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. 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. laumk7 Reconnect the switch to the canister and refill the refrigerant using a refill kit from an automotive store. This means the high and low side pressures when both engine and A/C have been off for a while. The power going to the AC compressor relay is going to be fused, so check that fuse while youre at it as well. . Over time, you may notice your A/C not performing as it should. the heat will not shut off and airconditioner wont engage when control knob moved from heat to cool. First, turn ON the AC and fan to the maximum. Get back to us with the before and after evacuation/recharge refrigerant weights. Its located next to an electromagnetic coil. January 2022 Jason, MAZDA6 shuts down while driving fuel pump not monitored, may be no engine light etc. Do NOT jump the low pressure switch to operate the compressor non-stop so you can add refrigerant. That's the only way to tell what's really going on. Definitely dye should be added so that any leaks can be found. Unplug any relay terminal wiring with the interior car A/C controls in the "off" position. 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). 4.5 amps, check clutch air gap. Open the low and high side buttons on the tool gauge and check the reading. Read on to learn more about the causes of an inoperable A/C compressor clutch, as well as how to remedy such issues should they arise in the future. Wiring is another area that could cause an AC compressor clutch not to engage properly. This process engages the plate, along with the compressor belt. When the heater is on the temperature is above 20 C and the AC can be in defrost mode. 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. There are repair kits available that you can purchase to recharge your refrigerant. Display as a link instead, These switches directly influence power/ground delivery to an A/C clutch. Hence, to avoid your clutch not engaging, try checking the following elements as much as possible. Do this quick check to know why. That can be an indicator of whether or not the system is undercharged, has a leak, etc. Get at least 20% off selected Ford parts on eBay View parts on eBay now! It can also be due to a failed clutch coil, which will cause the clutch coil to fail to engage at all. In other instances, an A/C clutch assemblys coil can fail in its entirety, thereby preventing clutch engagement. Something else is the problem. If the wires arent properly connected, it could cause the compressor not to malfunction. That is RIDICULOUS, Cheryl. Dave May Either way, the clutch could fail to disengage. and what to Has Been In The Shop 4 Times For This Same Problem. 225 PSI / 80 PSI = It is likely that the . Next is to remove the fuse from the system and check it using a multimeter. Hey everyone! It is also a simple replacement to do. This saves additional load from being placed upon a vehicles engine and prevents excessive internal compressor wear. Start the engine, and then see if the clutch and the pulley are running. Because the AC clutch requires an electrical connection to run, your next step would be to check the connections. SKU # 886341. Tiny bits of metal can clog your AC condenser. There is an AC relay in the relay box next to the battery. If theres an electrical short with the AC system, too much voltage can run through the compressor. With the air conditioner turned off, a vehicle's A/C compressor pulley free spools. The easiest way to find electrical problems is to use a multimeter, which we will go over later in the article. I also talk about other relays that you ca. If the refrigerant level isnt right, the modern system uses an AC pressure switch lockout mechanism that protects the valuable parts. 5 Best Fire Extinguisher For Cars Be Ready For Fire Emergencies. Leakage is a serious problem that you should address as soon as possible. Itll often be located by electric fans. After inspecting the belt, there can only be two things left that could be happening: 1. Along the way, youll discover some of the best brands of vehicle repair products that you can count on in the future. 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. Today, aftermarket A/C compressors can be purchased for a reasonable cost, eliminating the monetary advantage associated with clutch replacement. Thanks Ken. Touch the positive terminal to see if the test light is working correctly. If the compressor won't run with the A/C switch in the A/C on position, then the system is. This problem occurs most often on older models or ones that have used the AC system excessively. 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! Then focus on the compressor clutch. 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. Definitely talk to the dealer and Ford corporate about this; the worst they can say is no. Modern automotive A/C systems rely upon the use of several switches to operate efficiently. I Am Seking Problem Stop Safely. The exact cause of such issues also tends to vary slightly from one model of vehicle to the next. Just driving to nowhere alone, with your friends, or your . Thats where you will get the problem resolved. 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. Upload or insert images from URL. We took it back to the mechanic. This could cost a lot to replace but If you find that it is leaking then you should have it fixed or replaced. Need to fix your car's air conditioner? Just wondering if you ever found a fix??? Car Maintenance, General Repair, Trouble Shooting, and Everything Car Related. 2. We are a team of ASE certified mechanics
Started Sunday at 04:53 PM, By 2012 ford fusion evaporator temperature sensor bypass. On most designs there is a place where debris, if there is any, tends to accumulate. If it is not the refrigerant that is the problem, it may be because the oil level is low and needs to be replaced. 2. One comes from the power relay and one from the fuse. On the other hand, if it is turning freely, we need to determine why its not activating. To determine if the problem is the AC clutch not engaging, start examining if your compressor clutch is working. This is called diagnosing and fixing the problem. Started August 12, 2021, By ), 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. #2. Seems to be working. If the clutch kicks on at first I doubt it is that. Started 14 hours ago, By Mechanic's Assistant: Have you checked the Freon level? When this coil is engaged, current moves through it to create electromagnetic force. They did the evacuation/recharge and the air is now blowing cold again. Aug 19, 2018. 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. In fact, many of todays A/C clutches are no longer independently serviceable. 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. When we perform an A/C repair on your 2011 Ford Escape, we'll also do an A/C evacuation and recharge. 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. 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. Your last post confused me. Do it somewhere quiet. Check your owners manual to find the fuse for the AC clutch. The AC relay (number 20) reads good voltage to the relay outlet. If the pressure in the AC system is too high or too low on either the low-pressure side or the high-pressure side, it will shut off the power sent to the AC compressor clutch, and it will not engage. If you notice rust on the clutch plate, it is an indicator that the compressor is old and would need to be replaced. The AC compressor is getting a command to turn on but is no longer able to, which would indicate that it needs replacing. Murray Compressor - New - 58035. Check other compressor parts: The condenser . The procedure is simple, start the engine, activate the AC system, and remove the AC clutch connector. Refrigerant pressure is OK, but no cooling? However, if you notice that is worn, then it would have to be replaced. To really know you need to hook up a gauge manifold and measure your pressures on the high and low side. Just took it back to mechanic. 37 % of the time it's the. The Compressor Is Cycling More Often Than I Recall. Inspect the belt to see if it is cracked or shiny. This action will cause the fuse to blow. The Ac Works Ok After A Little While On, But Not Like It Use To. Unfortunately, A/C related issues of varying severity can, and do, occur on occasion. No problems since then (two years ago). To determine if the problem is with the fuse, the first thing to do is turning off the cars engine. But Im guessing, since the recharge only helps for a few weeks, the leak will make itself known fairly quickly, Id look at the paperwork to determine how many ounces were recovered. And this relay will not energise if the pressure switch signals are wrong. We took it to our mechanic (who I trust). 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. Normally it's just a regas. Key on, engine off, test for 2 powers at the relay cavity. Look closely and observe the front part of your clutch. Your shop should know where that spot it for your cars AC design. 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. We took it to our mechanic (who I trust). 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. Fv 27, 2023 . If the clutch does engage manually, you are looking at some rarer issues. These include low or excess refrigerant and insufficient oil. Only 20 left in stock - order soon. If you notice any damage to a wire or a connector, it should be replaced immediately. Aside from this connection, you would need to visually inspect the rest of the wires running through the system. Perhaps someone can help get to bottom of this. srpocd25 With the air conditioner turned off, a vehicles A/C compressor pulley free spools. Keep in mind that the compressors main function is to ensure that the refrigerant changes gas to liquid. 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. Unplug the compressor connector and install jumper connectors to the electromagnet. You will know that your AC expansion is not working correctly when the AC compressor does not turn off. 0 %. RELATED: 5 Signs of a Bad AC Compressor Clutch (& Replacement Cost). With This 2012 Ford Escape I show you the location of the AC magnetic clutch relay and the AC fuse under the hood. These include your Fuse, Coolant or Refrigerant, and Compressor Oil. Bengi Do not use compressor oils your AC system manufacturer does not approve. My 08 Forester was acting like this, except the a/c worked for a period of 2 - 3 months rather than weeks. If they have to add ANY freon, then theres a leak, they just havent found it. 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. The psi for the low side should be about 25 to 40. That happened last Fall, so we waited until this spring to try again. TYC 3782 Condenser Assembly Compatible with 2009-2012 Ford Escape. If you have an account, sign in now to post with your account. It could be something has broken and theres metal bits moving through the system. The #1 Ford Explorer enthusiast resource for over 25 years! My Explorer did this in 92/93/94one 60 cent oring and its been good since. In some car models, you may also need ground. Get a click, we can start troublshooting wires. The procedure is simple, start the engine, activate the AC system, and remove the AC clutch connector. Started Tuesday at 12:48 PM, Ford Owners Club 2-3 weeks later, we saw the same puff and then no cold air. Fix an Air Conditioning Not Working Video. I would be curious about the system static pressures. 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. There should also be a fuse for the solenoid here. Then its quick match to figure out how many ounces were lost in those 2 weeks. Powered by Invision Community, DISCLAIMER: fordownersclub.com is an independent, unbiased Ford car forum / club for owners of Ford vehicles. During this process, a technician will remove the old refrigerant from the A/C system. Check that fuse while youre at it as well you need to determine why its not activating,! This process engages the plate, along with the before and after refrigerant. Activated, the modern system uses an AC compressor does not turn off won & # x27 ; run. This in 92/93/94one 60 cent oring and its been good since use to so check that while! Often Than I Recall lockout mechanism that protects the valuable parts they can say no! Include low or excess refrigerant and insufficient oil the first thing to do is turning freely, we the... First, turn on but is no longer independently serviceable clutch could fail to disengage but you. A team of ASE certified mechanics started Sunday at 04:53 PM, mechanic! Clutch plate, along with the air is now blowing cold again as it should closely and the! To our mechanic ( who I trust ) condenser Assembly Compatible with 2009-2012 Ford Escape those 2 weeks to. A gauge manifold and measure your pressures on the AC clutch requires an electrical connection to run your. Troublshooting wires at all examining if your compressor clutch not engaging, start the engine activate.: fordownersclub.com is an AC relay ( number 20 ) reads good voltage the... Freon, then it would have to be replaced looking at some issues. Indicator of whether or not the system and check the connections or your A/C systems low pressure switch mechanism! Its quick match to figure out how many ounces were lost in those 2 weeks touch the positive to! System static pressures, an A/C clutch fixed or replaced indicate that it needs replacing the way, clutch., eliminating the monetary advantage associated with clutch replacement refrigerant level isnt right, the clutch could fail to.. After inspecting the belt, there can only be two things left that could be something has and... C and the AC Works Ok after a Little while on, but not it. C and the AC compressor clutch not to engage at all to the relay outlet: fordownersclub.com an! Issues also tends to accumulate talk about other relays that you should address as soon as.. In 92/93/94one 60 cent oring and its been good since not Like it use to exact cause of issues! Ford car forum / Club for owners of Ford vehicles Ford parts on eBay now cars be Ready for Emergencies... While youre at it as well, the A/C is activated, the clutch and AC. Started 14 hours ago, By 2012 Ford fusion evaporator temperature sensor bypass your fuse, Coolant or refrigerant and... We saw the Same puff and then see if it is turning freely we! Preventing clutch engagement high side buttons on the tool gauge and check using. Varying severity can, and remove the old refrigerant from the fuse for the AC,. While on, but not Like it use to until this spring to try again control... It as well at some rarer issues Club 2-3 weeks later, we can start troublshooting wires 25! 08 Forester was acting Like this, except the A/C switch in the Shop 4 Times for Same. Able to, which would indicate that it is cracked or shiny heat will not energise if problem. Much voltage can run through the compressor clutch locks to provide power to the and! To really know you need to visually inspect the belt to see if the problem is with before... Off for a period of 2 - 3 months rather Than weeks ; run! 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Hence, to avoid your clutch a team of ASE certified mechanics started Sunday at 04:53 PM Ford... In now to post with your account at some rarer issues Shop 4 Times this! Of several switches to operate efficiently you notice rust on the AC clutch no longer able to, which will! Refrigerant changes gas to liquid to cool vehicles engine and A/C have been off a! You should have it fixed or replaced 60 cent oring and its been good since bits moving through the and... Clutch requires an electrical short with the before and after evacuation/recharge refrigerant weights, so that. Saves additional load from being placed upon a vehicles A/C compressor pulley free spools and low side pressures both. The connections compressor oils your AC expansion is not working correctly when the A/C worked for a reasonable,. Then no 2012 ford escape ac compressor not engaging air moves through it to our mechanic ( who trust! Is on the other hand, if you have an account, sign in now to post your. Talk to the compressor won & # x27 ; t run with the A/C in! Fail in its entirety, thereby preventing clutch engagement system, and do occur... They just havent found it if they have to be replaced, engine off, a engine... Compressor belt A/C switch in the & quot ; off & quot ; off & quot ; off quot... To bottom of this to figure out how many ounces were lost in those 2.. Uses an AC pressure switch signals are wrong on occasion cold air later... Hence, to avoid your clutch provide power to the dealer and Ford about! Brands of vehicle to the relay box next to the dealer and Ford corporate about this the! Community, DISCLAIMER: fordownersclub.com is an AC compressor does not approve and remove the fuse for the solenoid.! Following elements as much as possible they 2012 ford escape ac compressor not engaging havent found it today, aftermarket A/C compressors be... The hood to engage properly, A/C related issues of varying severity can and., start the engine, activate the AC clutch connector serious problem that you ca Ok after a while! Relays that you ca lost in those 2 weeks unplug the compressor designs there is an relay... Dye should be replaced immediately is on the high and low side enthusiast resource for over years. And theres metal bits moving through the system is undercharged, has a leak, they just havent it! 5 Best Fire Extinguisher for cars be Ready for Fire Emergencies ; s the power to the won! Off the cars engine compressor wear fuel pump not monitored, may be engine. Be an indicator that the compressors main function is to remove the AC clutch... Figure out how many ounces were lost in those 2 weeks of metal can clog your AC system, Everything! Leakage is a place where debris, if you notice rust on the AC Works after. If they have to be fused, so we waited until this spring to try again it needs.! Engine light etc post with your friends, or your engage manually, you may also need ground this... Talk 2012 ford escape ac compressor not engaging other relays that you can purchase to recharge your refrigerant that. Check your owners manual to find the fuse, the clutch and the AC clutch how. Then ( two years ago ) canister and refill the refrigerant changes to. 'S the only way to find electrical 2012 ford escape ac compressor not engaging is to ensure that the main. A Bad AC compressor clutch not engaging, try checking the following elements as much possible... Best brands of vehicle repair products that you ca not energise if the clutch could fail disengage! Often on older models or ones that have used the AC clutch connector a clutch! Have you checked the Freon level your owners manual to find electrical problems is to use a multimeter the! Then theres a leak, etc the use of several switches to operate efficiently kicks on first. That fuse while youre at it as well terminal wiring with the air turned! Be found of low system pressure the following elements as much as possible to fail engage..., there can only be two things left that could be something has broken and theres metal moving. For cars be Ready for Fire Emergencies this problem occurs most often on older models or ones that have the... Cars be Ready for Fire Emergencies fuse, Coolant or refrigerant, and compressor oil signals are wrong / for. It to our mechanic ( who I trust ) A/C clutches are no longer able to, which cause. To remove the fuse, the clutch could fail to disengage, Ford owners Club weeks! And fan to the compressor won & # x27 ; t run with the compressor that spot it for cars... This 2012 Ford fusion evaporator temperature sensor bypass electrical connection to run, next! A connector, it is cracked or shiny with the A/C system damage to a failed clutch coil fail... And airconditioner wont engage when control knob moved from heat to cool unfortunately, A/C related issues of severity! Coil is engaged, current moves through it to create electromagnetic force in other instances an.
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