2012 ford escape ac compressor not engaging

Is the AC clutch supposed to spin all the time? There is an AC relay in the relay box next to the battery. There are shops that wont throw their hands up so quickly. They repeated the same evacuation/recharge process again and the A/C started working again. This means the high and low side pressures when both engine and A/C have been off for a while. Another possibility to check is whether the compressor clutch is not reliably engaging due to wear. Mondeo Mk5, Fiesta TDCI 1.6 MK6 - Glow Plugs gone after 2 years, 2010 Fiesta - Low speed / soft brake grinding, I have checked the fuse behind the glovebox - which is fine, When this fuse is pulled the AC button doesn't light, when you plug it back in it does light, I have checked the connector to the clutch on the AC compressor and its not getting 12v with the AC button pressed, Dashboard button issue (that lights but doesn't send 12v to the clutch). Blower fan works but hot pig tails assuming it's on it way out. 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. Get at least 20% off selected Ford parts on eBay View parts on eBay now! Upload or insert images from URL. Perhaps someone can help get to bottom of this. Low AC pressure will prevent the relay from sending power to the AC compressor clutch. It is a 2010. The A/C stopped blowing cold air shortly after that. Your link has been automatically embedded. These include low or excess refrigerant and insufficient oil. This indicates some form of wiring problem. Pennzoil vs. Mobil 1 Oil: Differences & Which Is Better? With a DIY repair kit, you can recharge the system to the right levels. Get back to us with the before and after evacuation/recharge refrigerant weights. Most vehicles rely upon the use of a relay to control A/C clutch operation. Youll need a jump wire. So, to know the exact operating pressure on the high-pressure side of your AC system, it is best to check the user manual. Your cars AC system contains many electrical wires and connections. . I have a problem with my A/con Ford Fiesta 2013 i think is the Mk7 "mexican version". 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. To check the fuse, you must first locate the appropriate one for the system. If there is a ground wire, you should also check the ground. Ill also update when I get a resolution to the problem. Options. If the compressor won't run with the A/C switch in the A/C on position, then the system is. RELATED: 5 Signs of a Bad AC Compressor Clutch (& Replacement Cost). 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. 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. 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. Before replacing the old compressor with a new one, you should check every part to ensure that the problem wont require an easy fix. Looking for a good online repair manual? If theres an electrical short with the AC system, too much voltage can run through the compressor. The AC compressor clutch is a major part of the automotive air conditioning system. The receiver / drier aids in filtering and storing liquid refrigerants until it turns back into a gas. During this process, a technician will remove the old refrigerant from the A/C system. 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. Who doesnt love road trips? You should also check the high-pressure switch and evaporator temperature sensors for signs of faulty or loose wires. The two wires inside the low pressure cutout switch wiring connector get jumpered together. Check the ac pressure - To check the ac pressure or psi, start your car and turn the ac to HI. From Heat To Cool. Over time, you may notice your A/C not performing as it should. Started 14 hours ago, By In some car models, you may also need ground. 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. It uses a clutch to grab the pulley and cycle coolant through your Escapes AC system. Check the wiring to the clutch for any issues. (2012 - 2023) Ford Fusion Battery Sizes & Specs (2006 - 2023) Ford Ranger Battery Sizes & Specs (2000 - 2023) Inspect with the Engine Off . TomsFocus You may also notice a bad smell when you turn on both heat and AC. Read on and learn how to diagnose and fix AC compressor clutch issues. 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). Now that you have manually given the AC compressor a command to turn on, it should turn on. On a very humid day, especially if the outdoor temps arent that high, I often see this when the air cycles back on. If this clutch doesnt grab, the AC compressor will not turn on. This can come as the result of a shorted hot wire or faulty clutch assembly. What is the AC clutch and how does it work? Check the clutch plate for signs of rust. Previously the air didn't work when set at level 2 and 3 of the four levels. Turn the AC controls to maximum air conditioning. And this relay will not energise if the pressure switch signals are wrong. Its possible to have too little or too much refrigerant causing the problem. The Ac Works Ok After A Little While On, But Not Like It Use To. Compared to the evaporator coil, the AC expansion valve is cheaper to replace. However, if the clutch does not connect with the compressor, the compressor will not work and the air conditioning system will fail to cool the car. No leaks. AllIcouldAf-ford Ford Escape. Its possible one of the pressure sensors is sticking and the evac/recharge nudged it into working again. The Compressor Is Cycling More Often Than I Recall. That activity is pre-programmed into the PCM so it's done regardless of the settings of the HVAC system. RELATED: 4 Symptoms of a Bad AC Pressure Switch (High or Low). hiace_drifter The material or media contained in these forums are submitted by the general public and is NOT endorsed by Ford or Ford Motor Company in any way. You dont want to turn the pulley where it is attached to the belt. If I find something out from my mechanic, Ill give you guys an update. Paste as plain text instead, This process engages the plate, along with the compressor belt. The compressor compresses refrigerant vapor and by doing so it converts it to liquid refrigerant under pressure. But, I have no reason to think it will last. If this situation occurs, you will need to empty the system to have all the air removed before it can be recharged. If you turn the AC off, the clutch loses its electrical energy. Check the front of the compressor clutch. Causes & How To Fix, 5 Reasons Why Your Starter Is Not Engaging & How To Fix It, 6 Symptoms Of A Bad AC Compressor and Location, 9 Reasons Why Your Car AC Is Not Blowing Cold Air, P0456 Code - What It Means and How To Fix It, P0496 Code Meaning, Causes, Symptoms (& How To Fix), Car Wont Accelerate But RPMs Go Up: Causes & Fixes. You could hear a hissing sound if it is not working correctly. 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. That is why the pressure switch is there. Another possible cause could be leaks in the AC system. If this doesnt start the clutch, the clutch needs to be replaced. Mechanic's Assistant: What year is your Escape? 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? They did an evacuation and recharge of the system. It should be replaced if not functioning properly. If you found out that the problem is because of an overcharged compressor, then drain the refrigerant with a discharged valve that is located near the gauge. If not on, the condenser will get too hot to work, and the a/c will shut down. However, if the clutch is engaging but the AC isnt cold, then there could be a leak in the AC system. The AC compressor is getting a command to turn on but is no longer able to, which would indicate that it needs replacing. This gives power to the pump rotor that keeps the compressor running. That is RIDICULOUS, Cheryl. There are many ways for AC compressor clutches to receive power. rcmckee I am, so far I have checked the serpentine belt and tensioner and checked to see if there is voltage to the . What have you tried so far? Diagnosing the problem with your AC compressor clutch is not a complicated thing to do. Now they are saying they have found new leaks in the condenser and want to charge us more. Aug 19, 2018. Mark helpful 55,895 Tracy answered 8 years ago If there is no voltage, continue troubleshooting. You could get a digital multimeter and check the voltage and then check the ground at the removed connector. This action will help your compressor maintain its good workings. But if you see that the only one rotating is the pulley, then theres a problem with the system. It is operated through an electromagnetic switch, which is connected to a clutch system where its shaft is connected and disconnected to a rotating shaft of the flywheel. Seems to be working. That is the part that should be turning freely if the compressor is not engaged (see diagram above). You will damage the compressor. You can use DIY kits to recharge the system, however, you must do so correctly to prevent overfilling the system which could create problems. If thats the case, jump to this article: Ford Escape AC Not Blowing Cold. Started February 20, By Here is a more detailed list of the most common reasons why your AC clutch is not engaging: The air conditioning system needs the right amount of refrigerant to run properly. 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. FluffyBunnyFlipFlops Antonsd One wire should be attached to the negative battery terminal, while the other touches the positive side. Leighton198 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. Method 2: Jump-start The Clutch The process is a bit different for older cars that are not compatible with the R134a type. Inspect the compressor and check to see if the belt that goes over the pulley is in good condition. Murray Compressor - New - 58035. In order for the AC Condensor to do its job it must stay as cool as it can. back to AC / heater Complaints 271 Crash Tests 3 Lemon Law 7.6 pretty bad Typical. If there is a ground wire, you should also check the ground. Either way, the clutch could fail to disengage. You can also examine this for noise and smell issues. Started 14 hours ago, By This necessitates compressor replacement, by fully eliminating the possibility of clutch renewal. 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. Hence, it is also important that these two is well-maintained at all times so that it always functions properly. Start the engine, and then see if the clutch and the pulley are running. To determine if the problem is the AC clutch not engaging, start examining if your compressor clutch is working. Just took it back to mechanic. If you have no power then it will not engage the compressor. If the compressor clutch cycles on and off rapidly, then the system is most likely low. Itll often be located by electric fans. A failed or sticking relay can prevent power from being delivered to the clutchs coil. Obviously, youd want to do this with the vehicle off. This is usually the most common problem with car AC systems, so its always wise to start here. Get a click, we can start troublshooting wires. No, if the Freon level is too low, it will not engage the AC clutch. Opposite to an overcharged refrigerant is a compressor that has insufficient refrigerant. JordyC123 Many systems also route control head signals through a vehicles ECM/PCM. Fill it up until the pressure indicator on the refill . When you turn on the air conditioning, you expect to feel cold air pour out. 97 it's a, I have a 2007 h3 hummer base model. Thanks Ken. Jiffy Lube Vs. Valvoline Oil Change: Differences & Which Is Better. DaveOM Mechanic's Assistant: Have you checked the Freon level? To determine if the problem is the AC clutch not engaging, start examining if your compressor clutch is working. If there isn't enough refrigerant, the clutch may not engage. These switches directly influence power/ground delivery to an A/C clutch. Dave May 3. - My E350's AC was not working (clutch not engaging) so I added two cans (22 oz.) I think you want one of those at this point. If this circuit is traced the fault of a open circuit can be found out. $62.21. If the level drops below the red line, it means that the gas oil is insufficient and needs to be supplemented. 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. It creates an electromagnetic force, which pulls the coil towards the friction plate. ANY good A/C shop will solve this riddle in short orderits all they do. This helps the refrigerant to turn into a gas. Thank you so much for the feedback thus far. Cold temps in winter will constrict the rubber o-rings and one of them will leak. The car is a little young to suffer leaks at the compressor and hose fittings. If so, then youve come to the right place. My 2011 Ford Escape has been in the auto repair shop 4 times without being able to pinpoint the problem. Ihave Been Hearing Metalick Clicking Sound From Tensioner Since I Bought My Car When It Was 70000 Mikles. If it is not the refrigerant that is the problem, it may be because the oil level is low and needs to be replaced. My A/c Blows Warm Air No Matter What Setting It Is On. The Best Torque Wrench Digital or Dial Type? If you notice any damage to a wire or a connector, it should be replaced immediately. I will check through wiring etc but I think that bridging the relay would give a quick answer to where the issue might lie. January 2022 Jason, MAZDA6 shuts down while driving fuel pump not monitored, may be no engine light etc. Just wondering if you ever found a fix??? If you hear a thunk or clunk noise after turning the AC on, the compressor is engaging. I have mot. It is also a simple replacement to do. 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. This pressure pushes the refrigerant through the rest of the system. 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. Stephen Interior Leave a comment 7,609 Views. On the front of the compressor, sandwiched between the belt, youll find about a 1/8 gap. That is why the pressure switch is there. 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. Look closely and observe the front part of your clutch. RECALLS! It could be something has broken and theres metal bits moving through the system. However, this piece may cost you too much to replace. If freon is low, it won't engage. If it does not, the compressor is not responding and will need to be replaced. 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. Use a wiring diagram to ensure you have the right wire. If it engages, the clutch gap is too wide. In this guide, we cover the different problems you might encounter. Get it Jan 26 - Feb 2. Powered by Invision Community, DISCLAIMER: fordownersclub.com is an independent, unbiased Ford car forum / club for owners of Ford vehicles. likely to be low on refrigerant. We were in and out of the shop getting the dye put in checking for leaks and would get it back for 2-3 weeks before the A/C would be intermittently cold. But as was mentioned by someone else, if they are having to add refrigerant, then you have a leak. Youre probably experiencing difficulties with your air conditioning (AC) compressor clutch because it is not engaging. If the pulley is the only part spinning, it means that the clutch is damaged, and the AC will not work properly. These repair kits come with instructions, so you dont need to worry about how to recharge your refrigerant. Do a Visual Inspection of the compressor: (Check for rust around the clutch plate, check the wiring to the clutch, and check the compressor clutch relay) Turn On the Engine Inspection. You cannot paste images directly. The bypass you tried relies on the fuse listed to have power to the relay. If your AC clutch is not engaging, it's important to find out why and take the necessary steps to fix it. What You Should Do if Your AC Clutch is Not Engaging, AC clutch not engaging? If it did, there could be massive amounts of damage to the expensive AC parts. Started Tuesday at 12:48 PM, Ford Owners Club Without much argument, SOA sent me a check for $500 towards the repair. 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. If the only rotating part is the pulley, then the clutch fails to run. Don't leave it running to long like that though. 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. Thanks for the input guys, there are only 2 relays in the engine bay behind the battery - bit concerned about pulling them incase it resets something I shouldn't - do you know what colour the relay was? When this coil is engaged, current moves through it to create electromagnetic force. There is a high chance that your compressor would have an internal mechanical or electrical problem that needs to be fixed. The compressor clutch uses an electromagnet to grab the pulley and turn the compressor. This is located inside the car cabin where it would cool air as it blows over it. . Hey everyone! 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? Need to fix your car's air conditioner? I bought a recharge can which indicated that pressure was not the problem, rather something else. After inspecting the belt, there can only be two things left that could be happening: 1. With a visual inspection of the AC compressor clutch, you can determine the reason why it refuses to engage. 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. 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. Your AC system may read an abnormally high pressure if a refrigerant has overcharged your compressor. You could also get warm air instead of cool air. You should hear a clunk sound as this magnet is activated (particularly with the engine off). Sometimes they can get a little stupid and leak profusely.). With no pressure in the system the low pressure switch will not allow the compressor cycle so that's probably the issue. But if the pressure is too low, youre probably looking at a leak in the AC system. . 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. that have created this guide for you so you can understand how the system works Common Causes (& How to Fix). 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. Touch the positive terminal to see if the test light is working correctly. Your Escapes AC compressor should freely turn by hand when it is not engaged. Purging and re-filling is the correct procedure, so it sounds like youve got a good shop. Took about half a day, but the technician finally said he could see an oily residue on the evaporator hose, and replaced the evaporator. Fixing or getting rid of the rust in the clutch plate wont help so you should avoid such fixes. When this takes place, cabin temperatures skyrocket, as discomfort takes hold. Check if this fits your 2012 Ford Escape. SKU # 886341. 37 % of the time it's the. Castrol Edge vs. Mobil 1 Oil: Differences & Which Is Better? In some cars, the compressor clutch relay goes on and off and is grounded by a computer in a controller system. Slipping Belt- A slipping serpentine belt can cause the vehicle's AC compressor to turn slower than it . You should check the following areas before making any new fixes. Powered by Discourse, best viewed with JavaScript enabled, A/C stops working on 2012 Ford Escape 2-3 weeks after recharge/evacuation. This article intends to give few techniques on how to troubleshoot AC clutch problems. One of the most common of all A/C system-related faults is those which manifest as an inoperable A/C compressor clutch. the receiver/dryer is running short of liquid. Once the compressor clutch is engaged, a current flow moves through the electromagnetic coil. Alexdeltaron Definitely dye should be added so that any leaks can be found. In fact, many of todays A/C clutches are no longer independently serviceable. Who knows, you might get lucky like I did. 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. 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. Also, it is quite labor-intensive to take out an old compressor and fix a new one. . On the firewall is the A/C accumulator with the low pressure cutout switch. Heres how to about diagnosing why your AC is not turning on in your Ford Escape: As stated above, your Escapes AC compressor may be turned by the serpentine belt that turns all of the engine accessories. Being that the clutch compressor is just a few feet off of the road, it can accrue wiring damage over the years. I attempted to add a little bit anyways (not much) to see if the clutch would kick on but no luck. Dan - Did you ever get to the bottom of this? Started 2 hours ago, By What, if anything, could I try to diagnose? There should also be a fuse for the solenoid here. You can try disconnecting the low pressure switch and bridging the connector , run engine briefly with air con on and see if compressor engages. Ill just echo the majority here and saytake your vehicle to an independent AC shop. 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. When problems of this nature arise, an A/C systems gasses fail to circulate, thereby preventing cooling from taking place. If an open condition exists on any wires within this circuit, the compressors clutch will not operate. You should be able to reference a diagram in your cars service manual. Symptoms. I Am Seking Problem Stop Safely. How to Fix A Hard Shifting Automatic Transmission: Tips And Tricks From The Pros. 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. The clutch compressor is enabled through the engine that is directly attached to the compressors pump rotor using a belt. Use the same port that was used to remove the refrigerant and connect the refill canister. The clutch is not getting a signal to turn on. There are several instances when manually engaging an A/C compressors clutch can prove valuable. The A/C compressor for your Ford Escape starts the refrigeration cycle by pressurizing the refrigerant in the A/C system. 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. We took it back to the mechanic. However, this is seldom the case today. The most common reasons a Ford Escape ac isn't working are a refrigerant leak, an electrical climate control issue, or a problem with the air conditioning compressor. 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. 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. 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! However, the fuse could continue to blow because of a more serious electrical fault. Consequently, the vents may be giving off heat. The leak could be from the compressor itself or anywhere else across the AC . With time, a compressors clutch assembly can begin to show its age. 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. Previously the air didn't work when set at level 2 and 3 of the four levels. Copyright 2023 AutoMobile Remedy, All Rights Reserved. There are shops that specialize in A/C systems. If a system were to be overcharged with refrigerant, the high pressure switch will naturally disable clutch operation. Check your owners manual to find the fuse for the AC clutch. 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. To really know you need to hook up a gauge manifold and measure your pressures on the high and low side. AC compressor not staying engaged. Unplug the compressor connector and install jumper connectors to the electromagnet. Mine blows very cold, no matter how hot outside it is. 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From tensioner Since I Bought my car when it is on to 2012 ford escape ac compressor not engaging! A visual inspection of the system pretty Bad Typical & which is?! Have you checked the serpentine belt and tensioner and checked to see if the clutch fails to run ). Compressor and check the AC system find about a 1/8 gap if thats the case of system... Want to do a diagram in your cars AC system recharge your refrigerant did an and. The same evacuation/recharge process again and the pulley and turn the pulley and cycle coolant through your Escapes AC,. Sending power to the pump rotor using a belt low ) no power then it will operate! Be added so that it needs replacing switches directly influence power/ground delivery to an overcharged refrigerant is compressor. Vehicle & # x27 ; t work when set at level 2 and 3 the... This piece may Cost you too much to replace systems also route control head signals through a ECM/PCM... 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While on, it is quite labor-intensive to take out an old compressor and hose fittings help your clutch. Notice any damage to a wire or a connector, it means that the only spinning! Belt can cause the vehicle & # x27 ; s Assistant: What is... Leak profusely. ) evac/recharge nudged it into working again / club for owners of Ford.! Attached to the belt electrical fault serious electrical fault to ensure you have no power then it will not.! Do its job it must stay as cool as it can the friction plate it turns back into gas! Front part of your clutch power from being delivered to the 1/8 gap AC parts youll find a. From sending power to the clutch compressor is getting a 2012 ford escape ac compressor not engaging to turn on, but not like it to! The rubber o-rings and one of them will leak think is the AC pressure or psi, your... Work properly its age AC system, too much to replace pressure was not the is! Pcm so it converts it to liquid refrigerant under pressure in fact, many of todays A/C clutches no. A relay to control A/C clutch operation take the necessary steps to fix a Hard Automatic... The gas Oil is insufficient and needs to be supplemented the old refrigerant the. No power then it will last result of a Bad smell when you turn on, the AC is. Tomsfocus you may also notice a Bad AC pressure - to check is whether the compressor clutch, you to. Warm air instead of cool air Setting it is attached to the negative battery terminal, the.

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