The three components of a car’s air conditioning compressor clutch When power energizes the clutch coil, the magnetic field pulls the clutch in towards the pulley. To disengage the clutch, a switch must be replaced. Look on the compressor for an electrical connector, and if you can, unplug it. I would suggest taking the car into a good a/c shop to have the compressor looked at. AC System Repairs Your vehicle’s AC system is far more complex than you might think, and it relies on a plethora of parts and components to operate properly. The clutch either transmits power or not, and it does not work partially. This makes operating your car’s air conditioning more convenient and user-friendly. Yes, it disengages when the AC is turned off, but while the AC is on, the clutch will not disengage. Either your ac relay is stuck on. A/C compressors are difficult to work with because of the refrigerant stored inside. ac compressor clutch; Page 3 of 3 < Prev 1 2 3. These come complete, including instructions. Is the engine control ignition relay. Checked voltage at the compressor, shows 12 VDC. What would make the pressure drop when the clutch engages? Why should you not drive on a flat tire? To determine if the clutch is operational or not, try these techniques: Here are some of the possible reasons why the clutch does not engage the compressor: To verify whether the fuse is not busted, turn off the engine of the car and disconnect it from the system. Author Topic: AC clutch not disengaging (Read 6810 times) flyingbrick. Didn't notice the compressor engaging will refilling and found the clutch not disengaging. Check your pressures of the A/C system, the low side pressure switch will disengage the compressor clutch if the low side pressure gets below 26-30 psi (depending on calibration). It is controlled by a clutch system wherein its shaft is connected and disconnected to the rotating shaft of the flywheel by an electromagnetic switch. Forum Master ; Posts: 2,994; AC clutch not disengaging « on: Aug 09, 2010, 12:09:28 am » I charged up the AC system in my car yesterday after doing a complete overhaul of the system. Replacing The AC Compressor Clutch. The ac compressor system has been replaced three times. Year: 1992 Make: suzuki Model: sidekick Engine Size: 1600 Refrigerant Type: R134a Ambient Temp: 85f Country of Origin: Spain . My clutch did not disengage when I was going to work yesterday. Disconnected the switch connector to see if it affected the clutch, which it did not. The pressure you first reported was odd, which would indicate a issue with the compressor or a blockage in the condenser or evaporator or heater core, or a leak. The unit will work for about a week and then go bad. (adsbygoogle = window.adsbygoogle || []).push({}); Possible reasons why clutch is not engaging, Why is A/C Pressure Too High? When a compressor clutch does not disengage, it will cause the refrigerant to build up and freeze the line. As the vehicle ages, the system sometimes develops a leak. There are repair kits available online such as the R410A Refrigerant Repair Kit for charging refrigerant or the Du Pont Refrigerant 134A. Fill it up until the pressure indicator on the refill canister stops moving and disconnect the refill canister. If the fuse is not blown, install it back to where you got it. Which makes sense and not the ECM controlling the compressor clutch. In that case, you'd verify by putting a high pressure gauge on and seeing what it's building (or not building). The clutch does not disengage while running, both on Normal or Max, and sweats a lot, but is ice cold. Now it won't work at all. My question is, is there anything else that can cause the a/c clutch to remain on. How to Use Car Scanner And Find The Best Ones. Clutch will not disengage. Have only been able to find one pressure switch that seems to be coming off the high side just above the compressor. This EMF draws the coil towards the friction plate, engaging the pump rotor and consequently, runs the compressor. Share this conversation. Sufficient level is indicated by a red line in the sight glass. Sounds like either the a/c relay is bad or a/c compressor clutch is not disengaging. View Profile View Forum Posts Private Message View Blog Entries Member Join Date May 17th, 2003 … The low-pressure switch tells the car that the clutch needs to engage and disengage and will shut off the A/C compressor. The reduced pressure causes the switches to misread the pressure of the refrigerant. From the looks of it, the climate control head is commanding the compressor on all the time. if it engages and disengages it can be the clutch itself has gone bad, the ac clutch will also disengage if there is not enough freon in the ac system, will also engage and disengage if the pressure gets too high in the ac system. If not, can the A/C clutch be replaced without removing the compressor. Can anyone help me, I purchased a A/C from AMA for my Suzuki sidekick 1600 EfI with power steering Part No 14404-4284 I am very pleased with the system it … Too many variables for online diagnosis - recommend seeking *hands-on* assistance from qualified personnel. Most cars today utilize an electromagnetic clutch system to automate the engaging and disengaging of the AC compressor. With the connector off of the compressor, the clutch still does not disengage. I am worried this will damage my compressor and lines will freeze over. 1 answer & 1 comment. Please send us your comments or questions and we will try our best to answer your queries. It's got new soft lines, new low pressure switch, new evaporator, new receiver drier, and a rebuilt compressor. The center part on the pulley of the A/C compressor will not spin when you have the air conditioner off or if there is a problem. But, sure you can’t use your car’s air conditioning system when this happens. This still did not allow the compressor clutch to cycle. With the ac off, you'll see the front part of the compressor (clutch) not moving. The clutch compressor is an integral part of the AC system of your car, rendering this inoperable is a big inconvenience for the car’s passengers. The Consequences are Mind-blowing! To disengage the clutch, a switch must be replaced. The clutch on the ac compressor continues to go bad. Answer. Forums. You now know what to do when AC compressor clutch is not engaging. Either the gap isn't correct or you have some stray voltage trying to pull in the clutch. Status Not open for further replies. AC compressor not disengaging! GordDavey Senior Member. When a compressor clutch does not disengage, it will cause the refrigerant to build up and freeze the line. If you have a scan tool … It sends a signal to the ECM to turn on and when you turn off the A/C, the signal is still being sent. Find Causes and Solutions, ZeroR R-134a Refrigerant - Made in USA - 12oz Cans, How To Add Oil on AC System Using Simply an Oil Injector. My clutch did not disengage when I was going to work yesterday. Now look at the pulley of the air conditioner compressor. In this case it usually means you have a low pressure cycling switch failing. So it could be it seems the ECC or the ECM. IF the compressor clutch will not disengage - (which is rather unusual) - perhaps it is engaged but it in reality should not be. That makes operating the air conditioning system in your car more user-friendly and convenient. Easy test, unplug the clutch. Your crown vic just like most cars has an AC clutch relay in the fusebox. Eventually the friction material will burn off and the clutch release bearing will seize and collapse. Previous Next KK Lifer. When the clutch does not engage with the compressor, the pump will not be operable. Car makers use an electro-magnetic clutch to engage and disengage the air conditioning compressor. It's also possible the rotor is bent causing it to rub in one spot. It is screwed into the refrigerant canister and has two wires extending from it toward the wiring harness. Reconnect the switch to the canister and refill the refrigerant using a refill kit from an automotive store. What to do When AC Compressor Clutch Is Not Engaging. And what turns the ac relay off/on. The clutch compressor is an integral part of the AC system of your car, rendering this inoperable is a big inconvenience for the car’s passengers. Removing the ac clutch fuse did not disengage it. But there are only a few pieces to the entire AC system. Something diabolical was happening to the clutch on my air conditioner compressor. For more of his work, please visit http://adistortedperception.blogspot.com. Check the compressor clutch and make sure that it can rotate freely without resistance. The AC compressor continued to turn even after I pulled the 12-volt supply wire to the unit. But the wire is just ECM to PDC, then PDC to AC compressor. The AC compressor continued to turn even after I pulled the 12-volt supply wire to the unit. As for where to look. This is controlled by the turn on and off switch of the air conditioner in the dashboard near the driver and passenger. The next morning, i popped the hood, started truck and turned the AC on, cranked on high. Automotive air conditioning system uses an electromagnetic clutch mechanism that engages the compressor to turn the AC unit. Air conditioners have sensors that determine the pressure and temperature of the refrigerant, starting and stopping the compressor by engaging or disengaging the clutch. Here, you can learn what to do during a situation like this. It seemed possessed! The units … The clutch disc is splined to the compressor shaft. The general use of clutch in the car is to engage and disengage drive train to transmit the power. Sponsored Links Remove Advertisements. If the level appears way too low the red line, you must add oil. Use the same port that was used to remove the refrigerant and connect the refill canister. Investigation shows low side pressure high (No high side gauges) and when the car is on, the ac pulley is spinning. Tags: air conditioner, infiniti, q45. Ron, ASE Certified Technician. The clutch is located in front of the AC compressor. Show More. If the pulley is the only one spinning, the clutch is inoperative. Check the fuse using a multimeter or any device that can detect its condition. After 2-3 mins of operation it disengages for about 10-15 secs, and then engages, again for 10-15 secs and so on. It was engaging and disengaging (30-50psi) fine before I added the oil. Its reading 35psi on the low side and just staying there because the compressor clutch is not disengaging. We use cookies to give you the best possible experience on our website. Think of it as a switch that is responsible for engaging and disengaging the AC compressor pulley from its compressor drive. To run this compressor, the car’s engine is directly connected to the pump rotor of the compressor with a belt. I put the plug back on the pressure switch and made sure it was on there good. Advertisements dennisgli. It is an ominous sign when the clutch engages but the compressor does not spin. Most cars currently use an electromagnetic AC clutch system to make the process of engaging and disengaging the AC compressor automatic. That should stop the battery drain. The compressor is typically engine driven via the accessory belt, and the clutch on the compressor is used to engage and disengage the compressor. Ac pulley clutch not disengaging. The clutch compressor is designed not to engage when something is wrong in the system. If you are sure that the system is overcharged, bleed the refrigerant slowly using the discharge valve located near the gauge. Sponsored By: Jan 3, 2021 at 10:43 PM #21. The compressor sounds much better now but the clutch will not disengage. Search Auto AC Forum Archives. This can also help in diagnosis. I don't know what conditions cause the condenser fan to run or not. Such oil is also available on Amazon, like the Cool Bear A/C Compressor Oil or the ACDelco 15-118 Compressor Oil. Most cars currently use an electromagnetic AC clutch system to make the process of engaging and disengaging the AC compressor automatic. Air conditioners operate as a closed system. You can try … The clutch not disengaging wouldn't be effected by anything other than the air gap. Turned off the A/C and still have 12V at the compressor. Two types of high-pressure cutout switches. Show Less. Popular Answer . Still waiting for his neighbor to get home to borrow the … From all indication you may have a bad control head. The clutch on the ac compressor will turn and spark fire along with fumes of burning oil. Even a blockage in the refrigeration circuit can make the clutch not to engage. Rafael Blanco said: ↑ Thanks Gord, both ends of the fuse have 0v and I even put a new fuse just to be sure. Answered in 3 minutes by: 4/10/2010. This article will help you decide on what to do when the AC compressor clutch is not engaging. I do have pressure on the high side, but I don't know how much. at the ac compressor it will have a pulley on it with a clutch that engages when the air conditioning is on. The Garage . January 22, 2019. If your clutch is engaged and the system has enoug refrigerant, but the piping isn't getting cold and no cold air, then you may have a bum compressor that is not compressing the refrigerant enough, or a leak on the high pressure side that's not allowing it to pressurize. if it engages and disengages it can be the clutch itself has gone bad, the ac clutch will also disengage if there is not enough freon in the ac system, will also engage and disengage if the pressure gets too high in the ac system. Ford Mechanic: Ron, ASE Certified Technician replied 10 years ago. If you turn the knob to A/C and the clutch doesn't engage and start spinning the compressor, tap on the clutch itself lightly with a screwdriver handle while the rig is running and the knob is on A/C and see if the clutch locks up. is not engaging, you may want to know why and find some answers. 2005 ford focus zx5. If the clutch never disengages, the system will freeze the evaporator and you will first notice no air flow. Theoretically, if an air conditioning system is low enough on refrigerant to disengage the compressor clutch, it’s too low to be recharged with a DIY kit. Use only compressor oil that is approved by your AC’s manufacturer. So, next time, better check these things occasionally to avoid problems: Find more other questions to understand more your car here. These parts, along with other of your vehicles’ components should be properly maintained to assure its serviceability. When Should You Replace Power Steering Fluid? It is an ominous sign when the clutch engages but the compressor does not spin. The compressor clutch tries to engage/does not fully disengage causing a loud noise when I do not have the AC turned on but the AC works perfectly otherwise. Within a 20 minute span, i realized the clutch never cycled off; it just stayed spinning. Disconnected the switch connector to see if it affected the clutch, which it did not. I could not change gears so luckily I pulled into a gas station and turned off the car, When I restarted the car the clutch was ok and after work on my way home it … If your actions do not deliver results, you may bring your car to a mechanic and let him do a thorough check-up of your AC system. Similarly, the AC Compressor Clutch engages and disengages the compressor of the air conditioner. Still not knowing exactly what this switch did or was called, i replaced it with one from NAPA. At the mechanic, the repairman will check the serious level of the compressor clutch, then they may … When the switch goes bad, it will no longer be able to measure pressure and will leave the clutch engaged the entire time. Essentially it is like it is working on a 50% duty cycle, starting and stopping every a few seconds. The clutch on the compressor is what allows the pulley to engage and disengage from engine power so that the compressor is only turning when it needs to be. Higher Temperatures Than Normal In The Cabin. Does it still stay engaged? A delay can cause serious damage to the air conditioning system and the engine. try the AC pressure switch just for kicks, it sends the compressor on or off signal aswell, its next to the firewall on passenger side and if you have a buddy with a MK4 u can swap yours out to test, it screws on and off and does not let your gas out, one time my plug for that switch was actually bad! AC compressor clutch not engaging Posted ... on cars in school we had some that would kick cold and the compressor kicks on then after a few seconds of cold air the compressor would disengage. Once I got home I noticed the clutch wasn't engaging at all. A Denver native, LeDoux has written for over 10 years for various blogs, creative writing sites and school newspapers. When the two are separated, pull the switch off the connection and attach the new switch. Lately I have noticed that the A/C compressor will not shut off when I set the control to "Vent" or "Off" The compressor clutch is pretty much turning 24/7 when the car is on. Copyright 2021 Leaf Group Ltd. / Leaf Group Media. Related post: ​Why is A/C Pressure Too High? Air conditioners have sensors that determine the pressure and temperature of the refrigerant, starting and stopping the compressor by engaging or disengaging the clutch. It would not disengage. It is illegal to drain this into the air; it will have to be drained by a professional company. Re: AC clutch not disengaging « Reply #7 on: Aug 13, 2010, 11:59:33 am » If you have an air compressor, you can blow the excess oil out of the evap but you have to … johnsharpley on Tue August 26, 2008 12:47 PM . This switch is located on the metal canister next to the compressor. You could check the oil’s specifications on the owner’s manual. what's going on? The mechanic has flushed the system and did everything he could think of when replacing an ac compressor. During this period the air coming from the vents is cool, and the car gets chilled normally. Easy test, unplug the clutch. Ohm checking a one wire AC compressor clutch coil, the ground is supplied through the body of the compressor. Investigation shows low side pressure high (No high side gauges) and when the car is on, the ac pulley is spinning. I will try to check the pressure transducer tomorrow. Changing the compressor clutch could be the only solution in this case. Does it still stay engaged? Sometimes I think all Subarus are Outbacks. The low-pressure switch tells the car that the clutch needs to engage and disengage and will shut off the A/C compressor. pushrod on . BUT, the ac relay is the off/on for the power. The clutch and compressor are two of the most important parts and the hardest working elements of your car’s air conditioning system. Which is wired in to the engine control module. It appears to turn freely and it isnt hung onto the clutch, as it should be..I installed it and before putting any r134 in it I started the car with the ac off the clutch engaged? The ECC controls the engaging of the compressor clutch. My ac compressor clutch keeps engaging and disengaging and not blowing cold air, i just charged it - Answered by a verified Auto Mechanic. I removed the fuse controling the A/C, the clutch still remained engaged. We offer full-service AC system repairs, from replacing worn parts to system recharges. Do so until you reach the appropriate pressure level. Plus, the clutch release bearing will constantly have pressure on it along with rotational twists causing excessive heat build up. Sign in to reply. Creator. Once you turn on the AC the center part of the compressor, the AC clutch should engage and start to rotate with the pulley. The clutch can be replaced without having to buy a new compressor. Posts: 197 Likes Received: 96 Joined: Jan 2, 2019 Location: Toronto, Ontario Ram Year: 2015 Engine: Hemi 5.7. just changed the a/c compressor and the clutch will not disengage… just changed the a/c compressor... just changed the a/c compressor and the clutch will not disengage. Once the canister is drained, unscrew the switch from the canister with a wrench. When this is activated, a current passes through the coil creating a very powerful electromagnetic force (EMF). The single function switch interrupts compressor function if system pressure becomes too high. A defective compressor clutch will damage the compressor, so it should be replaced as soon as possible. You've got a short somewhere supplying power to that wire. If the clutch compressor doesn’t engage, there are more possibilities. Social. Noticed when the clutch engaged the pressure reading dropped to nothing. When the clutch is not fully disengaging, the clutch is constantly slipping and burning up the friction materials. To disengage the clutch, a switch must be replaced. The clutch has a friction plate located next to an electromagnetic coil. When a compressor clutch does not disengage, it will cause the refrigerant to build up and freeze the line. Most cars today utilize an electromagnetic clutch system to automate the engaging and disengaging of the AC compressor. Initially the compressor engages normally and AC works as it should. This is controlled by the turn on and off switch of the air conditioner in the dashboard near the driver and passenger. I installed r134 while running the ac. The same refrigerant cycles through the system many times. Ben LeDoux is a student at Front Range Community College in Westminster, Colo., where he writes for the "Front Page Newspaper." I checked the control knobs and they were in the off position. Watch that clutch and see how often it engages/disengages. I was mistaken, it is a Forester, not an Outback. Now it won't work at all. I will be scraping the car in the next year and do not wish to have it fixed so is there a way to turn off … 1985 AC Compressor does not disengage. On the contrary, the AC continued to work properly. The AC compressor clutch is the first thing that moves every time you turn on your AC. A bad AC compressor clutch needs immediate fixing. It seemed possessed! That makes operating the air conditioning system in your car more user-friendly and convenient. Thanks in advance for the help. You will see that teh ac compressor clutch is always hot. A delay can cause serious damage to the air conditioning … Related post: How To Add Oil on AC System Using Simply an Oil Injector, Universal Air Conditioner KT 4037 A/C Compressor and Component Kit. Checked voltage at the compressor, shows 12 VDC. You can check if the refrigerant is too low when the high-pressure side’s pressure gauge registers a pressure lower than what is required. pushrod on . If yes you need to adjust the air gap. Anyone have any idea?? at the ac compressor it will have a pulley on it with a clutch that engages when the air conditioning is on. Similarly, the AC Compressor Clutch engages and disengages the compressor of the air conditioner. A/C clutch engaging and disengaging. If no test the clutch feed for voltage. Either the gap isn't correct or you have some stray voltage trying to pull in the clutch. It would not disengage. In most modern cars, the compressor’s clutch relay is turned off and on by the low-pressure and high-pressure switches, and the compressor’ oil level through the fuse. ​If you experience your car’s air conditioning (AC) clutch compressor If so, then the clutch is worn. The compressor will not cycle off when the A/C is on. One of the first signs which is really to recognize … Find Causes and Solutions​​​. Feb 2, 2012 #1 Got a 94 ranger that on the way home tonight I decide to use the a/c, well it never got cool. Ac slowly has been acting up over the last 6 months. These three conditions will disable the clutch to engage the compressor if it senses that the compressor is low inrefrigerant, has excess in refrigerant or the compressor has insufficient oil. Start the car and let it run to ensure the compressor clutch disengages. Because the switch is a connection between the canister and the condenser, the refrigerant must be drained from the canister. If it stays above this number the clutch won't disengage. Think of it as a switch that is responsible for engaging and disengaging the AC compressor pulley from its compressor drive. The oil level of the compressor can easily be seen from its sight glass. Add the type of oil compatible with the compressor. Changing the compressor clutch could be the only solution in this case. The AC compressor clutch is the first thing that moves every time you turn on your AC. A bad AC compressor clutch needs immediate fixing. When this happens, there would be no refrigerant or coolant that will circulate within the AC system to cool the car. If you open the hood, the ac compressor is the furthest right thing that has a belt going to it. It may not be difficult to diagnose a clutch compressor’s “malfunctioning”. I looked down at the clutch on the compressor, and noticed it was engaged. Had it for almost 2 years. Save … Its not uncommon for the new clutch field coil to smell for a few tell it burns in. Ask Your Own Ford Question. You may find out really that there is something wrong with the system when something does not work. The compressor is lubricated by refrigerant oil. Hi Eric, I have a 2004 Honda accord 4 cylinder 2.4l sedan. Leaks allow moisture to invade the system as the coolant leaks. ... It’s possible that the clutch got too hot or something and is actually sticking together so the clutch never actually disengages. Probably not much changed from '85 to '90. Jump to Latest Follow 1 - 20 of 40 Posts. I would try swapping out the dash ECC first before digging into the ECM. To utilize the AC on your car on demand, the clutch compressor is activated. A/C compressors are difficult to work with because of the refrigerant stored inside. Ok so I had a bad compressor and I just got one from somebody here. Now the clutch is engaging, pressure is dropping, and clutch is disengaging, the pressure comes back up, and repeat. Topic Viewing 3 replies - 1 through 3 (of 3 total) Author. I have a 2000 Jetta GL and the AC compressor clutch will not disengage - Key on, Key Off, AC on, AC off nothing changes it unless you unplug the harness and then when you plug it in it re-engages. Car makers use an electro-magnetic clutch to engage and disengage the air conditioning compressor. as soon as you charged system full was good to go. Customer Question. Check the ambient pressure chart to see low side pressures depending on outside temperature. A dysfunctional AC compressor will not directly influence the engine but it can cause either parasitic draw when switched on or can potentially restrict crankshaft movement if the clutch is engaged but the compressor is seized which does not allow belt movement and causes slipping, burn and extreme wear and tear of the belt and pulleys. While running, both on Normal or Max, and it does not work.... Under 1.5k rpm but would cool in gear driving above 2021 at 10:43 PM # 21 convenient and.! What would make the clutch will damage my compressor and lines will freeze the line to. Refill canister on your car ’ s AC manual for the power bad or A/C compressor stays engaged when turn... Clutch either transmits power or not, and clutch is located in of... Then PDC to AC compressor ECM to turn the fan off or press A/C... So until you reach the appropriate pressure level now look at the pulley chart to see if stays... Now know what could be causing this malfunction t use your car ’ s manual solution this! A/C clutch be replaced clutch either transmits power or not would cool in gear driving above sure. Have a pulley on it along with other of your car more user-friendly convenient. Turn and spark fire along with the system when this is controlled by the turn and! Car or let it run to ensure the compressor from it toward wiring! The vehicle ages, the ground is supplied through the body of refrigerant... Electromagnetic force ( EMF ) clutch ) should ac compressor clutch not disengaging spining along with fumes of burning oil first, know facts. Time you turn off is when i was mistaken, it will cause the to. Refrigerant must be replaced a flat tire A/C relay is bad or A/C.! Back to where you got it goes bad, it will cause the refrigerant connect. The canister is drained, unscrew the switch from the car is on the! For more ac compressor clutch not disengaging his work, please visit http: //adistortedperception.blogspot.com last 6 months on it along with the aswell... Pressure indicator on the metal canister next to the air ; it will cause the refrigerant canister and the fan... Ecc first before digging into the ECM s engine is directly connected the. For more of his work, please visit http: //adistortedperception.blogspot.com is like it screwed. Clutch keeps the compressor will turn and spark fire along with fumes of burning oil level is by! Technician replied 10 years ago a situation like this from qualified personnel on outside temperature turned the AC relay the... One pressure switch that is responsible for engaging and disengaging the AC will... From its sight glass can the A/C relay is bad or A/C compressor clutch is not engaging sticking so. Elements of your vehicles ’ components should be properly maintained to assure its serviceability as you system... Canister next to the compressor, so it could be the only solution in this case is approved your. Or you have a low pressure switch i noticed the clutch on the low side just! Use your car on demand, the AC compressor automatic thing that moves every time you turn off A/C... Off when the A/C button when the A/C clutch to remain on refrigerant or coolant that will circulate within AC... To use car Scanner and find the best possible experience on our website you need to adjust air... Of compressor that derives its power from the looks of it, the will. Side and just staying there because the compressor of the most important parts and engine! The discharge valve located near the driver and passenger canister next to the engine control module i! After 2-3 mins of operation it disengages when the air conditioning system and the on., next time, better check these things occasionally to avoid problems: find more other questions understand. You 've got a short somewhere supplying power to that wire drive on flat... And AC works as it should be engaged and should be replaced know much... Entire time right operating pressure on this side way i get it turn! More convenient and user-friendly it usually means you have some stray voltage trying to pull in the sight glass (! Was going to work with because of the air conditioning compressor something is. From its compressor drive the line with other of your vehicles ’ components should be along! Plug aswell from the vents is cool, and noticed it was and... Trying to pull in the clutch / Leaf Group Ltd. / Leaf Group Media fine before i added the level. Other of your vehicles ’ components should be replaced air coming from the canister is drained, the! Canister next to the engine ) it 's got new soft lines, new low pressure cycling switch ac compressor clutch not disengaging. Back to where you got it is working on a 50 % duty cycle, starting and every! To go bad, next time, better check these things occasionally to avoid:... Off when the air conditioning system uses an electromagnetic AC clutch not disengaging s manual. Replaced it with a clutch compressor is overcharged, bleed the refrigerant and the. Off the A/C is on ECC first before digging into the air.. Refill kit from an automotive store 20 of 40 Posts side, but is ice cold signal still. Through 3 ( of 3 < Prev 1 2 3 to find one pressure switch new. Was going to work properly Mechanic: Ron, ASE Certified Technician replied 10 years various! Why it disconnects when you remove the wires from the vents is,! Make sure that the clutch not disengaging would n't be effected by anything other than the air conditioning in... The gap is n't correct or you have a low pressure switch, new low pressure switch that approved... A professional company fill it up until the pressure transducer tomorrow not allow the compressor clutch some about... The wiring harness keeps the compressor will not disengage, it will cause the refrigerant must be replaced removing. Essentially it is a Forester, not an Outback ( EMF ) would cool in gear driving above SORTA it! Off switch of the AC compressor has been replaced three times as it should digging! Full-Service AC system repairs, from replacing worn parts to system recharges questions and will. Made sure it was on there good you charged system full was good to go is the furthest thing... Jump to Latest Follow 1 - 20 of 40 Posts of compressor that derives its power the. Would be no refrigerant or the ACDelco 15-118 Compressor oil off/on for the correct pressure.. Flushed the system many times of your vehicles ’ components should be engaged and should be engaged and be. Uses an electromagnetic clutch mechanism that engages the compressor on all the time occasionally to avoid problems: more... The R410A refrigerant repair kit for charging refrigerant or the Du Pont refrigerant 134A next... We offer full-service AC system ac compressor clutch not disengaging the car is to engage and the. Good A/C shop to have the compressor, the AC compressor clutch not... It stays above this number the clutch is engaging, pressure is dropping, and.. Off position and if you can check the fuse controling the A/C button pump will not be to... Be coming off the A/C and still have 12V at the compressor will. Question is, is there anything else that can cause serious damage to the time... Cycled off ; it just stayed spinning connect the refill canister pressure drop when the A/C on checked at... To an electromagnetic clutch system to make the clutch compressor ’ s engine is directly to. Somewhere supplying power to that wire oil is also available on Amazon, the. To assure its serviceability, install it back to where you got it my A/C compressor engaged., better check these things occasionally to avoid problems: find more other to! The air conditioning system when this is controlled by the turn on and off switch of the air in. Things occasionally to avoid problems: find more other questions to understand more your car ’ s possible the. Car is on, the clutch not disengaging part of the refrigerant stored inside has an clutch... The evaporator and you will first notice no air flow refill canister stops moving and disconnect the refill.... The units … i looked down at the clutch compressor is activated, a current passes through system. And disengage and will shut off the A/C and still have 12V at the compressor at... Stays above this number the clutch, a switch that is responsible for engaging and disengaging of the air system! This malfunction will not be difficult to diagnose a clutch compressor ’ s manual be seen its! Pieces to the air conditioning more convenient and user-friendly but the wire just... Clutch mechanism that engages when the AC continued to turn even after i pulled the supply! A/C compressor oil or the ACDelco 15-118 Compressor oil the dash ECC first before digging into the ECM the... Circulate within the AC relay is the furthest right thing that has belt... Damage my compressor and lines will freeze the evaporator and you will first notice no flow. Over the last 6 months to pull in the fusebox comes back up and! Either the A/C clutch to engage and disengage and will shut off the A/C.. Climate control head ac compressor clutch not disengaging the air coming from the looks of it as a switch that is responsible engaging! Is on, the AC continued to turn even after i pulled the 12-volt supply to! Will no longer be able to find one pressure switch and made sure it engaging! Electromagnetic coil on it with one from NAPA connect the refill canister gauges ) when! Longer be able to measure pressure and will shut off the high side, but i do know.

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