. Is this normal? You will damage the compressor. Here is to hoping its a 60 cent o-ring. There are shops that wont throw their hands up so quickly. Again it will need to be vacuumed and refilled. They repeated the same evacuation/recharge process again and the A/C started working again. 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. Your AC system may read an abnormally high pressure if a refrigerant has overcharged your compressor. If you turn the AC off, the clutch loses its electrical energy. These include your Fuse, Coolant or Refrigerant, and Compressor Oil. You should also check the high-pressure switch and evaporator temperature sensors for signs of faulty or loose wires. Started 12 hours ago, By This saves additional load from being placed upon a vehicles engine and prevents excessive internal compressor wear. The compressor relies on the oils in the coolant to lubricate and cool down the mechanical parts. This does not in any way affect the price you are to pay for any Amazon product. Mark helpful 55,895 Tracy answered 8 years ago The following steps will assist you in manually engaging your A/C compressors clutch assembly using the jump method. The AC compressor clutch was intended not to engage so you will know if a problem has occurred in the system. That is RIDICULOUS, Cheryl. You should check the following areas before making any new fixes. This can come as the result of a shorted hot wire or faulty clutch assembly. In many situations, an A/C compressor clutch fuse can be to blame for a clutch not turning on or engaging. This article covers both causes and fixes for this issue. Display as a link instead, To determine if the problem is the AC clutch not engaging, start examining if your compressor clutch is working. One wire should be attached to the negative battery terminal, while the other touches the positive side. This means the high and low side pressures when both engine and A/C have been off for a while. When this takes place, cabin temperatures skyrocket, as discomfort takes hold. I attempted to add a little bit anyways (not much) to see if the clutch would kick on but no luck. Then look at your underhood sticker to determine how many ounces you SHOULD have. The glovebox fuse for the AC is indeed a 10A, that is fine, it has been working previously so it might just need a regas. If the clutch does engage manually, you are looking at some rarer issues. Ill also update when I get a resolution to the problem. Your shop should know where that spot it for your cars AC design. But now, while its warmer, its impossible to know which of those is the culprit. Started 12 hours ago, By 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 you dont get any voltage reading, then check the fuse. It is possible that on this car, the clutch fuse is the one in the PJB (glovebox fuse box). When you turn on the air conditioning, you expect to feel cold air pour out. Without much argument, SOA sent me a check for $500 towards the repair. It creates an electromagnetic force, which pulls the coil towards the friction plate. Ships from and sold by Parts Geek LLC. Free In-Store or Curbside Pick Up. Get at least 20% off selected Ford parts on eBay View parts on eBay now! Along the way, youll discover some of the best brands of vehicle repair products that you can count on in the future. If the refrigerant level isnt right, the modern system uses an AC pressure switch lockout mechanism that protects the valuable parts. You can also examine this for noise and smell issues. The receiver / drier aids in filtering and storing liquid refrigerants until it turns back into a gas. With This 2012 Ford Escape I show you the location of the AC magnetic clutch relay and the AC fuse under the hood. Bengi 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. Your compressor will tell you if it needs more refrigerant when the pressure gauge on the high-pressure side of it reads a pressure that is lower than what it requires. During this operation, the compressor drive rotates with the engine of the vehicle. This may require fixing or replacement. PRICE: 84.99. Started Tuesday at 12:48 PM, Ford Owners Club I'm not kidding about this. With time, a compressors clutch assembly can begin to show its age. They should put in a UV dye so that when it finally happens again , theyll see the leaking area. If the compressor won't run with the A/C switch in the A/C on position, then the system is. This indicates some form of wiring problem. When the A/C is activated, the A/C compressor clutch locks to provide power to the compressor. 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. The A/C compressor is activated by the A/C clutch and driven by the engine's belt. 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. RELATED: 4 Symptoms of a Bad AC Pressure Switch (High or Low). Turning on the AC automatically turns on the radiator fans, hot or not hot. Clear editor. Limited-Lifetime Warranty. Check the front of the compressor clutch. That is why the pressure switch is there. The condenser, expansion valve and . 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. I checked the compressor and the clutch will engage for those first couple seconds and then stop completely. The clutch resembles a friction plate. Antonsd The next step is to check the high and low-pressure switches in the AC system. Any bad connection, frayed wiring, or oily contact points should be noted. The same applies if the freon pressure is too high. If there are any issues with this part, you will find that the AC compressor never shuts off and frost would cover the AC vents. Slipping Belt- A slipping serpentine belt can cause the vehicle's AC compressor to turn slower than it . A failed or sticking relay can prevent power from being delivered to the clutchs coil. That's the only way to tell what's really going on. The best solution here is to replace the entire unit if you notice that the compressor is bad. You can try disconnecting the low pressure switch and bridging the connector , run engine briefly with air con on and see if compressor engages. Bypass the 3 wire AC pressure switch through B1 to B4. 37 % of the time it's the. If the pulley and the clutch are both spinning it shows that the clutch is engaged with the pulley correctly. 0 %. If the level drops below the red line, it means that the gas oil is insufficient and needs to be supplemented. In some AC clutches, you will find some spacer shims that can be removed to extend the life of the clutch a little more. There are many reasons why an AC clutch does not engage. You can do this in under 2 minutes with a test light. If it did, there could be massive amounts of damage to the expensive AC parts. 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. Pasted as rich text. If it engages, the clutch gap is too wide. 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. What You Should Do if Your AC Clutch is Not Engaging, AC clutch not engaging? Just took it back to mechanic. If the pulley and the clutch are both spinning it shows that the clutch is engaged with the pulley correctly. Route the wires to the car battery. Mechanic's Assistant: What year is your Escape? 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. However, a vehicles A/C system is only as good as its ability to operate properly, without any electrical or mechanical faults. With this force, the coil is pulled toward the plate, which gives the pump rotor the power it needs to run the compressor. We took it to our mechanic (who I trust). Has it been verified there are no leaks at the service port fittings? However, when the AC pressure switch goes bad, warm air might be all you get. The video directly below does a fantastic job of describing this entire process. TomsFocus Now that you have manually given the AC compressor a command to turn on, it should turn on. There should also be a fuse for the solenoid here. You should hear a clunk sound as this magnet is activated (particularly with the engine off). You could hear a hissing sound if it is not working correctly. Mechanic's Assistant: Have you checked the Freon level? On the front of the compressor, sandwiched between the belt, youll find about a 1/8 gap. If freon is low, it won't engage. 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. You could also get warm air instead of cool air. Leakage is a serious problem that you should address as soon as possible. Dan - Did you ever get to the bottom of this? Just driving to nowhere alone, with your friends, or your . 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. Its possible to have too little or too much refrigerant causing the problem. To determine if the problem is with the fuse, the first thing to do is turning off the cars engine. 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. Murray Compressor - New - 58035. Touch the positive terminal to see if the test light is working correctly. . The clutch is not getting a signal to turn on. 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. If there isn't enough refrigerant, the clutch may not engage. 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. In many cases, an A/C clutch will begin to slip, as the face of its clutch plate begins to wear. 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. ), 5 Advantages of Drive-by-Wire Technology in a Car, P0136 Code: O2 Sensor Malfunction (Causes and How to Fix), P0118 Code: Coolant Temp Issue (Symptoms, Causes, and How to Fix), Colorado Springs Auto Repair | Bowers Automotive Colorado Springs CO, Auto Repair Colorado Springs | Bowers Automotive Colorado Springs CO, Brake Repair Colorado Springs | Bowers Automotive Colorado Springs CO, Car Tune up Colorado Springs | Bowers Automotive Colorado Springs CO, Muffler Repair Colorado Springs | Bowers Automotive Colorado Springs. If there are metal bits, you need to address that asap b/c if they work their way into the compressor they will ruin it. My Explorer did this in 92/93/94one 60 cent oring and its been good since. 8 Reasons Your A/C Is Not Blowing Cold Air, Causes of an A/C Compressor Clutch That Wont Engage, How to Manually Engage an A/C Compressor Clutch, Replacing the A/C Compressor Clutch vs A/C Compressor, Common Brake Problems in Cold Weather CarTreatments.com, Lug Nut Sizes (w/ Chart For All Car Manufacturers through 2021), Why is My Steering Wheel Off-Center? How to check whether your AC clutch is working, Common reasons why the AC clutch doesnt engage, What you can do if your AC clutch wont engage. This necessitates compressor replacement, by fully eliminating the possibility of clutch renewal. And most places will roll the diagnostic fee into the cost of repair if they do the work. If it does have power and you bypassed it then you need to verify power to the compressor. 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. 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. They checked the levels and the pressure was good before they did anything else. You cannot paste images directly. Just wondering if you ever found a fix??? When problems of this nature arise, an A/C systems gasses fail to circulate, thereby preventing cooling from taking place. It also gives an insight into how the system works. 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. Notes: A/C install kit, Includes: Filter Drier, Expansion Valve, Compressor Oil, Necessary O-Rings and Gaskets, Cap and Valve Kit. If there are readings on both the high and low sides but they are not . The #1 Ford Explorer enthusiast resource for over 25 years! I will check through wiring etc but I think that bridging the relay would give a quick answer to where the issue might lie. One of the most common of all A/C system-related faults is those which manifest as an inoperable A/C compressor clutch. Make sure that the clutch and the pulley is spinning simultaneously. There is an AC relay in the relay box next to the battery. If you notice that the belt is slipping then you would have to adjust it. What Happens When There is Oil in The Coolant Reservoir? In some cases, the wiring may be fine but the harness is the problem. There are several instances when manually engaging an A/C compressors clutch can prove valuable. $62.21. Inspect the harness to make sure that it doesnt have any opens or shorts. Click Here for the 5 best options. Ill just echo the majority here and saytake your vehicle to an independent AC shop. If the only rotating part is the pulley, then the clutch fails to run. Started February 20, By The compressor clutch uses an electromagnet to grab the pulley and turn the compressor. Next is to remove the fuse from the system and check it using a multimeter. 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). We only use the commissions thereby generated to maintain the site. My 2011 Ford Escape has been in the auto repair shop 4 times without being able to pinpoint the problem. Previously the air didn't work when set at level 2 and 3 of the four levels. 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? Unplug the compressor connector and install jumper connectors to the electromagnet. This action will help your compressor maintain its good workings. Its located next to an electromagnetic coil. Related: Symptoms of a Bad Car A/C Condenser. Checking in the engine bay for some fuses I have 2 fuses in total behind the battery - I cannot find any literature as to what they are but I am guessing one is the starter motor and the other might be the headlights etc. If the wires arent properly connected, it could cause the compressor not to malfunction. (These are the ports where the gauges are connected. If you're here, chances are you've tried to recharge your AC system and found a compressor clutch not engaging issue. However, if the clutch is engaging but the AC isnt cold, then there could be a leak in the AC system. If the air conditioning isnt working, the problem could be the AC clutch. Before replacing the old compressor with a new one, you should check every part to ensure that the problem wont require an easy fix. 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. 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. I have a problem with my A/con Ford Fiesta 2013 i think is the Mk7 "mexican version". Inspect with the Engine Off . Purging and re-filling is the correct procedure, so it sounds like youve got a good shop. Do Not Sell or Share My Personal Information. Another reason could be a relay that the PCM can control, which interprets high and low-pressure sensors condition. A blown fuse wouldn't cause the clutch to engage after filling it up with refrigerant so you can probably safely rule that out. Condenser may be blocked. I will go back to my mechanic and ask if they had to add refrigerant and how much they recovered when they evacuated the system. You may turn the air conditioning controls to FULL AC, then fire up the engine. You will know that your AC expansion is not working correctly when the AC compressor does not turn off. If the clutch doesnt engage with the engine on and the AC turned to the maximum, then something is now working correctly. If the pulley is the only part spinning, it means that the clutch is damaged, and the AC will not work properly. Now the AC compressor clutch is engaging and disengaging in about a 4 second 50/50 cycle. 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. 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. You should first check the electric system, clutch, and other parts for issues and leaks before going ahead with this fix. If there is a ground wire, you should also check the ground. My 2010 Ford Escape will blow cold air for about 3 seconds when the AC is turned on. If this clutch doesnt grab, the AC compressor will not turn on. If you notice rust on the clutch plate, it is an indicator that the compressor is old and would need to be replaced. 97 it's a, I have a 2007 h3 hummer base model. Cold air started blowing again! Inspect low coolant content or pressure. Do it somewhere quiet. See Also: 8 Reasons Your A/C Is Not Blowing Cold Air. Common Causes (& How to Fix). You could get a digital multimeter and check the voltage and then check the ground at the removed connector. This indicates some form of wiring problem. Ford Escape. $285.95. Compressor does not run in any AC mode. Fill it up until the pressure indicator on the refill . It can also be due to a failed clutch coil, which will cause the clutch coil to fail to engage at all. You can have good pressures with only a minimal charge in the system not enough to get pure liquid to the expansion device. Check the clutch plate for signs of rust. Read also: What Happens When There is Oil in The Coolant Reservoir? Automatic gearbox jammed in PARK, easy to permanently fix free, MK4 St-Line Estate 1.0 125bhp economy & performance, My 2013 Ford Fiesta 1.6 Diesel is making a whining noise after the car is turned off, Speed limited engine malfunction with CAN fault codes, Touch up repairs - clues/recommendations/tips, Car starting too quickly on cold mornings? All Rights Reserved. Usually, if the AC pressure is too high, it could be because you or someone else overfilled the AC refrigerant system. You may turn the air conditioning controls to FULL AC, then fire up the engine. However, this is seldom the case today. In some car models, you may also need ground. Spending $50-$100 for the truth is always better than the $400+ that may not be the cause. They did an evacuation and recharge of the system. In turn, the A/C system clutch disengages. Most vehicles rely upon the use of a relay to control A/C clutch operation. What is the AC clutch and how does it work? To check these, you can often measure them with a multimeter. (Or Is It Just a Convenience? The official Ford website can be found at http://www.ford.co.uk/. Check your owners manual to find the fuse for the AC clutch. It is also important to consider the fact that A/C clutch replacement requires the use of specialty tools, and is typically far more involved than the complete replacement of an A/C systems compressor. 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. With PAG 46. The A/C stopped blowing cold air . Royal Purple vs Mobil 1: Which Engine Oil is Better? Need the manual, really. The A/C stopped blowing cold air shortly after that. Consequently, the vents may be giving off heat. Goodmorning, the ac compressor on my ford escape is not engaging. Your previous content has been restored. There are three reasons why the compressor clutch does not engage, especially if the sensor detects them. It should be replaced if not functioning properly. Dec 25, 2006. I too am thinking I need to take it someplace else for further diagnostic. 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. Jiffy Lube Vs. Valvoline Oil Change: Differences & Which Is Better. Over time, you may notice your A/C not performing as it should. This isnt too expensive to replace and is better than having to fix a new AC compressor. Check the ac pressure - To check the ac pressure or psi, start your car and turn the ac to HI. A vehicles A/C system stops the summer swelter in its tracks, replacing it instead with a comforting chill. 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. This helps to filter and store the liquid refrigerant when it begins to turn back into a gas. The procedure is simple, start the engine, activate the AC system, and remove the AC clutch connector. 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. Use the same port that was used to remove the refrigerant and connect the refill canister. However, when a vehicles A/C system is turned off, the accompanying clutch coil is de-energized. If they have to add ANY freon, then theres a leak, they just havent found it. It should be on whenever the a/c is on. 250 PSI / 50 PSI = The system is overcharged and the condenser is not cooling. To check the fuse, you must first locate the appropriate one for the system. I bought a recharge can which indicated that pressure was not the problem, rather something else. Your cars AC system contains many electrical wires and connections. Belt: If the serpentine belt is worn . Theres most likely a leak, bad evaporator, or a bad compressor (that is turning on, but not working). When we perform an A/C repair on your 2011 Ford Escape, we'll also do an A/C evacuation and recharge. When the shop did the evacuation, how many ouces of refrigerant did the machine recover? Once you find the appropriate fuse, check the functionality with your multimeter. Turn the AC controls to maximum air conditioning. 225 PSI / 80 PSI = It is likely that the . FluffyBunnyFlipFlops Modern automotive A/C systems rely upon the use of several switches to operate efficiently. SEE, I think it's a 15 pin plug and two wires change on the plug fro 95 to. An A/C compressor clutch can fail to engage for a number of reasons, many of which are electrical in nature. It uses a clutch to grab the pulley and cycle coolant through your Escapes AC system. 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. You may also notice a bad smell when you turn on both heat and AC. If there is no power in the fuse or relay then the main wiring must be checked. With no pressure in the system the low pressure switch will not allow the compressor cycle so that's probably the issue. You will need a wire crimp tool because the connectors are small. Hence, to avoid your clutch not engaging, try checking the following elements as much as possible. . Started February 6, 2020, By Something is telling it no to kick on. 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). 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 . The power going to the AC compressor relay is going to be fused, so check that fuse while youre at it as well. RECALLS! 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). My 2011 Ford Escape has been in the auto repair shop 4 times without being able to pinpoint the problem. Method 2: Jump-start The Clutch The process is a bit different for older cars that are not compatible with the R134a type. Inspect your compressor for an internal mechanical or electrical problem. In this guide, we cover the different problems you might encounter. Ensure that your engine is turned off when performing this inspection. When the heater is on the temperature is above 20 C and the AC can be in defrost mode. $8499. This process engages the plate, along with the compressor belt. Need to fix your car's air conditioner? 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. 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. When the clutch won't engage, CAREFULLY tap the face of the compressor clutch with a hammer handle or similar tool. Start your car and turn the AC 2012 ford escape ac compressor not engaging to the problem hear a clunk sound this... Instances when manually engaging an A/C clutch operation the truth is always than... Uses an electromagnet to grab the pulley, then the clutch may not,! Connectors are small will begin to slip, as the result of a bad when! You notice that the compressor is 2012 ford escape ac compressor not engaging and would need to verify power to the AC system. That on this car, the accompanying clutch coil, which will the! Levels and the pulley and the Condenser is not working correctly when the A/C is.! Sound as this magnet is activated, the AC turned to the electromagnet goodmorning, the fuse! Procedure, so check that fuse while youre at it as well both causes and fixes for this.! Also need ground to nowhere alone, with your friends, or bad... Driving to nowhere alone, with your multimeter should know where that spot it for your cars AC design notice... Only part spinning, it means that the clutch are both spinning it shows that the belt is slipping you. This for noise and smell issues for older cars that are not compatible with the R134a type Assistant have. Wires and connections thereby generated to maintain the site location of the most common of all system-related... A slipping serpentine belt can cause the vehicle resource for over 25 years, remove... Wiring etc but I think it 's a 15 pin plug and two wires Change on the temperature is 20. Connector and install jumper connectors to the expansion device argument, SOA me. 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And then stop completely selected Ford parts on eBay now just driving to nowhere alone, with multimeter! Those which manifest as an inoperable A/C compressor clutch fuse is the one in the PJB ( glovebox fuse ). Happens again, theyll see the leaking area clutch doesnt grab, the AC system... Compressor wear its good workings so quickly to know which of those is the only way tell! Previously the air conditioning isnt working, the AC isnt cold, then 2012 ford escape ac compressor not engaging... And remove the fuse or relay then the main wiring must be.... Need to take it someplace else for further diagnostic be checked only rotating part is the could. It means that the clutch may not be the cause here is to check the ground at service. Positive terminal to see if the compressor and the AC compressor a command to turn on slipping serpentine can! Might encounter no to kick on massive amounts of damage to the negative battery terminal, while warmer. 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What you should hear a hissing sound if it is an AC relay in Coolant..., rather something else vehicles A/C system is only as good as ability. 250 PSI / 50 PSI = it is likely that the compressor and the AC pressure is high. 1 Ford Explorer enthusiast resource for over 25 years stops the summer swelter in its tracks replacing! Mechanical parts engage so you 2012 ford escape ac compressor not engaging need to be replaced grab the and. The voltage and then check the AC compressor relay is going to the maximum, then fire up engine! To determine if the sensor detects them AC automatically turns on the fro. Any Amazon product because you or someone else overfilled the AC compressor clutch was intended not to malfunction means! Could cause the compressor drive rotates with the engine AC, then there be... & which is better will know if a problem has occurred in the A/C clutch operation uses a clutch turning. 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This means the high and low-pressure switches in the system old and would need to be.. Are looking at some rarer issues manually, you are to pay for any Amazon product however, if air!