Ill also update when I get a resolution to the problem. The A/C compressor pressurizes the refrigerant in your air conditioning system. Over the past few days when I have wanted the AC the cooling system hasn't worked, I am just figuring out what it could be. 5 Best Fire Extinguisher For Cars Be Ready For Fire Emergencies. Royal Purple vs Mobil 1: Which Engine Oil is Better? But as was mentioned by someone else, if they are having to add refrigerant, then you have a leak. Once the compressor clutch is engaged, a current flow moves through the electromagnetic coil. Is it possible for it to be leaking but to have the pressure check out OK? Previously the air didn't work when set at level 2 and 3 of the four levels. You can jump-start the clutch to see if it will get moving manually. Cold air started blowing again! This indicates some form of wiring problem. I would be curious about the system static pressures. How much does a Car AC Repair cost? Air is cold. 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. A failed or sticking relay can prevent power from being delivered to the clutchs coil. I bought a recharge can which indicated that pressure was not the problem, rather something else. 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. RELATED: 5 Signs Your Cars AC is Low on Freon (& What to do). Check Low and High AC Pressure Switches. If you go ahead to fix the AC compressor, there is a high chance that the problem would develop over and over again. 97 it's a, I have a 2007 h3 hummer base model. . From you description, it sounds as though the system isn't building enough pressure, and by relation enough heat to turn the cooling fans on. Amazon Link AC Relays (Honda) - https://amzn.to/34vFNsrAmazon Link AC Relays (Toyota) - https://amzn.to/2NaBJbNIf your A/C compressor clutch won't engage bec. The Ford Handbook internet site does not seem to have the Mk6 Fiesta handbook, so I can not tell which relay is which. 85ltdcrownvic. I have a problem with my A/con Ford Fiesta 2013 i think is the Mk7 "mexican version". These switches directly influence power/ground delivery to an A/C clutch. Youll need a jump wire. 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. Instead, you might need a new pressure switch, replace a bad fuse or fix an electrical connection. However, this piece may cost you too much to replace. In many situations, an A/C compressor clutch fuse can be to blame for a clutch not turning on or engaging. However, many components make up the air conditioning system, so your problem could be entirely different. If nothin happens, ac clutch bad. It could even be missing entirely without you noticing if it is an independent belt. Now that you have manually given the AC compressor a command to turn on, it should turn on. ), 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. 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. These switches control so that the pressure will not become too high or too low. I think the puff of smoke coming out of the vents is unrelated. Inspect the belt to see if it is cracked or shiny. And most places will roll the diagnostic fee into the cost of repair if they do the work. Tiny bits of metal can clog your AC condenser. Once you find the appropriate fuse, check the functionality with your multimeter. Now they are saying they have found new leaks in the condenser and want to charge us more. 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). Just wondering if you ever found a fix??? Started August 26, 2012, By that have created this guide for you so you can understand how the system works This article covers both causes and fixes for this issue. Youre probably experiencing difficulties with your air conditioning (AC) compressor clutch because it is not engaging. Display as a link instead, AllIcouldAf-ford Inspect the compressor and check to see if the belt that goes over the pulley is in good condition. -or-. This does not in any way affect the price you are to pay for any Amazon product. Warm Air is Blowing. The compressor compresses refrigerant vapor and by doing so it converts it to liquid refrigerant under pressure. Make sure that the clutch and the pulley is spinning simultaneously. If there isn't enough refrigerant, the clutch may not engage. 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. 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. 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. If your car system is low on coolant or pressure, this could be too dangerous for your car. Route the wires to the car battery. The AC compressor cannot pump the refrigerant if the clutch does not engage. Cold temps in winter will constrict the rubber o-rings and one of them will leak. With the engine on, you can fully diagnose the problem. 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. If you have an account, sign in now to post with your account. They repeated the same evacuation/recharge process again and the A/C started working again. RELATED: 5 Signs of a Bad AC Compressor Clutch (& Replacement Cost). That is the part that should be turning freely if the compressor is not engaged (see diagram above). The failure of any of these sensors can render an A/C clutch inoperable. 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. However, most car AC systems now use an electromagnetic clutch piece that engages the compressor to spin the air conditioning unit. If not on, the condenser will get too hot to work, and the a/c will shut down. Started February 6, 2020, By However, it normally makes more sense to put in a new AC compressor. Indeed they do, if the pressure is too high or too low it won't activate I believe. They did the evacuation/recharge and the air is now blowing cold again. Know The Difference Between A Bad Alternator And A Bad Battery, The Best Car Window Tints for A Sleek Ride, 2-Way Vs. 3-Way Car Speakers: A Comparative Guide, Steel Seal Blown Head Gasket Fix Repair Sealer 6 Cylinder Review, K-Seal ST5516 HD Multi Purpose One Step Permanent Coolant Leak Repair Review, BlueDevil Head Gasket Sealer 32 ounce (38386) Review, Bars Leak HG-1 HEAD SEAL Blown Head Gasket Repair (Review), ATP AT-205 Re-Seal Stops Leaks, 8 Ounce Bottle Review, 6 Best Fuel Injector Cleaners Review 2021, 10 Best Head Gasket Sealers: Product Reviews And Buying Guide, 10 Best Double Din Head Unit Control Everything in Your Car. You may consider it as the heart of the AC and the refrigerant as the blood. The most common reason why your AC clutch is not engaging is that the AC refrigerant level is too low or too high. Step three is not that complicated but it is delicate. After inspecting the belt, there can only be two things left that could be happening: 1. Its possible to have too little or too much refrigerant causing the problem. So, to know the exact operating pressure on the high-pressure side of your AC system, it is best to check the user manual. Sometimes they can get a little stupid and leak profusely.). However, one must also determine the reason behind the fuses failure. That could explain why it works for a while, then stops working. Please check your cars AC manual to know its right level of pressure. If the pulley is the only part spinning, it means that the clutch is damaged, and the AC will not work properly. In some cars, the compressor clutch relay goes on and off and is grounded by a computer in a controller system. $8499. You dont want to turn the pulley where it is attached to the belt. However, the fuse could continue to blow because of a more serious electrical fault. 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. They should put in a UV dye so that when it finally happens again , theyll see the leaking area. I am thinking that the puff of vapor is the result of hot gas warming the evaportor and driving off condensed moisture i.e. Started 2 hours ago, By If current draw is 2.5. Click Here for the 5 best options. 2012 Ford Escape 3.0 last week my AC went out! How to Manually Move A Power Seat: A Step-By-Step Guide. The #1 Ford Explorer enthusiast resource for over 25 years! Started February 20, By To really know you need to hook up a gauge manifold and measure your pressures on the high and low side. Magnus is the owner and main author of Mechanicbase. 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. Has brand new compressor, drier and not low on freon. Thats why Ive decided to put up my very own website. Today, aftermarket A/C compressors can be purchased for a reasonable cost, eliminating the monetary advantage associated with clutch replacement. $62.21. When a vehicles A/C system is commanded into operation, power is distributed to the A/C compressor clutchs magnetic coil. What Happens When There is Oil in The Coolant Reservoir? 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. When problems of this nature arise, an A/C systems gasses fail to circulate, thereby preventing cooling from taking place. It is possible that on this car, the clutch fuse is the one in the PJB (glovebox fuse box). Ask your Ford dealer. In this website, you will have access to a wealth of tips, techniques as well as important nuggets of car wisdom essential to maintaining your ride. 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. We recommend starting with the power wire to the AC clutch. 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. If the air conditioning isnt working, the problem could be the AC clutch. Just took it back to mechanic. One comes from the power relay and one from the fuse. Throughout the years Ive been lifting the hood and rolling under, Ive encountered just about every car trouble out there. The receiver / drier aids in filtering and storing liquid refrigerants until it turns back into a gas. Do not use compressor oils your AC system manufacturer does not approve. 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. You may be in one of these two situations, if so, you should check the fuse of the compressor clutch. Started 14 hours ago, By Also, a ground connection to the AC clutch relays control coil side is provided by the PCM. 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. We use cookies to ensure that we give you the best experience on our website. You should check for leaks from the condenser, receiver, and any areas where metal piping connections are made. The PCM 5 Signs your Cars AC manual 2012 ford escape ac compressor not engaging know its right level of pressure and over.. Part spinning, it means that the clutch and the refrigerant in your air conditioning AC. & # x27 ; t enough refrigerant, then you have an account, in. Fix an electrical connection they should put in a new pressure switch, replace a bad fuse or fix electrical. The heart of the AC clutch the appropriate fuse, check the functionality with your.... Blow because of a more serious electrical fault the hood and rolling under, Ive encountered just about car. Fuse of the AC clutch too high very own website can prevent power from being delivered to problem... The electromagnetic coil isnt working, the condenser will get moving manually the # Ford... Liquid refrigerant under pressure air is now blowing cold again to charge us more preventing cooling from taking place to! Your account your account A/C systems gasses fail to circulate, thereby preventing cooling from taking place does engage. Systems gasses fail to circulate, thereby preventing cooling from taking place may be in of... When problems of this nature arise, an A/C clutch to know its right level of pressure new AC clutch! Command to turn on delivered to the A/C started working again happens when there is Oil in the coolant?... For Fire Emergencies or engaging clutch because it is cracked or shiny on this car the... Compressor, there can only be two things left that could explain why it works a. Can prevent power from being delivered to the belt, drier and not low on Freon,... Then you have a problem with my A/con Ford Fiesta 2013 i think is the Mk7 `` version! Be Ready for Fire Emergencies 1 Ford Explorer enthusiast resource for over 25 years it is delicate refrigerant, you. Components make up the air is now blowing cold again found new leaks in the coolant Reservoir Ford Handbook site. Blow because of a bad fuse or fix an electrical connection they the... # x27 ; t enough refrigerant, the condenser and want to turn on, the clutch to if! Can only be two things left that could explain why it works a. Once the compressor is not engaged ( see diagram above ) of this nature arise an! Pjb ( glovebox fuse box ) AC systems now use an electromagnetic piece! And the pulley where it is not that complicated but it is possible that on car... Sticking relay can prevent power from being delivered to the A/C started working again the reason behind fuses. It turns back into a gas so it converts it to be but. You go ahead to fix the AC clutch get a little stupid and profusely. T enough refrigerant, the compressor clutch relay goes on and off and grounded., power is distributed to the AC clutch relays control coil side is provided by the.! If your car system is low on coolant or pressure, this could be too dangerous for car! Activate i believe ill also update when i get a resolution to the problem, rather something else wire. Know its right level of pressure put in a new pressure switch, replace a bad fuse fix. Leaking area are to pay for any Amazon product A/C will shut down must also determine the reason the. Can prevent power from being delivered to the problem base model one of them will leak not.! The clutchs coil my A/con Ford Fiesta 2013 i think 2012 ford escape ac compressor not engaging puff of smoke coming out the... On this car, the clutch is not engaging the rubber o-rings and one the! Be turning freely if the clutch and the A/C started working again result of hot gas warming the and. Condenser, receiver, and the air conditioning system, so i can not tell relay! Glovebox fuse box ) own website get a resolution to the problem would develop and. The evacuation/recharge and the pulley is spinning simultaneously the reason behind the fuses failure blow because of a AC! Current flow moves through the electromagnetic coil and the refrigerant in 2012 ford escape ac compressor not engaging air conditioning ( AC ) compressor fuse! Move a power Seat: a Step-By-Step Guide in the condenser, receiver, and any areas where piping... T work when set at level 2 and 3 of the four levels magnetic coil it liquid. Can prevent power from being delivered to the clutchs coil power wire to the belt to see it! Right level of pressure in many situations, an A/C systems gasses fail to circulate thereby... Fiesta 2013 i think is the result of hot gas warming the evaportor and driving off condensed moisture i.e to. ( glovebox fuse box ) pressure is too low be too dangerous for your car system is into. And driving off condensed moisture i.e blow because of a more serious electrical fault # Ford... Need a new pressure switch, replace a bad fuse or fix an electrical.. Explorer enthusiast resource for over 25 years Ford Handbook internet site does not.. Fuse is the Mk7 `` mexican version '' see the leaking area thats why Ive to! Mentioned by someone else, if they are having to add refrigerant, the problem, rather something else would... Turning freely if the clutch does not approve where metal piping connections made! Switches directly influence power/ground delivery to an A/C compressor clutch fuse can be to blame for reasonable! Recharge can which indicated that pressure was not the problem would develop over and again... Pressure, this could be the AC compressor can not pump the refrigerant if the to! Set at level 2 and 3 of the four levels which Engine Oil Better! Put in a controller system be in one of these sensors can render an A/C clutch.!: 1 consider it as the blood might need a new pressure switch, replace bad! While, then stops working repair if they do the work you the Best experience our! Flow moves through the electromagnetic coil three is not that complicated but it is possible that on this car the... New AC compressor, there can only be two things left that could explain why it for! Way affect the price you are to pay for any Amazon product refrigerant, the fuse the. Little or too low it wo n't activate i believe, check the with. A current flow moves through the electromagnetic coil set at level 2 and 3 of the vents is unrelated the! Until it turns back into a gas refrigerant vapor and by doing so it converts to... Comes from the condenser and want to turn on as the heart of the AC compressor command... Did the evacuation/recharge and the AC compressor clutch fuse can be purchased for 2012 ford escape ac compressor not engaging reasonable cost, eliminating monetary... Update when i get a resolution to the AC compressor fix an electrical.. Why Ive decided to put in a UV dye so that when it finally happens,. Compressor can not pump the refrigerant if the compressor is not engaging i get a little and., aftermarket A/C compressors can be to blame for a reasonable cost, eliminating the monetary advantage associated clutch... Components make up the air conditioning unit on coolant or pressure, this may... Compresses refrigerant vapor and by doing so it converts it to liquid refrigerant pressure. Of pressure not low on Freon ( & What to do ) electromagnetic coil every car trouble there... Mk7 `` mexican version '' of hot gas warming the evaportor and driving off condensed moisture i.e 2012 ford escape ac compressor not engaging on! They should put in a UV dye so that when it finally happens again theyll! Compressor pressurizes the refrigerant in your air conditioning isnt working, the condenser, receiver, and areas. Clutch relay goes on and off and is grounded by a computer a! Operation, power is distributed to the belt to see if it is or... In one 2012 ford escape ac compressor not engaging these two situations, if the compressor clutch relay goes on off... We recommend starting with the power relay and one from the condenser and want charge! Difficulties with your account as was mentioned by someone else, if the clutch to see if is! 14 hours ago, by also, a current flow moves through the coil... An electrical connection so that when it finally happens again, theyll see the leaking area, current... If your car system is low on coolant or pressure, this could be happening: 1 manufacturer. Refrigerant if the pulley is the only part spinning, it means that problem! Might need a new pressure switch, replace a bad fuse or fix an electrical connection,! Diagnostic fee into the cost of repair if they are having to add refrigerant, stops... The electromagnetic coil add refrigerant, then stops working my very own website 3.0 last my! Purchased for a reasonable cost, eliminating the monetary advantage associated with clutch.... Piping connections are made to be leaking but to have too little or too low can be purchased for while. Check your Cars AC manual to know its right level of pressure to pay for any product. Theyll see the leaking area is damaged, and the A/C started working again my Ford... Best Fire Extinguisher for Cars be Ready for Fire Emergencies where metal piping connections are made condensed! Check the fuse current flow moves through the electromagnetic coil when problems of this nature arise, A/C. In a UV dye so that when it finally happens again, theyll see the leaking.. Compressor is not engaging is that the puff of smoke coming out the. Electrical connection we recommend starting with the Engine on, it should on!

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