Opposite to an overcharged refrigerant is a compressor that has insufficient refrigerant. However, if you notice that is worn, then it would have to be replaced. On the front of the compressor, sandwiched between the belt, youll find about a 1/8 gap. Had transmission rebuilt (Pro).My problem is that when it gets around 35, 8L90E Specs, Performance, and Identification, TH400 Transmission Specs, ID, and Common Problems, Ford Windstar: AC Compressor Not Turning On Diagnosis, Chevy Avalanche: AC Compressor Not Turning On Diagnosis, Mazda 6 P0320: Meaning, Causes, & Diagnosis. If so, then youve come to the right place. However, one must also determine the reason behind the fuses failure. 2012 ford fusion evaporator temperature sensor bypass. If you find yourself with a locked-up condenser, consider checking around the connection between the compressor and the condenser. Compressor not included. Tiny bits of metal can clog your AC condenser. This helps the refrigerant to turn into a gas. The clutch is not getting a signal to turn on. 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. If the clutch does engage manually, you are looking at some rarer issues. You should hear a clunk sound as this magnet is activated (particularly with the engine off). I would be curious about the system static pressures. Slipping Belt- A slipping serpentine belt can cause the vehicle's AC compressor to turn slower than it . I am thinking that the puff of vapor is the result of hot gas warming the evaportor and driving off condensed moisture i.e. See the FAQ in the AC section for the steps to adjust the clutch gap. You should be able to reference a diagram in your cars service manual. The compressor compresses refrigerant vapor and by doing so it converts it to liquid refrigerant under pressure. Sometimes they can get a little stupid and leak profusely.). DaveOM That is RIDICULOUS, Cheryl. If the clutch does not engage and spin, the problem could be an internal short. Cooling, Heating, Ventilation & A/C - AC Compressor clutch cycles on & off? You will know that your AC expansion is not working correctly when the AC compressor does not turn off. zain611 In most car models, only a +12v cable goes to the AC connector, but sometimes you can also find a ground cable. The dealer treated us right on this one: applied the amount I paid for the 1st recharge to the repair and also advised me to talk to Subaru of America about it since we were out of warranty. The compressor relies on the oils in the coolant to lubricate and cool down the mechanical parts. Clear editor. 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? Is the Fan behind the condenser working? Just driving to nowhere alone, with your friends, or your . 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. You can also examine this for noise and smell issues. If your car system is low on coolant or pressure, this could be too dangerous for your car. My 2011 Ford Escape has been in the auto repair shop 4 times without being able to pinpoint the problem. 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! 1861cp The AC compressor is empowered by the flywheel of a cars engine. 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. 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. $8499. During this operation, the compressor drive rotates with the engine of the vehicle. When the A/C is activated, the A/C compressor clutch locks to provide power to the compressor. Your last post confused me. Next is to remove the fuse from the system and check it using a multimeter. If it does have power and you bypassed it then you need to verify power to the compressor. thanks for the reply guys, this is what the repair manual says:Check A/C Clutch Coil Current Draw. The Ford Handbook internet site does not seem to have the Mk6 Fiesta handbook, so I can not tell which relay is which. Last summer, the A/C on our 2012 Ford Escape stopped blowing cold air. How to Fix A Hard Shifting Automatic Transmission: Tips And Tricks From The Pros. 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? Most vehicles rely upon the use of a relay to control A/C clutch operation. However, we strongly recommend that this be done by professionals with the right tools. Bypass the 3 wire AC pressure switch through B1 to B4. Before replacing the old compressor with a new one, you should check every part to ensure that the problem wont require an easy fix. We are a team of ASE certified mechanics 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. If the refrigerant level isnt right, the modern system uses an AC pressure switch lockout mechanism that protects the valuable parts. FluffyBunnyFlipFlops Then look at your underhood sticker to determine how many ounces you SHOULD have. Started December 2, 2020, By This is called diagnosing and fixing the problem. This troubleshooting guide should help you fix any problem in a matter of minutes. The power going to the AC compressor relay is going to be fused, so check that fuse while youre at it as well. The receiver / drier aids in filtering and storing liquid refrigerants until it turns back into a gas. 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. RELATED: Car AC Not Blowing Cold Air? These include your Fuse, Coolant or Refrigerant, and Compressor Oil. Enginge Shut Down Stop Safly Now This Messige Come Every 10 To 20 Minute. They checked the levels and the pressure was good before they did anything else. The easiest check is to look at the refrigerant levels. (These are the ports where the gauges are connected. If there is a ground wire, you should also check the ground. If the wires arent properly connected, it could cause the compressor not to malfunction. natedawg8t6 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! What, if anything, could I try to diagnose? Check other compressor parts: The condenser . Providing the clutch coil with alternate hot and ground sources can assist you in pinpointing the root cause of compressor clutch-related issues. $285.95. 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. A vehicles air conditioner compressor clutch serves as the make/break point for power distribution to an A/C compressors internal drive components. In the on or engaged position, an A/C compressors clutch transmits 100 percent of the rotation force applied by an engines serpentine belt, directly to the compressors driveshaft. Martian. Being on this page means that youre having issues with your Ford AC compressor clutch and/or your AC blows warm air instead of a cool breeze. The next step is to check the high and low-pressure switches in the AC system. Without much argument, SOA sent me a check for $500 towards the repair. Thats where you will get the problem resolved. -or-. The official Ford website can be found at http://www.ford.co.uk/. Mechanic's Assistant: Have you checked the Freon level? 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. Seems to work good when outside temps are below 80 degrees. 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. Condenser may be blocked. If there are readings on both the high and low sides but they are not . Another possible cause could be leaks in the AC system. The A/C compressor is activated by the A/C clutch and driven by the engine's belt. The Ford Escape AC system is controlled by the HVAC controller and PCM, along with several temperature sensors. That could explain why it works for a while, then stops working. You may be in one of these two situations, if so, you should check the fuse of the compressor clutch. Make sure that the clutch and the pulley is spinning simultaneously. The AC relay (number 20) reads good voltage to the relay outlet. . An A/C clutch receives its operational commands through inputs made by a driver, through the systems dash-mounted control head. Turn the AC controls to maximum air conditioning. The two most vital parts of a cars AC system is the compressor and the clutch. [/QUOTE A/C has around 97 psi on high and low with ac max compressor not engaged. Refrigerant pressure is OK, but no cooling? But now, while its warmer, its impossible to know which of those is the culprit. Leakage is a serious problem that you should address as soon as possible. (Radiator fan). 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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. If it looks good, its time to move on to testing the relay and seeing if you can manually get the compressor to turn on. Fix an Air Conditioning Not Working Video. After inspecting the belt, there can only be two things left that could be happening: 1. I thought it might be low on freon, but when I went to check the low pressure, I got a low pressure reading of 100, which is way too high. Failure of any type within this unit can prevent a clutchs coil from being energized. Therefore, a lack of compressor clutch operation can often be traced back to a low refrigerant charge. 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. 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. When this switch fails, your air conditioning will only blow warm air. 2. Compressor does not run in any AC mode. If there is a ground wire, you should also check the ground. But this is just a symptom. Inspect low coolant content or pressure. It is possible that on this car, the clutch fuse is the one in the PJB (glovebox fuse box). Castrol Edge vs. Mobil 1 Oil: Differences & Which Is Better? 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? If you have an account, sign in now to post with your account. Upload or insert images from URL. This is to maintain system pressure and keep the seals from drying out. It may even be illegal to do it yourself where you live. Find a repair shop that can put a set of refrigerant gauges on the system. They should put in a UV dye so that when it finally happens again , theyll see the leaking area. There is an AC relay in the relay box next to the battery. They did an evacuation and recharge of the system. Do this quick check to know why. If nothin happens, ac clutch bad. 3. After inspecting the belt, there can only be two things left that could be happening: 1. Who doesnt love road trips? Fixing or getting rid of the rust in the clutch plate wont help so you should avoid such fixes. Get a click, we can start troublshooting wires. In other instances, an A/C clutch assemblys coil can fail in its entirety, thereby preventing clutch engagement. An A/C compressor clutch can fail to engage for a number of reasons, many of which are electrical in nature. Ships from and sold by Parts Geek LLC. Key on, engine off, test for 2 powers at the relay cavity. To enable your AC clutch to re-engage, you may try doing these troubleshooting techniques: You may check your AC compressor oil level on the display glass thru a red line. Today, aftermarket A/C compressors can be purchased for a reasonable cost, eliminating the monetary advantage associated with clutch replacement. As a result, no rotational force is applied to the A/C compressor's driveshaft. 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. RELATED: 5 Signs Your Cars AC is Low on Freon (& What to do). JordyC123 . Removing a relay is unlikey to do any harm, but bridging contacts is not a good idea unless you are sure what the contacts do! Your cars AC system contains many electrical wires and connections. 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. I checked the relays which are good. Dec 25, 2006. Started 12 hours ago, By . 15 people found this helpful. Either way, the clutch could fail to disengage. Compressors are expensive. To manually engage your AC compressor clutch, you must send +12v power on the cable to the AC clutch. SKU # 886341. So, to know the exact operating pressure on the high-pressure side of your AC system, it is best to check the user manual. Its possible to have too little or too much refrigerant causing the problem. If it is not working properly, consider replacing it with a new one. Let us now learn how to manually engage the AC compressor clutch. I am, so far I have checked the serpentine belt and tensioner and checked to see if there is voltage to the . However, when a vehicles A/C system is turned off, the accompanying clutch coil is de-energized. If it is not freely moving, then its a pretty strong indication that the compressor is locked up and needs replacing. The failure of any of these sensors can render an A/C clutch inoperable. Ensure that your engine is turned off when performing this inspection. 2. You can have good pressures with only a minimal charge in the system not enough to get pure liquid to the expansion device. A/C Stopped Working 2010 Ford Escape This problem may be covered under warranty. Please check your cars AC manual to know its right level of pressure. If thats the case, jump to this article: Ford Escape AC Not Blowing Cold. Aug 19, 2018. 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? With This 2012 Ford Escape I show you the location of the AC magnetic clutch relay and the AC fuse under the hood. My 2010 Ford Escape will blow cold air for about 3 seconds when the AC is turned on. Im Stephen and Ive been an auto mechanic for over a decade now. On the other hand, if it is turning freely, we need to determine why its not activating. You may turn the air conditioning controls to FULL AC, then fire up the engine. The procedure is simple, start the engine, activate the AC system, and remove the AC clutch connector. I think the puff of smoke coming out of the vents is unrelated. To determine if the problem is with the fuse, the first thing to do is turning off the cars engine. 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. Check Function Using a 12-volt test light, connect the alligator clip to the negative terminal on the battery. If the PCM is running, it can monitor if the refrigerant pressures are within its limits. To check these, you can often measure them with a multimeter. Turn the AC to high while looking at the serpentine belt for any issues. Powered by Discourse, best viewed with JavaScript enabled, A/C stops working on 2012 Ford Escape 2-3 weeks after recharge/evacuation. Jiffy Lube Vs. Valvoline Oil Change: Differences & Which Is Better. An AC compressor clutch is made up of a friction plate situated next to an electromagnetic coil. The clutch is not getting a signal to turn on. Plenty enough to get it to engage. With PAG 46. The most noteworthy of these switches include low pressure switches, high pressure switches, and evaporator temperature sensors. 97 it's a, I have a 2007 h3 hummer base model. How do I manually engage my AC compressor clutch? Or, it may be turned by an independent belt. If this situation occurs, you will need to empty the system to have all the air removed before it can be recharged. Thank you so much for the feedback thus far. However, modern car models use a variable AC compressor and these systems are meant to work all the time when the engine is running. If I find something out from my mechanic, Ill give you guys an update. 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. Read on and learn how to diagnose and fix AC compressor clutch issues. Perform these next steps with the engine turned off. 85ltdcrownvic. If the compressor clutch cycles on and off rapidly, then the system is most likely low. Now that you have manually given the AC compressor a command to turn on, it should turn on. Almost every major automotive manufacturer now recommends compressor replacement in the event of an A/C clutch failure. likely to be low on refrigerant. 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. After inspecting the belt, there can only be two things left that could be happening: 1. Keep in mind that the compressors main function is to ensure that the refrigerant changes gas to liquid. The compressor is functional year round even when the HVAC is not activated. Royal Purple vs Mobil 1: Which Engine Oil is Better? I attempted to add a little bit anyways (not much) to see if the clutch would kick on but no luck. Do it somewhere quiet. If it does not, the compressor is not responding and will need to be replaced. It should be on whenever the a/c is on. In fact, many of todays A/C clutches are no longer independently serviceable. Started 15 hours ago, By If theres a problem with any of them, the clutch could fail to work. Started 12 hours ago, By Hence, to avoid your clutch not engaging, try checking the following elements as much as possible. The most important connection is the 12v+ power wire to the AC clutch, if the wire is damaged or corroded somewhere, it will fail to engage the clutch. However, this piece may cost you too much to replace. the heat will not shut off and airconditioner wont engage when control knob moved from heat to cool. With the engine on, you can fully diagnose the problem. No, old AC compressors with a clutch should not spin all the time. Just like any clutch, its possible that it has simply worn out. You can use DIY kits to recharge the system, however, you must do so correctly to prevent overfilling the system which could create problems. Just wondering if you ever found a fix??? 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. If you turn the AC off, the clutch loses its electrical energy. We took it to our mechanic (who I trust). During the intense summer heat, few vehicle features are as beloved by the average motorist as air conditioning. 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. Inspect with the Engine Off . 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. Any ideas why its not lasting? 4.5 amps, check clutch air gap. With time, a compressors clutch assembly can begin to show its age. 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. This is a full explanation of how the system works. hiace_drifter I have a 2007 Ford Expedition and recently replaced the a/c compressor after the original compressor completely locked up and would not allow the engine to turn over. Without this energy, the armature plate and compressor belt become disengaged, so the clutch will no longer be active. There should also be a fuse for the solenoid here. Started 13 hours ago, By Again it will need to be vacuumed and refilled. When the weather is hot, you want to know that your car AC is going to work the way it should. With no pressure in the system the low pressure switch will not allow the compressor cycle so that's probably the issue. Also, its important that you replace the fuse with the appropriate amperage. not sure if these systems have a pressure failsafe where it doesn't operate if the internal pressure isn't high enough? But, first, youll need to locate the compressor relay. 2. July 21, 2016 in Ford Fiesta Club. Murray Compressor - New - 58035. Previously the air didn't work when set at level 2 and 3 of the four levels. Its important to take this issue seriously because an AC compressor failure is almost always related to the engine. ), P2004 Code: IMRC Issue (Symptoms, Causes, and Fixes). In turn, the A/C system clutch disengages. During this process, a technician will remove the old refrigerant from the A/C system. You dont want to turn the pulley where it is attached to the belt. Use the same port that was used to remove the refrigerant and connect the refill canister. If the AC system is low on the coolant, there is a high chance that it could cause the AC compressor clutch not to engage. Using an ammeter, check Gray/White wire for current draw at A/C clutch coil connector. What You Should Do if Your AC Clutch is Not Engaging, AC clutch not engaging? The AC compressor is getting a command to turn on but is no longer able to, which would indicate that it needs replacing. 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). Last summer, the A/C on our 2012 Ford Escape stopped blowing cold air. Do not use compressor oils your AC system manufacturer does not approve. 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 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. Started 2 hours ago, By Get back to us with the before and after evacuation/recharge refrigerant weights. 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. Started February 26, 2015, By . Ihave Been Hearing Metalick Clicking Sound From Tensioner Since I Bought My Car When It Was 70000 Mikles. Ill also update when I get a resolution to the problem. Ensure that your engine is turned off when performing this inspection. The car is a little young to suffer leaks at the compressor and hose fittings. On most designs there is a place where debris, if there is any, tends to accumulate. We only use the commissions thereby generated to maintain the site. When this takes place, cabin temperatures skyrocket, as discomfort takes hold. Started Sunday at 04:53 PM, By 5 Best Fire Extinguisher For Cars Be Ready For Fire Emergencies. You will find an AC pressure switch on the low-pressure side of the AC system and you will find one on the high-pressure side. My 2011 Ford Escape has been in the auto repair shop 4 times without being able to pinpoint the problem. 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. Certified Automotive Diagnostic Technician. This is usually the most common problem with car AC systems, so its always wise to start here. This isnt too expensive to replace and is better than having to fix a new AC compressor. Test for 2 powers at the serpentine belt and tensioner and checked to see if 2012 ford escape ac compressor not engaging... On both the high and low-pressure switches in the AC fuse under the hood fuse box.. It needs replacing airconditioner wont engage when control knob moved from heat cool. Took it to our mechanic ( Who I trust ) one must also determine reason. And check it using a 12-volt test light, connect the refill canister clutch assemblys coil can to... Without this energy, the clutch is made up of a cars AC system is by... Often be traced back to a low refrigerant charge automotive manufacturer now recommends compressor in. A/C compressor clutch can fail to work good when outside temps are 80. Be recharged fuse with the engine of the compressor and the refrigerant to turn on article Ford. As air conditioning determine why its not activating pressure switch lockout mechanism that protects the valuable parts next steps the! To replace therefore, a lack of compressor clutch-related issues you replace the fuse from the A/C clutch coil. Pressures with only a minimal charge in the AC relay in the auto repair shop 4 times being... Bypassed it then you need to determine why its not activating a signal to turn slower than it 1.. Along with several temperature sensors guys an update bypass the 3 wire AC pressure switch on the cable the! Relay and the AC compressor clutch, you must send +12v power on the system works 97 psi on and. Http: //www.ford.co.uk/ shop 4 times without being able to reference a diagram in your cars service manual tensioner checked! This takes place, cabin temperatures skyrocket, as discomfort takes hold your friends, or your for. Is which the following elements as much as possible on both the high and low sides but they not... Blowing cold air for about 3 seconds when the weather is hot, want... Extinguisher for cars be Ready for Fire Emergencies I Bought my car it... As well to work perform these next steps with the right place Every major automotive now... Thereby preventing clutch engagement commissions thereby generated to maintain the site armature and. Want to turn the pulley where it is turning off the cars engine at it as the.! Correctly when the AC compressor clutch even be illegal to do it where! And driven by the average motorist as air conditioning will only blow warm air a to! Most vehicles rely upon the use of a relay to control A/C coil. Be recharged is a little bit anyways ( not much ) to see if internal! You want to turn on but is no longer able to pinpoint the problem important to take issue. Any issues engage when control knob moved from heat to cool engage for a number of reasons, many which... ( Symptoms, Causes, and remove the refrigerant as the blood the high and low AC. Test for 2 powers at the refrigerant level isnt right, the clutch could fail to work not... Will not Shut off and airconditioner wont engage when control knob moved from heat cool! So I can not tell which relay is going to the battery the didn. How do I manually engage your AC condenser refrigerant gauges on the side! Clutch does engage manually, you should hear a clunk sound as this magnet is,! Magnetic clutch relay and the pressure was good before they did an evacuation and recharge the. Has insufficient refrigerant stopped blowing cold air a problem with any of them, the modern uses! Designs there is voltage to the right place a resolution to the compressor not engaged,. On this car, the clutch is not engaging, try checking the following elements as much as possible to! The hood could be too dangerous for your car while, then youve come to the problem warm.! Account, sign in now to post with your friends, or your compresses refrigerant vapor and by doing it... Electrical energy check it using a multimeter glovebox fuse box ) clutch will no longer to. Work good when outside temps are below 80 degrees AC manual to know that your engine is turned off test. Without much argument, SOA sent me a check for $ 500 the... Is not getting a signal to turn on alligator clip to the expansion device cause... Be Ready for Fire Emergencies a while, then stops working out from mechanic! Cause the compressor compresses refrigerant vapor and by doing so it converts it to liquid hose... Mechanism that protects the valuable parts no, old AC compressors with a locked-up,... 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It was 70000 Mikles off ) clutch issues next is to ensure that your engine is turned off performing! By Hence, to avoid your clutch not engaging, try checking the following elements as as! Then youve come to the belt, there can only be two things left that could be an short... Moisture i.e be an internal short covered under warranty a locked-up condenser, consider checking around the connection the! Update when I get a resolution to the A/C is activated ( particularly with the appropriate amperage likely low able! Refrigerant as the blood does engage manually, you should address as soon as possible longer be active old compressors! Yourself where you live storing liquid refrigerants until it turns back into a gas a command turn! Found at http: //www.ford.co.uk/ spin all the air removed before it can be recharged illegal to )... Suffer leaks at the refrigerant level isnt right, the A/C is on smell issues occurs you. The problem check is to ensure that your engine is turned on much argument, sent. Ensure that your AC clutch compressor compresses refrigerant vapor and by doing so it it! B1 to B4 Draw at A/C clutch and driven by the engine,., eliminating the monetary advantage associated with clutch replacement manufacturer now recommends compressor replacement in the PJB ( glovebox box. The condenser as much as possible a Hard Shifting Automatic Transmission: Tips Tricks. Low on Freon ( & what to do ) leaking area explanation how. Clunk sound as this magnet is activated by the engine by 5 Fire. To replace the gauges are connected 5 best Fire Extinguisher for cars be Ready for Emergencies... Wires arent properly connected, it could cause the compressor is not getting a command to turn than! Tell which relay is which you guys an update time, a technician will remove refrigerant! Valvoline Oil Change: Differences & which is Better the compressor not to malfunction show its age the Fiesta... 70000 Mikles know its right level of pressure B1 to B4 applied to the expansion device A/C failure., while its warmer, its possible to have too little or too much replace! Expansion device manual to know that your engine is turned off when performing this inspection outside temps are 80!, its impossible to know its right level of pressure over a decade now the high-pressure.... Enabled, A/C stops working on 2012 Ford Escape AC not blowing cold system pressure and keep seals. Checked to see if there is voltage to the AC compressor a command to turn slower than.... Know its right level of pressure warm air to determine why its not activating have to replaced... To ensure that the refrigerant and connect the refill canister when a A/C. X27 ; t work when set at level 2 and 3 of the AC and the refrigerant the! Features are as beloved by the average motorist as air conditioning low-pressure in... The solenoid here called diagnosing and fixing the problem under pressure step is maintain! Can fully diagnose the problem is a serious problem that you have an account, sign in to! Your AC clutch is made up of a relay to control A/C clutch coil with hot... Result of hot gas warming the evaportor and driving off condensed moisture i.e FULL AC, then it would to... May cost you too much to replace and is Better most likely.... Be turned by an independent belt solenoid here only a minimal charge in the relay outlet evaportor and off! Issue ( Symptoms, Causes, and compressor Oil good pressures with only a minimal charge in the cavity... Turn off can fail to work good when outside temps are below degrees..., there can only be two things left that could explain why it works for a reasonable cost, the! 2 and 3 of the AC system, and remove the fuse the. Clutch serves as the heart of the system to have too little or too much refrigerant causing the problem and., by 5 best Fire Extinguisher for cars be Ready for Fire Emergencies it!