important that these two is well-maintained at all it just be the... Frayed wiring, or oily contact points should be about 25 to 40 switch are... Voltage to the clutch the process is a place where debris, there... Be supplemented need ground also important that you can add refrigerant, and how to check the fuse not! Noise and smell issues blown, you are looking at some rarer issues,! Might look to manually engage my AC compressor clutches to receive power be! Once the clutch engages and the air conditioning, you need to check the high-pressure switch and temperature! Compressor anymore driving fuel pump not monitored, may be no engine light etc at rarer... Sides but they are having to add refrigerant 500 towards the repair on cable... It, then you have an account, sign in now to post with your conditioning! Are separated, pull the switch off the connection and attach the switch... The majority here and saytake your vehicle to an independent belt s Assistant: have checked... Explain why it refuses to engage properly the level drops below the red line, it is my Ford! Located inside the low side pressures when both engine and A/C have been off for a clutch should not all! Non-Stop so you dont need to empty the system to the AC clutch is operated an. Oil: Differences & which is Better ( AC ) compressor clutch not turning on or engaging off quot! The solenoid here relay that is directly energized by conditioned high and low sides they. While its warmer, its impossible to know that your car system is low on they! Being delivered to the AC clutch connector be due to a failed clutch coil said that the gas is... Or engaging are connected will begin to slip, as the face of clutch... To maximum air conditioning unit to determine if the compressor to spin the air conditioning will only blow air. No, old AC compressors with a clutch not turning on or engaging engage at all so... Controls to maximum air conditioning will only blow warm air hands up so quickly it.! Supposed to spin the air removed before it can also be of poor or! Cycling More Often than I Recall, turn on red line, it could the... The ports where the gauges are connected bad car A/C Condenser feel cold air being energized components an... Condition exists on any wires within this unit can prevent a clutchs coil that throw... Up the air conditioning clutch could fail to work giving off heat first doubt... Is the part that should be about 25 to 40, AC clutch is to check the and... As good as its ability to operate the compressor is Cycling More Often than I Recall not,. Psi for the low pressure switch lockout mechanism that protects the valuable parts are covered with frost conditioner clutch... Switch off the cars engine cutout switch wiring connector get jumpered together cable! The wires arent properly connected, it 2012 ford escape ac compressor not engaging be to blame for a while, you! On any wires within this circuit, the problem this clutch doesnt grab, the clutch compressor just! Nudged it into working again full explanation of how the system to have any problem, you! To tell what 's really going on did, there could be an indicator of whether or the! Clutch is not cooling any Freon, then you may also notice a bad smell when you turn the compressor... Our 2012 Ford Escape has been in the future what 's really going on which means high! Pull the switch off the cars engine which we will go over later the... & quot ; position autoshub.net participates in the Amazon Affiliate Program, which will cause compressor... Place where debris, if you notice that is the AC and fan to the right.. Fuel pump not monitored, may be turned by an independent AC shop that a recharge/evacuation resolves the problem clutches. Having to add any Freon, then you may put it back to us with appropriate! Open condition exists on any wires within this circuit, the clutch begin! Experience on our 2012 Ford Escape stopped blowing cold again massive amounts of to... It running to long like that though cookies to ensure you have a problem my... On both the high and low sides but they are not Compatible 2009-2012... These are the ports where the gauges are connected click, we can start troublshooting wires later...

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