You may check your ACs user manual for specifications. In order for the AC Condensor to do its job it must stay as cool as it can. Only 20 left in stock - order soon. But if you see that the only one rotating is the pulley, then theres a problem with the system. The AC relay (number 20) reads good voltage to the relay outlet. Cold temps in winter will constrict the rubber o-rings and one of them will leak. If you have no power then it will not engage the compressor. If there isn't enough refrigerant, the clutch may not engage. 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. Stephen Interior Leave a comment 7,609 Views. Upload or insert images from URL. Look closely and observe the front part of your clutch. There is an AC relay in the relay box next to the battery. Pennzoil vs. Mobil 1 Oil: Differences & Which Is Better? - My E350's AC was not working (clutch not engaging) so I added two cans (22 oz.) This can come as the result of a shorted hot wire or faulty clutch assembly. If the fuse does not seem to have any problem, then you may put it back to the system. With the air conditioner turned off, a vehicles A/C compressor pulley free spools. 4.5 amps, check clutch air gap. 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. rcmckee This action will help your compressor maintain its good workings. There are shops that specialize in A/C systems. The clutch resembles a friction plate. 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. Any bad connection, frayed wiring, or oily contact points should be noted. Switch needs to be plugged into connector and just because it is new, does not mean it is good. During the intense summer heat, few vehicle features are as beloved by the average motorist as air conditioning. Thanks Ken. Seems that my mechanic does not know what else to try. How to Manually Move A Power Seat: A Step-By-Step Guide. If the clutch does not engage and spin, the problem could be an internal short. However, modern car models use a variable AC compressor and these systems are meant to work all the time when the engine is running. 2012 Ford Escape 3.0 last week my AC went out! Any ideas why its not lasting? Use special gauges to determine if the system has too little or too much refrigerant. Started 12 hours ago, By January 2022 Jason, MAZDA6 shuts down while driving fuel pump not monitored, may be no engine light etc. If you dont get any voltage reading, then check the fuse. . If the clutch doesnt engage with the engine on and the AC turned to the maximum, then something is now working correctly. Copyright 2023 Mechanic Base. Who knows, you might get lucky like I did. Started 12 hours ago, By By How do I manually engage my AC compressor clutch? In some car models, you may also need ground. Previously the air didn't work when set at level 2 and 3 of the four levels. Started August 26, 2012, By (2012 - 2023) Ford Fusion Battery Sizes & Specs (2006 - 2023) Ford Ranger Battery Sizes & Specs (2000 - 2023) And most places will roll the diagnostic fee into the cost of repair if they do the work. Your shop should know where that spot it for your cars AC design. Just driving to nowhere alone, with your friends, or your . The compressor clutch uses an electromagnet to grab the pulley and turn the compressor. Hence, it is also important that these two is well-maintained at all times so that it always functions properly. If you click on these links and eventually make a purchase on Amazon, we get a commission. Thank you so much for the feedback thus far. Perhaps someone can help get to bottom of this. Read Also: Symptoms of a Bad A/C Expansion Valve, Salvage Title vs Rebuilt Title (What's the Difference? The A/C stopped blowing cold air shortly after that. When this coil is engaged, current moves through it to create electromagnetic force. Read on and learn how to diagnose and fix AC compressor clutch issues. If it is not freely moving, then its a pretty strong indication that the compressor is locked up and needs replacing. Martian. Spend a few dollars on a good diagnosing - watch them do the work even if you don't understand what hey're doing - and see what they say. This could cost a lot to replace but If you find that it is leaking then you should have it fixed or replaced. You may also work with a car diagnostic tool that scans an issue with a vehicle. You will damage the compressor. After inspecting the belt, there can only be two things left that could be happening: 1. Now that you have manually given the AC compressor a command to turn on, it should turn on. Yes, the fan work perfect, there is NOT overheat from the engine, is just the compressor that worksr for a few second then stop and start againg and then stop and so on You can post now and register later. 2012 Ford Escape. 2012 ford fusion evaporator temperature sensor bypass. However, when a vehicles A/C system is turned off, the accompanying clutch coil is de-energized. If thats the case, jump to this article: Ford Escape AC Not Blowing Cold. Components used in the Ford Escape AC system Cylinder head temperature sensor Engine coolant temperature sensor Evaporator temperature sensor Low pressure AC cycling switch Dual function high pressure switch In other instances, an A/C clutch assemblys coil can fail in its entirety, thereby preventing clutch engagement. If the level drops below the red line, it means that the gas oil is insufficient and needs to be supplemented. When you turn on the air conditioning, you expect to feel cold air pour out. Need to fix your car's air conditioner? With This 2012 Ford Escape I show you the location of the AC magnetic clutch relay and the AC fuse under the hood. zain611 Ensure that your engine is turned off when performing this inspection. Then focus on the compressor clutch. If it did, there could be massive amounts of damage to the expensive AC parts. 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. He has been working as a car mechanic for over 10 years, and the majority of them specialized in advanced car diagnostics and troubleshooting. It may even be illegal to do it yourself where you live. If the fuse isnt blown, you need to move on to one of the other possible fixes. If it does have power and you bypassed it then you need to verify power to the compressor. 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. We are a team of ASE certified mechanics Seems to work good when outside temps are below 80 degrees. You will need a wire crimp tool because the connectors are small. Once you find the appropriate fuse, check the functionality with your multimeter. Air is cold. This car AC element helps blow the air to cool it down. Todays modern A/C systems even feature dual-climate control, allowing each of a vehicles occupants to set the in-cabin temperature as desired. Here's my recommendation: Do the assembly work, if you bought the vacuum pump, use it in helping you determine if it's a tight system. This process engages the plate, along with the compressor belt. 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? Compressor clutch not engaging Car air conditioner compressor clutch not engaging. 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. You may turn the air conditioning controls to FULL AC, then fire up the engine. The best remedy for this is getting your A/C serviced. Ford Escape. 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. 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. By You may be in one of these two situations, if so, you should check the fuse of the compressor clutch. Looking for a good online repair manual? Thats why Ive decided to put up my very own website. The Ford Handbook internet site does not seem to have the Mk6 Fiesta handbook, so I can not tell which relay is which. To determine if the problem is the AC clutch not engaging, start examining if your compressor clutch is working. Bengi Is the AC clutch supposed to spin all the time? 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! The easiest check is to look at the refrigerant levels. This pressure pushes the refrigerant through the rest of the system. RELATED: Car AC Not Blowing Cold Air? The condenser, expansion valve and . On a very humid day, especially if the outdoor temps arent that high, I often see this when the air cycles back on. back to AC / heater Complaints 271 Crash Tests 3 Lemon Law 7.6 pretty bad Typical. The AC compressor clutch was intended not to engage so you will know if a problem has occurred in the system. Cold air started blowing again! The car is a little young to suffer leaks at the compressor and hose fittings. Adjust as necessary and retest system. I bought a recharge can which indicated that pressure was not the problem, rather something else. The correct reading will display once the clutch engages and the gauge stops cycling. The clutch compressor is enabled through the engine that is directly attached to the compressors pump rotor using a belt. No, old AC compressors with a clutch should not spin all the time. If there is no power in the fuse or relay then the main wiring must be checked. The compressor compresses refrigerant vapor and by doing so it converts it to liquid refrigerant under 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). I checked the relays which are good. That can be an indicator of whether or not the system is undercharged, has a leak, etc. 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. 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. The most common reason why your AC clutch is not engaging is that the AC refrigerant level is too low or too high. That is why the pressure switch is there. Do a Visual Inspection of the compressor: (Check for rust around the clutch plate, check the wiring to the clutch, and check the compressor clutch relay) Turn On the Engine Inspection. Ensure that your engine is turned off when performing this inspection. Aug 19, 2018. This is to maintain system pressure and keep the seals from drying out. Sometimes they can get a little stupid and leak profusely.). Pasted as rich text. We use cookies to ensure that we give you the best experience on our website. TYC 3782 Condenser Assembly Compatible with 2009-2012 Ford Escape. . 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. The official Ford website can be found at http://www.ford.co.uk/. Also, a ground connection to the AC clutch relays control coil side is provided by the PCM. After inspecting the belt, there can only be two things left that could be happening: 1. These include your Fuse, Coolant or Refrigerant, and Compressor Oil. I am, so far I have checked the serpentine belt and tensioner and checked to see if there is voltage to the . Ask your Ford dealer. FluffyBunnyFlipFlops But now, while its warmer, its impossible to know which of those is the culprit. This means you would have to spend to get a new compressor, however, it will save you time and money. Get it Jan 26 - Feb 2. Royal Purple vs Mobil 1: Which Engine Oil is Better? Itll often be located by electric fans. Condenser may be blocked. You can also examine this for noise and smell issues. They did the evacuation/recharge and the air is now blowing cold again. The compressor relies on the oils in the coolant to lubricate and cool down the mechanical parts. Just wondering if you ever found a fix??? Start the engine, and then see if the clutch and the pulley are running. 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. The receiver / drier aids in filtering and storing liquid refrigerants until it turns back into a gas. 1861cp Make sure that you are loading it with an oil that is matches your compressor. 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. When the A/C is activated, the A/C compressor clutch locks to provide power to the compressor. In some AC clutches, you will find some spacer shims that can be removed to extend the life of the clutch a little more. If you have an account, sign in now to post with your account. If current draw is 2.5. When the shop did the evacuation, how many ouces of refrigerant did the machine recover? Check the ac pressure - To check the ac pressure or psi, start your car and turn the ac to HI. Usually, if the AC pressure is too high, it could be because you or someone else overfilled the AC refrigerant system. The next step is to check the high and low-pressure switches in the AC system. When this switch fails, your air conditioning will only blow warm air. 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. Started 19 hours ago, By Mine blows very cold, no matter how hot outside it is. Limited-Lifetime Warranty. SEE, I think it's a 15 pin plug and two wires change on the plug fro 95 to. We only use the commissions thereby generated to maintain the site. Started 15 hours ago, By Common Causes (& How to Fix). During this process, a technician will remove the old refrigerant from the A/C system. At idle, it will stay on for about 3 seconds, then disengage for about 3 . 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. What, if anything, could I try to diagnose? Its important to take this issue seriously because an AC compressor failure is almost always related to the engine. . 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? laumk7 The evaporator coil is found inside your cars cabin. You can jump-start the clutch to see if it will get moving manually. In some cases, the wiring may be fine but the harness is the problem. Compressor does not run in any AC mode. The compressor then creates pressure inside the A/C system to cycle refrigerant throughout the expansion valve, evaporator, and . My 2011 Ford Escape has been in the auto repair shop 4 times without being able to pinpoint the problem. The procedure is simple, start the engine, activate the AC system, and remove the AC clutch connector. 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? AllIcouldAf-ford Dec 25, 2006. It is also a simple replacement to do. But to know what values to look for or when the circuit should be closed or open in them, you need to find a repair manual for your particular car model. July 21, 2016 in Ford Fiesta Club. $62.21. 97 it's a, I have a 2007 h3 hummer base model. All Rights Reserved. Also, its important that you replace the fuse with the appropriate amperage.
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