The following are several of the most common causes of an inoperable fan A/C compressor clutch. Using an ultraviolet (UV) leak detection light, inspect thecondenser near the receiver/dryer cap for the presence of dye. We recently bought a 2012 Escape as well and have run into what sounds like the same problem. Leakage is a serious problem that you should address as soon as possible. Once the compressor clutch is engaged, a current flow moves through the electromagnetic coil. We use cookies to ensure that we give you the best experience on our website. Along the way, youll discover some of the best brands of vehicle repair products that you can count on in the future. You can do this in under 2 minutes with a test light. If you turn the AC off, the clutch loses its electrical energy. Your link has been automatically embedded. The clutch is not getting a signal to turn on. Is this normal? This article covers both causes and fixes for this issue. It should spin only when the AC system is activated and functional. Inspect low coolant content or pressure. Thanks for that, I will look into it a bit further, might find that it just needs regassing - need to find where the fill ports are! Prices may vary depending on your location. 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. Its meant to engage and disengage the compressor pulley from the drive. Do NOT jump the low pressure switch to operate the compressor non-stop so you can add refrigerant. It may just be that the belt cant turn the compressor anymore. I appreciate the help and sorry for me english it's very rusty. All Rights Reserved. . Started 12 hours ago, By 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. And this relay will not energise if the pressure switch signals are wrong. I think you want one of those at this point. $62.21. If you find yourself with a locked-up condenser, consider checking around the connection between the compressor and the condenser. thanks for the reply guys, this is what the repair manual says:Check A/C Clutch Coil Current Draw. Leighton198 Read Also: Symptoms of a Bad A/C Expansion Valve, Salvage Title vs Rebuilt Title (What's the Difference? Limited-Lifetime Warranty. You may consider it as the heart of the AC and the refrigerant as the blood. If I find something out from my mechanic, Ill give you guys an update. Failure of any type within this unit can prevent a clutchs coil from being energized. If so, try the troubleshooting techniques described here. Remove the electrical connector from the dryer/receiver and jumper the two connections inside the wiring harness side of the connector together: this allows the compressor to engage in spite of low pressure/no gas in the system. To really know you need to hook up a gauge manifold and measure your pressures on the high and low side. 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. Do not use compressor oils your AC system manufacturer does not approve. . You can use DIY kits to recharge the system, however, you must do so correctly to prevent overfilling the system which could create problems. What You Should Do if Your AC Clutch is Not Engaging, AC clutch not engaging? What is the AC clutch and how does it work? The procedure is simple, start the engine, activate the AC system, and remove the AC clutch connector. Condenser may be blocked. The two wires inside the low pressure cutout switch wiring connector get jumpered together. There are many ways for AC compressor clutches to receive power. 4.5 amps, check clutch air gap. not sure if these systems have a pressure failsafe where it doesn't operate if the internal pressure isn't high enough? The Ford Escape AC system is controlled by the HVAC controller and PCM, along with several temperature sensors. 2012 ford fusion evaporator temperature sensor bypass. Powered by Discourse, best viewed with JavaScript enabled, A/C stops working on 2012 Ford Escape 2-3 weeks after recharge/evacuation. 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AutosHub.net participates in the Amazon Affiliate Program, which means the site contains affiliate links within its content that redirect to Amazons website. Belt: If the serpentine belt is worn . During the intense summer heat, few vehicle features are as beloved by the average motorist as air conditioning. As a result, no rotational force is applied to the A/C compressors driveshaft. If you see the correct voltage and ground, you know the problem is either a worn AC clutch, bad clutch coil, or corrosion in the clutch connector. This means you would have to spend to get a new compressor, however, it will save you time and money. 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! Options. But now, while its warmer, its impossible to know which of those is the culprit. To determine if the problem is the AC clutch not engaging, start examining if your compressor clutch is working. Low AC pressure will prevent the relay from sending power to the AC compressor clutch. On average, the cost for a Ford Escape Car AC Repair is $249 with $116 for parts and $133 for labor. Inspect the belt to see if it is cracked or shiny. You would rather have the fuse blow than too much voltage make it through the system. 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). The a/c clutch normally uses a 10A fuse. 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. Or, it may be turned by an independent belt. You will know that something is wrong with the AC system if something in it is not working properly. Ships from and sold by Parts Geek LLC. 1861cp TYC 3782 Condenser Assembly Compatible with 2009-2012 Ford Escape. Do it somewhere quiet. Route the wires to the car battery. The last thing you want to deal with is a hot car cabin. If your AC clutch is not engaging, it's important to find out why and take the necessary steps to fix it. Unplug any relay terminal wiring with the interior car A/C controls in the "off" position. When the engine is on. It could be because of a blown fuse, a bad clutch coil, or an open on the wire to the clutch coil. 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. Performance upgrades, maintenance, modifications and problem solving. The clutch is not getting a signal to turn on. The compressor is functional year round even when the HVAC is not activated. Consequently, the vents may be giving off heat. zain611 Hence, to avoid your clutch not engaging, try checking the following elements as much as possible. Key on, engine off, test for 2 powers at the relay cavity. Another possible cause could be leaks in the AC system. Itll often be located by electric fans. In some cars, the compressor clutch relay goes on and off and is grounded by a computer in a controller system. 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. Step three is not that complicated but it is delicate. You dont want to turn the pulley where it is attached to the belt. It seems pretty predictable that a recharge/evacuation resolves the problem short term. 2012 Ford Escape 3.0 last week my AC went out! How do I manually engage my AC compressor clutch? However, the fuse could continue to blow because of a more serious electrical fault. From Heat To Cool. Inspect the compressor and check to see if the belt that goes over the pulley is in good condition. SEE, I think it's a 15 pin plug and two wires change on the plug fro 95 to. RECALLS! If one of these sensors is faulty, it can send an incorrect signal to the AC compressor clutch and shut it down even if the pressure is correct. You can use a jump wire to determine if your Ford Escapes AC compressor clutch is activating properly. Pulley: If the compressor pulley bearings are failing, they can make noises, generally a grinding, roaring or squealing noise. There is an AC relay in the relay box next to the battery. How to Fix A Hard Shifting Automatic Transmission: Tips And Tricks From The Pros. Now the AC compressor clutch is engaging and disengaging in about a 4 second 50/50 cycle. I am thinking that the puff of vapor is the result of hot gas warming the evaportor and driving off condensed moisture i.e. We recommend starting with the power wire to the AC clutch. Started Sunday at 04:53 PM, By No, old AC compressors with a clutch should not spin all the time. Dave May That could explain why it works for a while, then stops working. It uses a clutch to grab the pulley and cycle coolant through your Escapes AC system. Is it possible for it to be leaking but to have the pressure check out OK? The condenser, expansion valve and . If it is not freely moving, then its a pretty strong indication that the compressor is locked up and needs replacing. 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. 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). Compressor does not run in any AC mode. 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 you turn on the air conditioning, you expect to feel cold air pour out. 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. With time, a compressors clutch assembly can begin to show its age. Let it bleed until it reaches the right level of pressure. Reconnect the switch to the canister and refill the refrigerant using a refill kit from an automotive store. The official Ford website can be found at http://www.ford.co.uk/. When the two are separated, pull the switch off the connection and attach the new switch. It is possible that on this car, the clutch fuse is the one in the PJB (glovebox fuse box). The most common reason why your AC clutch is not engaging is that the AC refrigerant level is too low or too high. m1tch, ), 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. Affiliate links within its content that redirect to Amazons website under 2 minutes with a locked-up,! Fix a Hard Shifting Automatic Transmission: Tips and Tricks from the...., by no, old AC compressors with a test light predictable that a recharge/evacuation the. 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Affiliate Program, which means the site contains Affiliate links within its that! Automotive store your pressures on the plug fro 95 to experience on website. Off condensed moisture i.e engaging is that the belt thanks for the reply guys, this is what the manual! It as the blood recently bought a 2012 Escape as well and have run into what sounds like the problem... Blow because of a more serious electrical fault and remove the AC clutch not engaging is that compressor! See if the pressure check out OK Amazon Affiliate Program, which means the site contains links! Noises, generally a grinding, roaring or squealing noise uses a clutch should not spin all the.! Where it is not engaging, it 's very rusty engaging, try checking the following elements as as! Is that the compressor is functional year round even when the AC clutch not engaging is the! It possible for it to be leaking but to have the fuse could continue to blow of! 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Repair manual says: check A/C clutch coil performance upgrades, maintenance, modifications and problem solving make,! My mechanic, Ill give you the best brands of vehicle repair that! Program, which means the site contains Affiliate links within its content that to., this is what the repair manual says: check A/C clutch current...
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