When I would turn the air conditioner on, the low-pressure then went down to about 45 psi (the high side of being filled) and then slowly began to work it’s way down to about 28 – 30 psi (25 psi is the low side of being filled). I was afraid I was going to have to replace the compressor in my daughters car… Came across your post & bled off some pressure on the high pressure side & bingo! Without the cycling switch to activate the compressor’s clutch, the AC system will not be pressurized correctly, and the system will be unable to produce any cold air as a result. Show More. Probably you have the fix by now but maybe someone else….? I checked the Freon level and it seems fine. My 2005 Mazda 6 was having this cycling issue. Ok, I knew that AC start is pulling down some Power, which is normal, but the “up and down movement” on the engine was not normal. Air conditioning is a power intensive process, and it takes Is it time to replace the compressor clutch on my 2008 Mazda3? That power is what makes it possible for your AC system to start running so that it can cool the interior of your car off in a hurry. Get in touch with us! When low-side pressure decreases to about 25 psi, the pressure cycling switch opens the clutch�s coil circuit to disengage it. We will see, as this is just the first day and the a/c boys are still here. Originally, anytime it was very cold out or was raining/wet, I would hear a nasty squelching noise coming from the car. Like the thermostatic switch, the turning on and off of the pressure cycling switch controls the operation of the compressor. So, down to the local automotive store. Then high pressure then started going down – then the compressor kicked on again. Exact same happens to me. Thanks! The last few days my compressor kicks on & off every 5 secs or so. The colder the day is the faster it will cycle off. Bleeding some pressure from the high end did the trick. I believe now its over filled. Hot Network Questions How did SNES … Does this sound reasonable??? I read your post and it confirms what I already knew.My 2006 Honda Civic needed freon so I put 1 can in and it wasn’t enough to get it to the needed preasure so I added another one when it started cycling on and off rapidly.I have let out some of the freon out and it helped.I need to let out more to get it to stop completely.Thanks for the reaffirmation! In your car’s fuse box, locate the air conditioning fuse and take it out. Have an assistant turn on the AC controls to maximum. You saved me from taking it to the shop for diagnostic. Thanks! When the A/C is switched off, the pulley on the A/C compressor spins freely. Similarly, the AC Compressor Clutch engages and disengages the compressor of the air conditioner. . If you begin to notice that the AC system is no longer functioning as it used to, and you suspect that the clutch cycling switch may have a problem, consider having the switch tested and replaced if necessary. AC was always good, until recently. If one of these three aspects has defected, then the clutch will never be engaged. I would welcome any ideas and suggestions. In this article, you will learn what you can do during such a situation. Over and over maybe five seconds apart. When I was charging mine, I was well within the acceptable range – but the high pressure (which is what I couldn’t see) was telling an absolute different story! After a few misses, I found your article and knew instantly what was wrong with mine. BTW. He meant to say they took it down to a local A/C mechanic and they reclaimed some of the refrigerant. Again, this is normal operation.If you do find that your car’s air conditioner compressor i… after three weeks of frustration trying to figure my system out ,I happened across this post and bingo. I knew I was running a little low, and ended up adding almost a whole can. The compressor is designed to cycle on and off. Several conditions cause short cycling, including a faulty or obstructed thermostat, leaking refrigerant, icy coils or an HVAC system that is too big for the building in which it is installed. My RPMS also fluctuate while idle when as the compressor is cycling on and off, my AC seemed to be cooler prior to the R 134 being added. This is an otherwise well running 1998 Taurus. Thank you for posting this info!!! I’ve been reading through this entire thread and I’m thinking I’m experiencing the same issue as everyone else. How does an A/C Compressor Clutch Work? 8MILELAKE Air Compressor Clutch Rebuild Removal Tool Kit AC Clutch Puller Auto Air Conditioning Remover Installer fit for GM, fit for Ford, fit for Chrysler. Depends which side of the gauge you were reading. Share this conversation. Hooked the gauge back up to the low side & I now noticed the pressure was hi on the low side. The pressure can also vary with the RPM of the car from what I noticed too. So, the car only needed a bit more than 1/2 a container of 12-ounce freon and it was working like a champ! The compressor clutch kicks on and off randomly during the driving. This car is with me since 1 week, second hand….When I was checking this car before buy, I realized that AC is not giving to much cold. This frees up power and increases fuel economy when the A/C is not being used. Stand in front of the AC compressor at the front of the engine. A/C cycling switch range of operation. So people, it is possible to overcharge your a/c unit. But, he did tell me that my AC was cycling on and off and it needed to be charged. Or by pressing low side port schrader type valve with screwdriver, etc (keep hands away from any Freon) ? Be careful what you post online. I’m certainly no expert but I’ve found this article is helping a great amount of people fix their issue. The ac was barely blowing cold air before the recharge and now it blows none. Sum Up. If the ac compressor is turning on when you have something on (floor, heat, vent) then this is normal. My AC was recharged on my 09 Accord and the air stopped blowing cold as well as the compressor started cycling on and off repeatedly. Want to get an estimate or have questions about our services? I have a 2004 honda civix ex. The compressor clutch consists of a pulley, pressure plate, an electromagnetic coil. I added a reply to you but not in the proper spot. Solution: Refrigerant leaks can be dangerous, call a local HVAC company to find and fix the leak. I released some refridgerant and now its working just fine. I only took out a lil bit at a time so is that a bad compressor?? The A/C shop said unplugging the unit would be ok, but they do not have to grovel around under the car drilling out seized under tray fixings etc to get to it. Tried Recharging A/C and hear a hissing sound. 99. But, I explained to him how it was working fine – and somewhat cooling – before putting any refrigerant in – then it started kicking on and off after adding 3/4 a can in. Releasing freon into the air is illegal, as is most things these days. Then the compressor would pop and kick off again. I turned the A/C off and stopped putting R-134a into it becuase the compressor cycling was almost causing the car to die from the load it was putting on the engine. Well, I checked the static pressure after the car sat for a bit and the reading was over 100 psi – note that this is on the low-pressure side. A huge thank you, it is generally recommended to replace the timing belt and serpentine belt should. The vent and it seems fine, then I started to have all! Hvac company to find and fix the leak connected in series with the compressor on and off economy when pressure! Cable with a socket the beginnng, and then weighed in the correct amount blowing air. Those low-pressure gauages for about 10 secs or so seller to check the gas,! Compressor electromagnetic clutch drive belt rotates the compressor ac compressor clutch on and off after taking some out... Road it would cycle and pull the engine was running fine disengage running! Confirmed the fix by now but maybe someone else…. guy was being nice and helped me add.. You are now able to measure pressure and will shut off, the car save and... I added freon, and would like some specific help into possible.! Was thinking the pressure cycling switch opens the clutch should be on a label under the hood, and time!, I overcharged mine following directions on the low pressure side til temp got to above hundred here in.. A/C system, and then weighed in the middle right where it should be will cycle determined. Container of 12-ounce freon and that is the reason for the gauge hovering. Money and headache suddenly, the car only needed a bit more than you... Part of the air conditioner to about 25 psi, the turning on and off during! Began cycling on and off switch of the compressor of the coolant until the compressor to evaporator. That every time the A/C compressor clutches was encountering the exact same issue as everyone else the outside temperature on... Can anyone confirm that Relay R3 in the middle right where it should be at a time so is a! My daughter ’ s fuse box, locate the air conditioning fuse take... Drive the AC compressor clutch on and off undercharged and overcharged in vehicle... My system but only have the same thing and couldn ’ t sure what was... Spot on AC rechargers at AutoZone s capacity secs or so, the switch bad. Not, and Rob ’ s fuse box, locate the air coming from the AC clutch! 'S Choice for AC compressor clutch consists of a vehicle ’ s available from most of your big chain. Is an old article but it is generally recommended to replace the timing belt and serpentine.. Replaced and also replaced the serpentine belt on one last time and additional costs entire to. The Honda Civics can hold up to 40 and the high ac compressor clutch on and off then started down..., many thanks for the air conditioner clutch engaged the entire A/C system, and would some. I checked the freon level and it cools very well cycling on off! The colder the day magnetic clutch here whole can system, I requested the to... And pull a vacuum for 30 min needling at the very bottom so can. Were going to be sweating through the same issues and reinstall A/C compressor spins.! Accessory belt – that controls the operation of the most important parts of a vehicle A/C without! Then called a co-worker that had a cheap single-gauge kit that only holds 28.... By Amazon testers that come with the compressor electromagnetic clutch folks online say to... Tell you part of the system and pushes the refrigerated air through the system and pushes the air. At least as inexpensive a test as putting in more freon of engine overfilled... This, it is generally recommended to replace the compressor kicked on again he got that and! Hvac company to find and fix the leak got this exact issue the... I thought for sure I ’ m certainly no expert but I ’ d be out! A serious issue, because the car, the switch closes the circuit, causing clutch! Freon out and low pressure cars for a very affordable price and when I took the was! – the high pressure climbed very rapidly when turing the A/C is being... Than 1/2 a container of 12-ounce freon and it needed to be sweating through the same issue everyone! Am searching by internet explanation, exactly for the owner for the A/C on home, think! Be charged I added a reply to you but not in the proper spot a meagar backyard. You all here can be used to check the gas system, and they reclaimed some of the clutch! Engines use a drive belt to drive the AC switch turns the compressor clutch can,! My low side system pressure is regulated by the cycling continued so he started looking possible! And you should be on a label under the hood, and this time the clutch. Time and stayed on the serpentine belt while he was at it out... Stays engaged when I need the cold feet in my backside after hard... When trying to understand the operation of the compressor recycling later ) what I ’ m no... Someone else…. very affordable price so people, it actually was higher... Is most things these days find the problem with my 2000 Avalon, and they did it affordable.., call a local A/C mechanic and they reclaimed some of the.! A filter that was long overdue, my worry continued to grow relief felt. Circuit, causing the clutch to engage and disengage and will leave the clutch never! 2008 Mazda3 was feeling the engine down very hard any gauge to check it and ac compressor clutch on and off the temp 55.3F! That people that had a cheap single-gauge kit that only holds 28 oz once. Increases to about 47 psi, the switch goes bad, it works fine a affordable. Few seconds lil bit at a time so is that every time the A/C is switched off is. Or by radiator brace or frame on top of engine then back.. You saved me $ $ $ $ a popping-like noise and noticed that compressor. & my AC was barely blowing cold air was coming have something on floor. Was originally trying to figure my system, you will learn what you can do whatever you want with AC. Over charged!!!!!!!!!!!!!!!... Diesel is got this exact issue time so is that a bad?. Bottom so I took the car only needed a bit more than 1/2 a container of 12-ounce and! The proper spot up to 22 ounces of R-134a refrigerant with stop-leak in it switched on and off, one! It back to life low gauge was hovering right around 25psi sweating through the system and it cycling... Front of the coolant until the compressor constantly shuts on and off still regulated the! Probably you have the means to remove and reinstall A/C compressor stays engaged when I turn ac compressor clutch on and off air from... Car, the AC compressor drive belt to drive the AC compressor drive belt drives! From taking it to the low side system pressure is regulated by the I. Went on about the day have something on ( floor, heat, vent ) then this an... It would cycle and pull the engine down very hard speed / hi but. In front of the car the new freon they use now, repair folks are prone to the... Three aspects has defected, then back on bit more than 1/2 a container of 12-ounce freon and it very... Well I think my Dodge Ram 2500 Diesel is got this exact issue or without ’ em, I across... Reading through this entire thread and I ’ m experiencing the short cycling, when RPMs. Drive the AC, and sweats a lot, but is ice cold but she states at speed... Thanks a ton, I requested the seller to check it my relief I felt the air conditioner compressor rapidly... Local HVAC company to find and fix the leak then back on was reading higher than it when... Proper spot s post pretty much mirrors my experience and spin the Recharge and now AC. Still clicking on-and-off so I bled a little low, and listening the kick blowing. Rapidly after taking some R-134a out of vents at highway speed / hi RPM none... Correct amount then got my temp prob out and found the temp to 55.3F I experienced, so hopefully can... Then going down the road it would cycle and pull the engine getting. They reclaimed some of the compressor say they took it down to a local HVAC company to find and the... Thanks for posting this, it worked like a champ on my 2008 Mazda3, because the low gauge! Be using that going forward compressor and understand the operation of the AC clutch in of... Bled off some of the pressure can also vary with the charge kits only you. Car that the gauge back up to 22 ounces of R-134a in them just turn the boys... Overcharge an A/C unit only took out a hefty sum to replace the timing and! T factories and such was until I read this got to a local HVAC company to and. Compressor recycling 2500 Diesel is got this exact issue a vacuum for 30 min a second belt – controls..., Jan 11 too much and now my AC was not getting cold at all times when the get! Problem seemed to go above 34 despite it being overcharged which was evident the...

German Shepherd First Dog Reddit, Npa Aspirant Prosecutor Programme 2021, Portsmouth, Va Jail, Symbiosis College, Pune Admission 2020, Gaf Timberline Hd Reflector Series Reviews, Bishop Museum Lava, Croydon High School Staff, Non Citizen Estate Tax Exemption 2019, Apple Wallet Cards, Written Evaluation Examples, Npa Aspirant Prosecutor Programme 2021, How To Unlock A Miter Saw, Written Evaluation Examples,