You may turn the air conditioning controls to FULL AC, then fire up the engine. I have a problem with my A/con Ford Fiesta 2013 i think is the Mk7 "mexican version". back to AC / heater Complaints 271 Crash Tests 3 Lemon Law 7.6 pretty bad Typical. Any ideas why its not lasting? This means you would have to spend to get a new compressor, however, it will save you time and money. No, if the Freon level is too low, it will not engage the AC clutch. Read also: What Happens When There is Oil in The Coolant Reservoir? Because the AC clutch requires an electrical connection to run, your next step would be to check the connections. An A/C clutch receives its operational commands through inputs made by a driver, through the systems dash-mounted control head. You could also get warm air instead of cool air. The two most vital parts of a cars AC system is the compressor and the clutch. Castrol Edge vs. Mobil 1 Oil: Differences & Which Is Better? Wiring is another area that could cause an AC compressor clutch not to engage properly. zain611 Keep in mind that the compressors main function is to ensure that the refrigerant changes gas to liquid. To check these, you can often measure them with a multimeter. However, the fuse could continue to blow because of a more serious electrical fault. . Condenser may be blocked. 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. Check the clutch plate for signs of rust. 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. When problems of this nature arise, an A/C systems gasses fail to circulate, thereby preventing cooling from taking place. Bypass the 3 wire AC pressure switch through B1 to B4. We took it to our mechanic (who I trust). Jiffy Lube Vs. Valvoline Oil Change: Differences & Which Is Better. If this circuit is traced the fault of a open circuit can be found out. You may also work with a car diagnostic tool that scans an issue with a vehicle. Please check your cars AC manual to know its right level of pressure. These include your Fuse, Coolant or Refrigerant, and Compressor Oil. If you continue to use this site we will assume that you are happy with it. If theres a problem with any of them, the clutch could fail to work. Open the low and high side buttons on the tool gauge and check the reading. Perhaps the best use of this practice is when attempting to determine whether or not the clutch itself has failed. Today, aftermarket A/C compressors can be purchased for a reasonable cost, eliminating the monetary advantage associated with clutch replacement. It can also be caused by a faulty high or low AC pressure switch, a blown fuse, a bad AC clutch or a bad electrical connection. Its important to take this issue seriously because an AC compressor failure is almost always related to the engine. The video directly below does a fantastic job of describing this entire process. If there are air and moisture in the system, it probably leaks. Air is cold. An AC compressor clutch is made up of a friction plate situated next to an electromagnetic coil. Ford Fiesta 2013 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. This gives power to the pump rotor that keeps the compressor running. Need the manual, really. Started 14 hours ago, By It could also slip at times, leading to erratic operations. Previously the air didn't work when set at level 2 and 3 of the four levels. Check if this fits your 2012 Ford Escape. I Am Seking Problem Stop Safely. 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. In other instances, an A/C clutch assemblys coil can fail in its entirety, thereby preventing clutch engagement. When the shop did the evacuation, how many ouces of refrigerant did the machine recover? We took it to our mechanic (who I trust). Another possible cause could be leaks in the AC system. If this clutch doesnt grab, the AC compressor will not turn on. Plenty enough to get it to engage. The AC compressor is getting a command to turn on but is no longer able to, which would indicate that it needs replacing. 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. You have to jump-start it and the process won't take more than a couple of minutes: Examine the oil level in the compressor. Usually, if the AC pressure is too high, it could be because you or someone else overfilled the AC refrigerant system. One comes from the power relay and one from the fuse. In many situations, an A/C compressor clutch fuse can be to blame for a clutch not turning on or engaging. The procedure is simple, start the engine, activate the AC system, and remove the AC clutch connector. 85ltdcrownvic. Using an ammeter, check Gray/White wire for current draw at A/C clutch coil connector. If it is not working properly, consider replacing it with a new one. In some cases, the wiring may be fine but the harness is the problem. When the engine is on. When this coil is engaged, current moves through it to create electromagnetic force. Cold air started blowing again! And most places will roll the diagnostic fee into the cost of repair if they do the work. The psi for the low side should be about 25 to 40. 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. Find a repair shop that can put a set of refrigerant gauges on the system. This is a full explanation of how the system works. To determine if the problem is with the fuse, the first thing to do is turning off the cars engine. When the A/C is activated, the A/C compressor clutch locks to provide power to the compressor. 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. With a visual inspection of the AC compressor clutch, you can determine the reason why it refuses to engage. When i turn on the A/cthe compressor beginvery well for 20 seconds but after that time the compressor stop working and then after a few second latter start again. 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. Your Escapes AC compressor should freely turn by hand when it is not engaged. Murray Compressor - New - 58035. The condenser fan is not coming on and I am unable to get the compressor clutch to engage even after bypassing the compressor clutch relay. 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. An A/C compressor clutch can fail to engage for a number of reasons, many of which are electrical in nature. 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. Check the front of the compressor clutch. Hey everyone! Its meant to engage and disengage the compressor pulley from the drive. Whenever you want to use the air conditioning in your car, all you have to do is to activate the clutch compressor. With This 2012 Ford Escape I show you the location of the AC magnetic clutch relay and the AC fuse under the hood. might look to manually run the AC pump directly at the clutch end. With this force, the coil is pulled toward the plate, which gives the pump rotor the power it needs to run the compressor. Dave May This helps to filter and store the liquid refrigerant when it begins to turn back into a gas. Modern automotive A/C systems rely upon the use of several switches to operate efficiently. The easiest check is to look at the refrigerant levels. However, we strongly recommend that this be done by professionals with the right tools. This car AC element helps blow the air to cool it down. On 7/22/2016 at 5:26 AM, Tdci-Peter said: This is ok as a diagnostic test, but there is a problem if you use it long term: The compressor will be damaged if pressure is too low, as it will not get the oil it needs, which is in the circuit with the refrigerant. Inspect low coolant content or pressure. 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. Started 14 hours ago, By The evaporator coil is found inside your cars cabin. 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. Compressors are expensive. Mechanic's Assistant: What year is your Escape? They checked for leaks but found none. When this switch fails, your air conditioning will only blow warm air. Martian. Started February 6, 2020, By Just like any clutch, its possible that it has simply worn out. Do you have 12V out of the pressure switch on the red/yellow wire? Free In-Store or Curbside Pick Up. Each time Ive taken it in, they have said that the refrigerant pressure checks out OK. If the pulley is the only part spinning, it means that the clutch is damaged, and the AC will not work properly. This can come as the result of a shorted hot wire or faulty clutch assembly. It could even be missing entirely without you noticing if it is an independent belt. This indicates some form of wiring problem. I think the puff of smoke coming out of the vents is unrelated. 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. How to Fix A Hard Shifting Automatic Transmission: Tips And Tricks From The Pros. No leaks. When the heater is on the temperature is above 20 C and the AC can be in defrost mode. Do not get the 12 volts to the clutch so cannot be the clutch. 225 PSI / 80 PSI = It is likely that the . Your cars AC system contains many electrical wires and connections. Ill also update when I get a resolution to the problem. Seems that my mechanic does not know what else to try. 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. $62.21. This action will help your compressor maintain its good workings. of r134a. It may be because the vents are covered with frost. Thats where you will get the problem resolved. $285.95. There are many ways for AC compressor clutches to receive power. The correct reading will display once the clutch engages and the gauge stops cycling. -or-. This helps the refrigerant to turn into a gas. The Ford Handbook internet site does not seem to have the Mk6 Fiesta handbook, so I can not tell which relay is which. You would rather have the fuse blow than too much voltage make it through the system. You may turn the air conditioning controls to FULL AC, then fire up the engine. 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. Started 19 hours ago, By On the firewall is the A/C accumulator with the low pressure cutout switch. With PAG 46. The easiest way to find electrical problems is to use a multimeter, which we will go over later in the article. My A/c Blows Warm Air No Matter What Setting It Is On. 2. Without this energy, the armature plate and compressor belt become disengaged, so the clutch will no longer be active. The most common problem for that symptom is the fan relay burns out, and the A/C comes on strong but then overheats quickly making the pressure in the condenser get too high and the pressure cycling switch automatically turns off the A/C. SEE, I think it's a 15 pin plug and two wires change on the plug fro 95 to. I also talk about other relays that you ca. That is the part that should be turning freely if the compressor is not engaged (see diagram above). Then focus on the compressor clutch. $8499. (Radiator fan). If thats the case, jump to this article: Ford Escape AC Not Blowing Cold. This pressure pushes the refrigerant through the rest of 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. Look closely and observe the front part of your clutch. The bypass you tried relies on the fuse listed to have power to the relay. 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. If it clicks on for just a second or two and repeats this cycle, then the low pressure switch is engaging and cutting off the compressor. To manually engage your AC compressor clutch, you must send +12v power on the cable to the AC clutch. I'm not kidding about this. Solved A/C compressor clutch not engaging . Stephen Interior Leave a comment 7,609 Views. To perform this step, you would connect the wire to the clutch directly to the battery. Ill need to figure out where to go, but thanks again for all your suggestions. On the front of the compressor, sandwiched between the belt, youll find about a 1/8 gap. Check the ac pressure - To check the ac pressure or psi, start your car and turn the ac to HI. Clear editor. Therefore, a lack of compressor clutch operation can often be traced back to a low refrigerant charge. The best solution here is to replace the entire unit if you notice that the compressor is bad. When the weather is hot, you want to know that your car AC is going to work the way it should. You may check your ACs user manual for specifications. Check the front of the compressor clutch. There are several instances when manually engaging an A/C compressors clutch can prove valuable. I attempted to add a little bit anyways (not much) to see if the clutch would kick on but no luck. 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). That's the only way to tell what's really going on. Opposite to an overcharged refrigerant is a compressor that has insufficient refrigerant. With no pressure in the system the low pressure switch will not allow the compressor cycle so that's probably the issue. If current draw is 2.5. Enginge Shut Down Stop Safly Now This Messige Come Every 10 To 20 Minute. It could be something has broken and theres metal bits moving through the system. No matter where you live if your Ford Escapes AC compressor is not turning on, it can turn a pleasant commute into a nightmare (particularly if you have kids that are riding with you). 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. Do not use compressor oils your AC system manufacturer does not approve. 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. You can use DIY kits to recharge the system, however, you must do so correctly to prevent overfilling the system which could create problems. ANY good A/C shop will solve this riddle in short orderits all they do. In fact, many of todays A/C clutches are no longer independently serviceable. Royal Purple vs Mobil 1: Which Engine Oil is Better? If there is a ground wire, you should also check the ground. 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. Just took it back to mechanic. If the compressor engages for 1-3 seconds on a COLD start, there's probably nothing wrong with the compressor or the clutch or its relay. . Get a click, we can start troublshooting wires. You could get a digital multimeter and check the voltage and then check the ground at the removed connector. Failure of any type within this unit can prevent a clutchs coil from being energized. At idle, it will stay on for about 3 seconds, then disengage for about 3 . 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. These switches control so that the pressure will not become too high or too low. JordyC123 No problems since then (two years ago). If nothin happens, ac clutch bad. Another possibility to check is whether the compressor clutch is not reliably engaging due to wear. #2. The AC compressor is empowered by the flywheel of a cars engine. Unfortunately, A/C related issues of varying severity can, and do, occur on occasion. The A/C compressor is activated by the A/C clutch and driven by the engine's belt. During the intense summer heat, few vehicle features are as beloved by the average motorist as air conditioning. Throughout the years Ive been lifting the hood and rolling under, Ive encountered just about every car trouble out there. . It should be replaced if not functioning properly. Just working out why my AC unit isn't working, I very rarely use the AC but do turn it on every now and then to keep things circulating around, when I bought the car about a year ago the aircon was ice cold. 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. Ships from and sold by Parts Geek LLC. Adjust as necessary and retest system. My 2011 Ford Escape has been in the auto repair shop 4 times without being able to pinpoint the problem. From Heat To Cool. Any good shop should be able to trace this down. Options. Started 12 hours ago, By . We also examine what the AC clutch is and how you can fix it, so cold air will be in your future once again. Click Here for the 5 best options. Took about half a day, but the technician finally said he could see an oily residue on the evaporator hose, and replaced the evaporator. Turning on the AC automatically turns on the radiator fans, hot or not hot. I have mot. But, first, youll need to locate the compressor relay. Before opening the hood to see if there is anything wrong with the AC compressor, start the Escape and turn the AC off and back on a few times. If so, then youve come to the right place. SOURCE: 2009 ford escape ac intermittent Make sure your fan is coming on, you should hear it come on when you turn on the A/C or defrost. 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. Compressor does not run in any AC mode. Mine blows very cold, no matter how hot outside it is. That could explain why it works for a while, then stops working. 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. If so, try the troubleshooting techniques described here. Fill it up until the pressure indicator on the refill . Obviously, youd want to do this with the vehicle off. Above that, it only blows out hot air. This saves additional load from being placed upon a vehicles engine and prevents excessive internal compressor wear. The A/C compressor for your Ford Escape starts the refrigeration cycle by pressurizing the refrigerant in the A/C system. 2. Your shop should know where that spot it for your cars AC design. So they are saying there is no leak. How to Manually Move A Power Seat: A Step-By-Step Guide. Also, a ground connection to the AC clutch relays control coil side is provided by the PCM. The last thing you want to deal with is a hot car cabin. Thank you so much for the feedback thus far. You will need a wire crimp tool because the connectors are small. AllIcouldAf-ford This indicates some form of wiring problem. If the clutch doesnt engage with the engine on and the AC turned to the maximum, then something is now working correctly. However, one must also determine the reason behind the fuses failure. 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). There is an AC relay in the relay box next to the battery. But this is just a symptom. Warm Air is Blowing. RELATED: Car AC Not Blowing Cold Air? Ford Escape. 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. 97 it's a, I have a 2007 h3 hummer base model. 2012 ford fusion evaporator temperature sensor bypass. AutosHub.net participates in the Amazon Affiliate Program, which means the site contains affiliate links within its content that redirect to Amazons website. If theres an electrical short with the AC system, too much voltage can run through the compressor. Low AC pressure will prevent the relay from sending power to the AC compressor clutch. 0 %. Pulley: If the compressor pulley bearings are failing, they can make noises, generally a grinding, roaring or squealing noise. How much does a Car AC Repair cost? They should put in a UV dye so that when it finally happens again , theyll see the leaking area. If they have to add ANY freon, then theres a leak, they just havent found it. If the only rotating part is the pulley, then the clutch fails to run. Car Maintenance, General Repair, Trouble Shooting, and Everything Car Related. 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. 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. That is why the pressure switch is there. The A/C stopped blowing cold air shortly after that. Inspect with the Engine Off . You can do this in under 2 minutes with a test light. 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! In many cases, an A/C clutch will begin to slip, as the face of its clutch plate begins to wear. The condenser, expansion valve and . Then its quick match to figure out how many ounces were lost in those 2 weeks. m1tch, If the air conditioning isnt working, the problem could be the AC clutch. Make sure that you are loading it with an oil that is matches your compressor. If it did, there could be massive amounts of damage to the expensive AC parts. In order for the AC Condensor to do its job it must stay as cool as it can. Your previous content has been restored. But, I have no reason to think it will last. The official Ford website can be found at http://www.ford.co.uk/. After a thorough inspection is complete, start up your car and note whether the belts are turning without slipping or making noise, and how the hoses feel to the touch. You may also notice a bad smell when you turn on both heat and AC. Check Function Using a 12-volt test light, connect the alligator clip to the negative terminal on the battery. Who knows, you might get lucky like I did. Is the Fan behind the condenser working? First, turn ON the AC and fan to the maximum. When the AC is turned on, the clutch gets electrical energy. When a vehicles A/C system is commanded into operation, power is distributed to the A/C compressor clutchs magnetic coil. This indicates some form of wiring problem. 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. Let it bleed until it reaches the right level of pressure. 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). Has it been verified there are no leaks at the service port fittings? It creates an electromagnetic force, which pulls the coil towards the friction plate. 2012 Ford Escape. Normally it's just a regas. 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. Started Tuesday at 12:48 PM, Ford Owners Club Is this normal? RECALLS! Method 2: Jump-start The Clutch The process is a bit different for older cars that are not compatible with the R134a type. Marvel Mystery Oil vs Seafoam: Which is The Better Choice? Looking for a good online repair manual? It is a 2010. Pull it and check for both power and ground on the relay through the terminals in the socket. The procedure is simple, start the engine, activate the AC system, and remove the AC clutch connector. DizzyG As a result, no rotational force is applied to the A/C compressors driveshaft. Goodmorning, the ac compressor on my ford escape is not engaging. Reconnect the switch to the canister and refill the refrigerant using a refill kit from an automotive store. Leighton198 PRICE: 84.99. If you hear a thunk or clunk noise after turning the AC on, the compressor is engaging. No, old AC compressors with a clutch should not spin all the time. Cooling, Heating, Ventilation & A/C - AC Compressor clutch cycles on & off? I appreciate the help and sorry for me english it's very rusty. The Ford Escape AC system is controlled by the HVAC controller and PCM, along with several temperature sensors. My 2011 Ford Escape has been in the auto repair shop 4 times without being able to pinpoint the problem. Either way, the clutch could fail to disengage. The AC clutch is controlled by the air conditioning system, which often controls a relay that is activated to send 12v power to the AC compressor clutch when it should engage. You could hear a hissing sound if it is not working correctly. This process engages the plate, along with the compressor belt. Perform these next steps with the engine turned off. You will know that your AC expansion is not working correctly when the AC compressor does not turn off. As for the engine coolant temp sensor, if the coolant is not hot enough to make the fan come on, then there is no need for the fan yet and there is no problem . Instead, you might need a new pressure switch, replace a bad fuse or fix an electrical connection. You cannot paste images directly. SKU # 886341. Fixing or getting rid of the rust in the clutch plate wont help so you should avoid such fixes. The compressor is functional year round even when the HVAC is not activated. Also, its important that you replace the fuse with the appropriate amperage. You dont want to turn the pulley where it is attached to the belt. (These are the ports where the gauges are connected. The Compressor Is Cycling More Often Than I Recall. Im Stephen and Ive been an auto mechanic for over a decade now. The clutch is not getting a signal to turn on. Check the wiring to the clutch for any issues. Definitely dye should be added so that any leaks can be found. Definitely talk to the dealer and Ford corporate about this; the worst they can say is no. This may require fixing or replacement. TYC 3782 Condenser Assembly Compatible with 2009-2012 Ford Escape. After inspecting the belt, there can only be two things left that could be happening: 1. January 2022 Jason, MAZDA6 shuts down while driving fuel pump not monitored, may be no engine light etc. Aside from this connection, you would need to visually inspect the rest of the wires running through the system. Unplug the compressor connector and install jumper connectors to the electromagnet. Use special gauges to determine if the system has too little or too much refrigerant. These switches directly influence power/ground delivery to an A/C clutch. Started August 12, 2021, By 3. AC compressor not staying engaged. On average, the cost for a Ford Escape Car AC Repair is $249 with $116 for parts and $133 for labor. Seems to be working. If you have no power then it will not engage the compressor. They did an evacuation and recharge of the system. If it is not the refrigerant that is the problem, it may be because the oil level is low and needs to be replaced. If a system were to be overcharged with refrigerant, the high pressure switch will naturally disable clutch operation. 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. There is a high chance that your compressor would have an internal mechanical or electrical problem that needs to be fixed. Antonsd The most common reason why your AC clutch is not engaging is that the AC refrigerant level is too low or too high. 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. They checked for leaks but found none. It can also be due to a failed clutch coil, which will cause the clutch coil to fail to engage at all. 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No rotational force is applied to the expensive AC parts a UV dye so that any leaks can be defrost..., occur on occasion good A/C shop will solve this riddle in short orderits all they.... Should not spin all the time different for older cars that are not compatible with the clutch... Be two things left that could cause an AC relay in the case of low system pressure so then! Ac / heater Complaints 271 Crash Tests 3 Lemon Law 7.6 pretty bad Typical &... ( two years ago ) on or engaging problem that needs to be fixed years been! Make it through the system Crash Tests 3 Lemon Law 7.6 pretty bad Typical Ive been the. Method 2: Jump-start the clutch gets electrical energy a clutchs coil being. Cost, eliminating the monetary advantage associated with clutch replacement ; off because an AC on... Through it to create electromagnetic force, which will cause the clutch gets energy... Replace a bad fuse or Fix an electrical short with the right of. It did, there can only be two things left that could explain it! The best use of several switches to operate efficiently a ground connection to run come the. Hear a thunk or clunk noise after turning the AC compressor clutch is made up of open! Within its content that redirect to Amazons website of varying severity can, and do, occur occasion. Contains many electrical wires and connections terminal on the tool gauge and check for both power ground... Create electromagnetic force, which pulls the coil towards the friction plate situated next to an A/C driveshaft. Ac refrigerant level is too low circulate, thereby preventing clutch engagement and Tricks from the listed. The troubleshooting techniques described here why your AC expansion is not working.. Crimp tool because the AC magnetic clutch relay and one from the Pros compressor is bad Tuesday at 12:48,... On for about 3 use of several switches to operate efficiently where the gauges are connected always to. To go, but thanks again for all your suggestions for a reasonable cost, the. By hand when it begins to turn on no rotational force is applied to the pump rotor that keeps compressor... Engine turned off much voltage can run through the system the appropriate amperage hissing sound if it did, can. The part that should be able to pinpoint the problem is with the right tools the socket and recharge the! The weather is hot, you want to deal with is a hot car.... Made by a driver, through the system these, you would rather have fuse. Oil vs Seafoam: which is the part that should be added so that when it not! It and check for both power and ground on the red/yellow wire the friction plate situated to. Techniques described here to perform this step, you might get lucky like did... Them with a vehicle the A/C system youll find about a 1/8 gap links! When attempting to determine whether or not the clutch a high chance that your AC expansion not... The Ford Handbook internet site does not approve engage and disengage the compressor pulley bearings failing! What Setting it is an AC relay in the case, jump to this:... Up of a cars engine and AC Oil vs Seafoam: which Oil. The last thing you want to turn the AC system the entire unit you... When you turn on both heat and AC of any type within this unit prevent! And fan to the pump rotor that keeps the compressor clutch cycles &! 3 Lemon Law 7.6 pretty bad Typical the A/C compressor clutch in relay!
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