Civic ac compressor not cycling. When I push the AC button both radiator fans kick on.

Civic ac compressor not cycling That's why they have clutches so it can cycle off and on at higher speeds. Jul 1, 2007 · I was out driving today, stopped at a light for a few minutes in 90 degree heat with the AC running (car was fully warmed up). In fact, without automatic climate contol, neither the ECM/ PCM nor the heater control panel possess any means of determining the in-car temperature. Jul 14, 2023 · After that I then pulled the ac relay out, and attempted to jumper wire the 2 pins as seen on a youtube video, to try and get the ac clutch to engage, this also didn't do the trick, and I didn't see any sparking or anything while attempting to jump the compressor. While it is true that a cabin filter would add stress to AC system, it should not fail in less than a year. 3. 1. Jul 14, 2021 · It uses a clutch to grab the pulley and cycle coolant through your Civic’s AC system. 14mm bolt pops right off with a shallow socket set (with angle and extensions). May 2, 2008 · Every car I have owned (more than 20) has had an air conditioning system that cycles on and off. I've read a few thread online indicating that the usual suspects are the relay switch in the fuse box or some type of sensor attached to the alternator. slightly cold air at idle, then gets colder when car is moving. Fans would cycle just fine when it is not THAT hot outside (80-85F). I took it to a car AC shop and they said ur gas is a bit low and the condenser is choked. 2012 civic, system did this before and after a recharge. Customer: Is it normal for a 2006 Civic to not cycle the AC compressor at idle? It cycles normally at 2000 RPMs, but pressures are static at idle. 5 amps. Compressor, seals, hoses, etc. The refrigerant charge is ok. The body shop had to replace ac condenser due to an accident. Blow nice and cold air. My fault as it's my wife's car so I never drove it much until recently. we made no ac or heat changes (minus the recycle door motor -see other post) well now if i put the ac to cold and hit the ac button the compressor will not cycle. Most compressors today can't be rebuilt or serviced without specialty tools or machines to take apart the clutch, press in bearings, or open the case to replace the seals. I checked the fuse in the engine compartment, as well as the refrigerant level; fuse is fine and AC refrigerant is full and holding pressure. The blower unit inside the car seemed to work fine, so I skipped it. Pulled vac down to 600 microns and charged with r134a(was r1234yf). Until it's too low for the compressor to engage. When you press the A/C button the command signal goes through the pressure switch, thermal protector to the multiplex then to the ECM/PCM. I know from the past the compressor has a clutch on it. This is not my first time that I work on AC units, but this my first time that I I am not able to solve my problem. If this clutch doesn’t grab, the AC compressor will not turn on. This happens because AC compressor links direct to engine’s crankshaft. After replacing the evaporator and having the gases proffessionally evacuated and refilled pressures can be seen through Vida as 450kpa with compressor off and 1400kpa with compressor on. 8 ac compressor cycles on off then stops complete after a few miles driving blows cold when it works Jim 18 yr honda tech, 30 yr experience, 13 ase master tech Aug 31, 2022 · Hi I have this 2006 Honda Civic and my AC compressor and the two large fan behind the radiator always stays on. Dec 2, 2020 · We had to return, and they finally replaced the AC Compressor, which resolved the issue. Oct 13, 2021 · Yes. -To install AC compressor, is the reverse of removal. You'll hear/see click closed/open. Refrigerant was added to yield a pressure of about 35 PSI when the compressor was on (ambient temperature was about 75-80F). Now while i’m running the car it sometimes stops blowing cold , the fan still working. Park your car in a well-ventilated area and turn the engine on. They said it was low on freon and recharged the system. May 15, 2022 · 12 Civic Compressor Short Cycle? Jump to Latest 2K views 6 replies 4 participants last post by Allmotor May 29, 2022 Mar 16, 2022 · It is not normal for the compressor to be "on" when the A/C button is off. also depends how hot it is outside and if your car was sitting in the sun all day (and all the ducting and ac parts are hot) Jun 7, 2006 · My 96 civic ex has now decided to cycle the a/c compressor way too much. Think about the noise that a normal air compressor makes (for air tools, for example), they are pretty loud but only when they are actively compressing air to fill the tank. Now it cycles exactly every 6 seconds and then every 14 seconds. The compressor relies on the refrigerant to cool itself too. Dec 30, 2019 · 2019 Type R. So im not sure how he came to that conclusion. Aug 7, 2024 · Author: Ralph P. Here's one with some good info. when at idle the compressor will turn on as necessary to meet the demands(how cold) of the system. comCashapp: $AutoPurlieuVenmo: @Legend_garyThank youJoin this chan May 26, 2011 · I have a 2007 Civic EX sedan, and am starting to hear a noise every time the compressor is on. 90,000 KMS Doesn't matter if the ac is on or not, the cooling fans on the rad kick on and off constantly. 5. I know the fan is supposed to kick on after you turn the ac on but there's a slight vibration that comes on afterwards. The compressor runs fine, had the ac condenser replaced. Apr 2, 2023 · It is coming up on summer weather here in SC so I started trying to troubleshooting my AC. The clutch cycle changed quite a bit. )? Aug 30, 2023 · However, if your AC compressor is not cycling, it could indicate potential issues with your air conditioning system. I popped the hood and looked at the A/C clutch, It is not spinning at all. is this normal for an ac compressor to cycle this often (roughly 70F outside, blowing cold inside) or may it require further diagnosis? Not pictured, but fans are coming on/off with the compressor. May 20, 2013 · So in summary, the compressor comes on and blows cold until it gets hot outside. Overcharging the system will damage the compressor. I got the compressor clutch to engage by jumping the relay with a pice of wire. g. Jun 9, 2017 · However, compared to most reciprocating ac compressors, they nearly always feature a thermal protection switch in series with the clutch coil, which is supposed to trigger and cut power to the clutch coil once the compressor's metal shell reaches a critical temperature (this is meant to avoid compressor damage, i. It should not have any leaks since the mechanic added dye and checked a few times already and replaced the condenser which had a small leak. its also a handy way of knowing if your system is low on gas and needs topping up without a air/con guage , and between 1. It just exited the three year warranty. Feb 17, 2011 · Option 2) (I don't have an SI to do this) see where the drive belt goes to the compressor, there will be a portion that extends off from the side opposite of the compressor. you can feel drag on engine when compressor engages. Sep 22, 2012 · AC compressor can only rotate Clock Wise, else you can break the new compressor. This compressor raises the pressure of the refrigerant Apr 28, 2021 · Hello everyone! Hope all are safe and well! I noticed today that as I'm parked and the ac is running, the compressor keeps cycling on and off. Set the AC to the highest setting and the fan to the lowest setting. It's not loud or anything, but it's definitely noticable with the radio off and the windows up. However, with the relays replaced the AC system still does not work. You can swap it with one of the other identical ones (I believe the radiator fan) and if the radiator fan comes right on then the relay terminals are stuck together. I own a 2018 Honda Civic LE, which I bought new in March 2018. It stopped blowing cold air. 75Kg(1. 8l r18 manual So what's happening is that i can see that the compressor clutch is always engaged (NOT CYCLING!) , this is with the climate system off (even after 5min) or with the heat turned to max. To test this, when AC is not blowing cold, check if the compressor is engaged, visually inspect if the compressor clutch is engaged and note if the cooling fans are running. When the evaporator temperature reaches the upper limit, the ECM turns on the compressor to bring it down. For the life of me I cannot get my AC issue figured out! 2006 Civic EX. Took a week for Fedex to deliver. Once the car sits off for a bit, I can start it and have cold AC until the cycle starts over again and begins blowing hot. My coil is clean. But you should use a thermometer to dictate the cooling efficiency not your hands. I disconnect the battery and heard this relay clicking. the evaporator temperature is nearing 32F. By that I mean it comes on for a few secs, then turns off for a few secs. 7 volts is low pressure and above 4. RPM’s jump like in the video every time it engages/disengages. All of a sudden the compressor will not kick on. I checked the relays and fuses and they're both good, and I also put a multimeter across the relay terminals where the current should flow to the clutch and get a steady 14 volts and 3. It turns out now my AC evaporator has a leak. Hell, my old busted compressor at least made a fresh 74f, the new system hovered at 80f. If your Honda Civic’s air conditioning isn’t working well, you’re not alone. This would tell me the ECM is correctly calling for AC 2) I measure voltage coming to the AC Clutch Relay ONLY when the engine is running - no voltage with just ignition turned on. Tired this with both the a/c turned on and the a/c not turned on. If the system has correct amount of Freon and it doesn't leak there is no reason it would be warm, the temp switch only turns the A/C on or off, and also a pressure switch in the A/C lines. The only suggestion I have is to adjust the AC temp setting to see if this reduces to frequency of the cycles and as was stated above don't use the defroster unless you actually need it. I'm not sure how it was before because I never paid attention but now the ac compressor kicks on and off every 10-15 seconds. The AC did not blow cold air after the refill when I went back they gave me a quotation to replace the Air Conditioner Kit, AC Condensers and Compressor. Apr 25, 2012 · Grounding both wires in the 2p pressure switch had no effect oh the system coming on. But as far as the a/c performance, it is definately THE BEST a/c that I've ever had a pleasure of using daily. This is because, the compressor on/off state is determined by the temperature of the evaporator. Hey all, Got a 2012 Honda Civic Hybrid. Jun 16, 2016 · Ever since then, the AC system did not shut off once. what else could be wrong? Jun 19, 2023 · Ac Compressor Not Cycling off . When I hook up my r134a can to my yellow line and crack the low side port open on my manifold gauge, it draws in a little bit of refrigerant and then stops. Jul 17, 2003 · 1978 - 1996 Big Bronco - AC Compressor not cycling - I had my AC repaired a couple of years ago and this year, it is not cycling off and on. Oct 7, 2014 · I had the exact same problem which I finally fixed this week. Neither fans nor the AC compressor clutch engage when the car is running. Turned out the AC compressor was running all the time and would eventually stop cooling. Jun 26, 2022 · For a Civic LX 4dr with the 1. Aug 7, 2024 · The AC compressor in a Honda Civic is built to last for many years, but there are several factors that can affect its longevity. This sounds like it could be a relay problem? Maybe a clutch problem? Aug 13, 2019 · It only happens when I have the AC on, and it's pretty audible from the driver's seat. Compressor kicks on and off when AC button & rear defrost are off (40F). Compressor engages but it is not pumping and refrigerant, both go and lo sit at 52 psi, any ideas would be greatly appreciated. Currently I have to drive 45min with the AC on full blast to finally cool down by the time I get home. ) Setting the blower to "fresh", should lengthen the compressor's on cycle. Based on what I have read I am thinking the belt or the pulley needs adjusting. Compressor cycles on and off repeatedly every 5 secs when at idle. 5 seconds OFF, and repeat, and repeat, and repeat endlessly! It's absurd! The A/C does blow ice Is it normal for a 2006 Civic to not cycle the AC compressor at idle? It cycles normally at 2000 RPMs, but pressures are. Again, correct from the ECM Feb 9, 2008 · Every car I have owned (more than 20) has had an air conditioning system that cycles on and off. An air conditioner that is too large for your home will likely start short cycling. At least, I think it does I haven’t studied it enough to see this. It would not engage, the clutch would not kick in (compressor not spinning), and obviously I would not get any cool air. Oct 20, 2024 · Understanding how these parts work together can help keep your Honda Civic’s AC running smoothly. Apr 1, 2017 · So I just set it on low auto and cycle it on and off myself if it's getting too cold. Jul 25, 2019 · Your Civic’s air conditioner will not work if the refrigerant level is too low. If the clutch is not engaged when it blows warm though, it's an issue with the clutch or control circuit. Compressor is run off of engine speed. Popped the hood today and noticed my air compressor was not cycling on/off. 75 volts is very high pressure and your compressor clutch wont engage. In my case, I took delivery of the car in Nov-2017. 5 seconds ON, 3. I find this extremely frustrating. Check the compressors connections to ensure you're getting a good ground. When I'm driving and come to a stop light I feel cycling on and off. Took a few tries. Common Honda Civic Air Conditioning Issues. May 30, 2008 · Probrably has something to do with the size of the ac compressor. 75 volts in high pressure and your clutch will cycle on and off and fans will run at high speed. It will disengage when I turn the air off. With all that in mind, let’s look at why an air conditioner shuts off every few minutes (or even seconds): #1 Oversized AC Unit Might Cause Short Cycling. Dirty air filters can cause the system's blower motor to draw too much current, leading to an overload that trips the circuit breaker or causes the compressor to short cycle. Prices may vary depending on your location. Replaced entire ac system; compressor, condenser, drier, hoses and it still didn't cool. It is not only responsible for pumping the refrigerant throughout the AC system but also converting the refrigerant from gaseous state to liquid state as it passes through the condenser. 00 later I was happy with my AC working and cooling fine, but Oct 29, 2015 · At this point the compressor was cycling pretty frequently, I don't remember the pressure readings at this time. Jul 15, 2013 · But if it is cooling ok now then it should be ok. Motor on and AC running on full. Jun 24, 2016 · I have a Honda Civic HB 2005 with the same battery drain issues. Aug 3, 2022 · What you're hearing is the compressor cycling on and off. The Honda dealer charged us hundreds to diagnose the problem and changed AC parts, but could never fix it. 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 May 26, 2011 · See if the compressor is actually turning with the AC button depressed. If the compressor kicks on it is cooling. The other day on a road trip, it was about 80 degrees outside and the AC was in full blast. Jul 18, 2010 · It has and always will produce a colder blowing AC. Sounds more like the AC needs to be recovered and recharged after finding and repairing any leaks. Sita Ralph P. Mar 24, 2009 · SOURCE: ac compressor clutch does not engage to prevent damage to the air conditioning system there is a "low pressure switch" located on the condenser near the low pressure hose (large one) . The civic is a small car that is known for it's fuel economy, so throwing a large compressor in there would kill fuel economy and sap away a good ammount of power from the engine. This is especially annoying in stop-and-go traffic or when at a traffic light as it will occasionally kick in at low speed or right when I start to accelerate and I Jul 20, 2022 · Replaced AC condenser - Now compressor not cycling Jump to Latest 897 views 1 reply 1 participant last post by BackyardMech22 Jul 21, 2022 Jul 19, 2017 · I have a 2009 Civic EX with 87k miles. I have a 2003 Honda Civic EX in which the A/C system does not work. The compressor is the heart of the refrigeration circuit. Sep 16, 2022 · The compressor clutch is not moving: You can often see the compressor clutch moving when the AC is on. May 18, 2019 · SOLVED- A/C compressor clutch not engaging- SOLVED!! Hello everyone, I have a 2008 Civic LX with 212k miles on it. freezing up perhaps. When the air conditioning unit’s compressor will not cycle off, it is a sign that there is something wrong with your system. My AC system still does not blow cold air despite the above fixes. However, this time, Honda will not cover the repair since they technically only decided to create the extended warranty for the compressor seal and condenser. When I push the AC button both radiator fans kick on. Looks like if your radiator fans come on when you hit the ac button then you are looking at an issue with the relay, or the compressor coil. A low refrigerant level is perhaps the most common reason that your Civic’s air conditioner is not blowing cold. Jan 17, 2023 · How Can I Tell If My 2010 Honda Civic AC Compressor Needs To Be Replaced? If your 2010 Honda Civic AC compressor is not working, it needs to be replaced. You can verify this by looking at the end of the A/C compressor: within the pully wheel there is a disc that moves independently of the pully. Oct 10, 2015 · Accord 2015 V6 base (no Navi & not Touring) A/C 2013 Accord AC Compressor Clicking Noise. The AC issue has been happening I believe since when we bought it new. I don't think the compressor was turning on. Generally speaking, if the car is well-maintained and serviced regularly with quality parts then the AC compressor should last around 8-10 years. Is this normal? When I turn the AC off by hitting the AC button, then the compressor disengages. We moved to Houston, Texas, in 2021, and the same problem was the AC not blowing on the left side; this is a different dealer. Before opening the hood to see if there is anything wrong with the AC compressor, start the Civic and turn the AC off and back on a few times. The fan was on 2 or 3 clicks and the temp knob was set at the coldest setting (all the way to the left). if the refrigerrant (R134A) gets too low then the clutch will be blocked from activating by that switch . Check for trouble codes: The HVAC control unit has a self-diagnostic function for heating, ventilation, and air conditioning system. The compressor clutch coil and related wiring are OK, your testing has proved that. If it is not moving, it could be a sign that the clutch is bad. Now it will not come on at all. its just not as virulent. 2011 Civic owners to discuss performance mods, body kits, Si Oct 13, 2021 · Yes. Jul 8, 2012 · The AC's been working fine until this weekend. When increasing engine RPM, high-side pressure of AC compressor also goes up as AC compressor spins faster. Everything was working, until the ride to work today. Just recently replaced the ac compressor. The compressor stays on 100% of the time if the A/C is on. I’m not too certain about compressor cycling, but on a recent long drive we would adjust the temperature when the A/C was working a little too good and we got chilly; the air would get a bit warmer, but I never noticed the compressor cycling on less often. Jan 25, 2024 · With engine on and AC compressor working, high-side pressure stays around 200 to 250 psi at 90 degrees Fahrenheit air temperature. REmoving the condenser was also very easy, and the front bumper cover did NOT require removal, only the front grill. These include: Refrigerant leak; Dirty or clogged coils; Thermostat malfunction; To diagnose and address common AC compressor cycling issues, you can follow these steps: Jun 8, 2018 · After 10 minutes from a cold start, the ac will start blowing warm air and stay that way. Parts totaled $450 from Rockauto. Jul 23, 2020 · I am having exactly the same issue like you. Apr 28, 2017 · For the sake of argument (and sanity) I assume that the rad & ac condenser fans are working as they should going to high speed mode when the ac system is turned on, and that the cabin blower is working at all modes and speeds). I had all lines fluched out as well as replaced the compressor, orifice tube and dryer. The compressor operation was the same as before, the clutch does not engage until I turn the air on, but once it is on, the clutch always remains engaged, it does not cycle. The new a/c comes prefilled w May 3, 2023 · Compressor Clutch Not Engaging Solved | Top Reason Why Ac Clutch Wont Engage Jun 14, 2016 · The A/C compressor has a clutch that engages when the A/C needs to run. 20% Tint, Blacked out CIVIC badge, Rally Armors, Honda Door Visors (Type R), Illuminated Type R Sill, Wired Bel radar/mount, FatMat in the trunk area, Mugen Leather Shift Knob, Invidia R400 FP and Back, Type R Rear Cargo Mat/Seat Protectors, Depo Smoked Side-markers, PRL High Volume Intake, DP, FMIC, Charge Pipe, and Titanium Inlet Pipe, Rear Smoked OPT7 Tail Lights, Acuity Jul 9, 2022 · To anyone seeing this I have noticed my compressor does NOT cycle off. The AC works great it just sounds really bad. EDIT - I just did some searching. you can actually here the clutch engage and disengage but yes it does turn off under hard Sep 7, 2016 · Honda Civic 2007 AC compressor replaced, clutch not engaging, no ECM signal. Not in one shot. As soon as i turn my key start position both of my AC fans start spinning even without starting the car. Aug 4, 2024 · the AC system has been cleaned , freon added like 2 times , checked for leaks on freon , radiator changed. 65 lbs) of refrigerant. With the engine off and keys out of the car it was pulling over 3 amps. If so it could be bad compressor, slipping clutch, low refrigerant charge, defective expansion valve, and so on. 2003 Honda - Air Conditioning not working - why and how to fix it. About 2 weeks ago I started noticing that it takes longer and longer to cool the car down on my way home from work. I have replaced the low pressure switch, which did not help. Sometimes when in park will stay on for a long time. How To Manually Jumpstart AC Compressor Clutch. Wondering what causes it so the compressor acts like this. Jul 28, 2008 · its normal, my car did it since day 1. When not sitting in the sun is super super cold. A/C systems specify not only what type of refrigerant and how much. I'm not 100% sure which component is at fault yet but the issue is the compressor clutch and field coil. RON i can not follow this in a wire diagram but my hunch now is that the red wire in ac compressor 3 pin may be the power feed wire for the pressure switch, functioning as follows. Mar 13, 2007 · the ac worked fine the 1st 2 months of owning it. I read somewhere that is usually caused by a failing compressor clutch. The other day I had a 30 minute trip and noticed the same symptom (frozen evap). Aug 9, 2018 · Is the A/C on your Honda not working? Here is a quick tip to look for before troubleshooting the A/C system or installing a new A/C compressor clutch relay. Posted by u/shopboss1 - 1 vote and 7 comments Apr 26, 2022 · Good day people. 2009 Honda Civic AC clutch not engaging So I'm trying to diagnose what's wrong with my 2009 Civic's AC, and so far I know that the AC clutch is not engaging. Paypal: autopurlieu@gmail. Shop blamed it on new defective compressor, replaced and still the same. I came home in shook not knowing what to do. Jul 16, 2022 · Compressor Kit came w/ dryer, pag oil, compressor, oring pack, expansion valve. Anyone have a clue how it even gets powered when the car is Jul 23, 2020 · In either case, the most cost effective solution is to replace the entire AC compressor with a brand new Honda Civic AC compressor kit from BuyAutoParts. My AC has been acting up for a while -- It makes a weird scraping noise and does not get very cold. You asked about the gauge test being free, nope nobody is going to do AC work for free. When i’m idling the car the AC is working normally , cold enough but probably not as much as before. Jun 10, 2013 · When I first got the car, it never used to do that so idk if it's normal or not. Due to the pandemic, I was barely driving (only 5,500 miles in three years) so I put it off. I know I should have brought it in to service while still under warranty, but I didn't. Is it possible that it’s just the clutch and not the whole compressor? If so can I just have the compressor replaced? Thanks Jul 11, 2024 · When clicking the AC button both fans kicked in in the rad (passenger fan is ac). Jul 27, 2019 · Started letting the gas escape into a cloth wearing gloves. but recently think that maybe the compressor is shutting off with it's own thermal cutoff. The only way I can turn the A/C compressor off is to remove the fuse, the relay, or disconnect the actual compressor connection above the alternator. Once it gets hot outside or the car gets in traffic, the compressor shuts off and may not come back on unless I turn the car off for a while. I'm going to assume it can be the clutch, something with the pulley, or something internally in the compressor is rattling, which I hope I don't have to replace the whole compressor. My wife was complaining about her AC on one of our 2001 Taurus and I added 2 cans which surprised me but after 13 years it seems ok. May 21, 2016 · 2) If you want to test the clutch, then find the AC compressor 12v feed for the electro-clutch and whack 12v to it. If you don't hear/see it. I have a 2016 civic that ac quite last year. the engine turns faster and its connected to the compressor. now this caused the lines to freeze and the air in the dash to eventually stop blowing air ( i'm guessing the little rad for the cool air in the dash freezes up and Apr 13, 2021 · below 0. Do it somewhere quiet. Mar 27, 2022 · The compressor is the heart of the air conditioning system in Honda Civic. Air Conditioner Compressor Failure. I am going to order a new A/C relay and replace. It was just working fine last summer. I have a 2010 Honda civic lx and, I bought the car without working AC. In fact, most compressors won’t even cycle on without the right amount of refrigerant pressure (this saves them from eating themselves). In 2020, the same problem, the same Honda Dealer, and another AC compressor replacement. Honda uses fixed-displacement compressors with a clutch that cycles on and off and a fixed orifice to maintain an evaporator temperature just above freezing. I charged the freon and still no help. There are several reasons for your AC compressor not cycling. i put a volt meter on the electric clutch connector and it never get a signal ( i planned on making a jumper to see if it engages but Jul 29, 2016 · My air conditioner was blowing hot air, so I decided to attempt a re-charge using R134A. The control unit is cheaper and easier, so I'd start with that first. I have had the car for 11 years and this is not normal. - Compressor does turn off when I turn off the switch in the controls. HDGENE. In Houston TX, my car struggles when sitting in the sun. Jan 6, 2016 · 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. Is there anything other than the compressor that can cause this ? If so, lead me in the Sep 14, 2014 · Hi, I'm new to the forum. How does the air conditioner of your Civic Hybrid work? The air conditioner circuit works thanks to the refrigerant that is inside. Make sure your coolant system is up to par as sometimes that can cause a heatsoaking effect and affect the ac system. they'll run for about 8 to 10 seconds, kick off, then startup again about 10 seconds later. Have a 2nd person push the AC button, and see if that side pulls in toward the compressor. but if this was the problem then your battery would die overnight. Then, it started cycling on every 10, 15, 20 minutes, if at all. I am trying to troubleshoot my ac compressor clutch not kicking in and I have gone through the other usual suspects (relays, fuses) and I know my compressor was cycling a bit more than usual before it stopped working. Apr 15, 2014 · 10-12 seconds would not be considered "rapid" cycling unless it was 100F outside and the air conditioner was set to maximum cooling and the system wasn't cooling properly. Now that its winter I can survive without the compressor. • AC system pressure is too high and above the high-pressure switch’s maximum Jul 17, 2018 · Freon level is correct compressor replaced with new still air is somewhat cool but not cold what to check next. If the clutch is not engaging whatsover you're correct in saying it could be an electrical issue. I had it in to the dealer for some maintenance and had them check it out. seizure, due to both low oil My air conditioning works intermittently. Recently, my AC began running warm again. Damn near a complete conversion to a 1996+ A/C installation. I went to Brakes Plus for free AC check they refilled the Freon for $100. Please support me by donating so i can keep making great content. Common causes of this issue include low refrigerant levels, a faulty thermostat, or a malfunctioning pressure switch. Disengage the ECO mode and A/C gets nice and chilly even at city speed. , is a locally owned and operated HVAC contractor with over 42 years of experience, serving the DC, Maryland, and Virginia areas. Youtube link to video of compressor cycling at 2000 RPMs. If not sure, turn the AC off and you should see the clutch not turning. Does this sound normal? Aug 22, 2018 · We had a similar issue on my dad's 2009 CRV EX. (on/off/on frequency will be often and of short duration in the order of a couple of seconds or less. It was the AC compressor relay. Brief history is that the A/C compressor, Filter drier were replaced in 2016 and the Heater Control Unit in the Dash was replaced in 2017 (when the mechanic said it was my MICU). Jul 18, 2013 · Hi guys! I'm looking for some help (possibly with pictures?) on how to jump my A/C low pressure switch. If there wasn't enough refrigerant, at high revs, it may have been overheating. Based on your question this likely isn't something you can do. The A/C system on a Honda Civic uses only . accidents, customizations, specialized parts, etc. However R12 is worse for the environment. Jun 27, 2021 · The two things that annoy me about this car are the constant cycling of the AC compressor and the Apple Carplay issue. The total was $1609. The hotter it is outside the more the compressor has to work to keep the AC pushing cold air. I did change the cabin filter in Aug-2018 and the AC failed in Sept-2018. Aug 6, 2024 · The system started off by taking longer and longer to cycle on, then it would only cycle on if I turned the cooling temp setting either very high or very low. The outside temp yesterday was 27C and this morning it was 16C. The AC Compressor could be the issue. Anyone have any idea what this could possibly be? Thanks! Video of rattling For some reason my ac compressor keeps cycling on and off. Sep 28, 2014 · I'm not sure which component is responsible for cycling the ac compressor on and off, but it sounds like yours isn't doing that. Aug 24, 2017 · My 2012 Honda Accord V6 AC compressor was cycling on and off every 6 seconds which seemed like a lot but blew ice cold air. Then AC was giving very nice cold air! Car not shaking anymore and compressor not cycling so fast, I don't even know when it's so Jun 9, 2014 · New to me Civic (bought a month ago), 50K miles, and I'm noticing the compressor along with the fan cycling an insane amount. If it's not grounded you may need the ground too. The pressure readings are ok they said at shop. Probably took about 3 or 4 minutes before pressure reading dropped to about 45 or so. A compressor will compress more at 3000 rpm than at 700 at idle. Nov 29, 2024 · A dirty air filter not only leads to an air conditioner's short cycling but can cause further issues such as frozen evaporator coil, and compressor overheating. Since I live in the mountains, it has not been a big priority because I seldom use the a/c Aug 8, 2011 · So my Civic has been giving me the business lately. AC worked fine for short periods, but would fail after an hour or so of driving. I vacuumed the system using a vacuum pump per usual. It also happens when I'm stationary or driving. 2. It's perfectly predictable, so I used a stopwatch. A true conversion consists of replacing all the components to R134A compliant components. you can have your system tested and recharged or you can do that yourself . Jul 3, 2019 · I have a 2008 Honda civic LX, I just changed the ac compressor, condenser, expansion valve and thermostat. 7. I believe it should rotate most of the time when the system is cooling. Note: the a/c compressor operates when rear defrost is on. May 15, 2006 · yea the compressor cycling is definately apparent in this car Never had a car that did that Its definately not necessary in the south, but in the northern states, it can cause a frozen evaporator. Possibly remove the alternator belt so you can spin the AC pulley by hand and you should feel some resistance when electro-clutch engages and works the pistons inside. Jun 28, 2016 · I have replaced the following in my car and the AC still does not work * AC Compressor * AC Evaporator *AC Condenser * expansion valve * AC Relay * Refilled Freon The AC pressures seem fine. I don't think it's the clutch as it works fine when it's running, May 28, 2016 · What WILL change the duty cycle of the compressor is the fan speed. the compressor head pressure is too high. Cycling On and Cooling fan / strange behavior? Clicking noise when heat and AC is on Question about Air Conditioning Cycle Air Conditioning Seems to Cycle when on Coldest Setting Cooling fan cycling on/off repeatedly 2014 Honda Accord A/C compressor Car AC Clutch Cycling Switch Replacement Service How much does a Car AC Clutch Cycling Switch Replacement cost? On average, the cost for a Honda Civic Car AC Clutch Cycling Switch Replacement is $317 with $222 for parts and $95 for labor. the R134A is Mar 3, 2019 · While PAG Oil is compatible with R-134a systems, R-134a Oils (POW Oils) are NOT compatible with R-1234yf. I have replaced the compressor (done it myself) but did not take care of the problem. May 27, 2018 · Here are the most common causes of an AC compressor clutch not engaging: The AC system is so low on a refrigerant that the pressure is lower than the minimum required to operate the low-pressure switch, allowing power to flow to the compressor clutch coil. The process to renew the air that enters the cabin may be divided into six basic phases: When you turn the air conditioning system on, the compressor starts. The noise is the sound of the compressor, just exaggerated and it gets louder as I press on the accelerator. Jun 4, 2015 · The more you drive on it the more metal bits will get into those said lines and if you were to replace your AC Compressor, you would need to flush out those lines well before even attempting to install a new compressor. compressor is engaging and appears to be working. Jun 28, 2019 · 1) I observe that when AC is ON at the control panel, the condenser fan comes on, while the clutch does not. At first, I thought maybe the evaporator coil was freezing over after driving 30-40 minutes. I replaced the AC compressor and ac expansion valve last year. Jul 1, 2014 · If it's hot, humid and sunny enough, the clutch won't cycle. Jun 5, 2013 · AC compressor can only rotate Clock Wise, else you can break the new compressor. Jun 20, 2015 · If the ac is stuck on 100% and not cycling, pull the relay to keep it from killing itself. If the compressor was bad youd see it on the manifold gauge. But the a/c "on" indicator does not illuminate. If clutch is engaged and fans are running, increase the engine rpm to 2000 and note if the cooling efficiency is improved. Sita, Inc. Jun 20, 2017 · I have a 2013 Honda Pilot ex-l. May 17, 2022 · cycling on and off Customer: 2009 HONDA CIVIC 138K miles ac is cycling on and off, very cold when its on Mechanic's Assistant: How often is the Civic typically serviced? Customer: just bought it so I dont know Mechanic's Assistant: Are there any details in the vehicle's history that might be relevant (e. Sita is a seasoned professional with deep roots in both the HVAC and tech industries. I parked for half an hour with the car off. And started behaving a lot more like the way it should. When the compressor engages, it saps a lot of power from the car. It could be that the clutch/compressor is bad. I checked the weather Aug 21, 2022 · I've noticed that my compressor clutch is not cycling. There are also no leaks from the information that I have gathered. 94 and 4. But I did read in another forum that it’s supposed to cycle off every 5-15 seconds or so. I own a 2012 Civic LX with 140,000km (87,000 miles) with no A/C issues whatsoever. Jan 31, 2011 · The a/c would cycle about every 6 -8 seconds. Aug 17, 2009 · I am curious if it's normal for the AC compressor to cycle on and off every 30 seconds or so even in "Max" mode. Prior to the re-charge, the gauge reading on the low side was about 15 PSI. I have taken to the dealer and they tell me that it might be the compressor. Nov 7, 2014 · Hi, I have a 2010 civic DXG, standard. I feel the ac is not cold enough until I start driving. should be able to hear/feel it engage/disengage. very cold on highways. May 30, 2007 · AC compressor can only rotate Clock Wise, else you can break the new compressor. Condenser fans run, blower fan under the dash runs. That's a lot higher than 50psi even when the compressor is off. I pressure tested for two weeks(100 psi) and it held. low pressure side is cool but not cold high pressure side is warm but not hot. I found a video where the guy simply took a 4" C-Clamp and clamped the clutch to the pulley (versus a prybar on the head to the ground). The problem is with the control side of the circuit. In the end I took a weekend and diagnosed a blend door not closing all the way. The compressor turns off at random times and does not blow cold air, but then later it turns back on and is fine. 08 honda civic 1. Loss of lubrication is unquestionably the most common cause of compressor failure. . Wait for another 40 minutes, make sure the vacuum holds. -Recharge AC with PURE R-134A (no Additive), use AC manifold gauge, pull vacuum for 20 minutes, and shut off the vacuum pump. Jul 12, 2018 · When the AC is turned on, the compressor engages and the air coming out of the vents is ice cold. Took it to a mechanic, they said it was a bad compressor, replaced the compressor and recharged the system, and $1300. AC compressor and fans on all the time. When I bypass the three relays at the under hood fuse box for all three items, the AC blows cold air in the car. Not to say R134A is safe, because it isn't. Jul 23, 2013 · Or just disconnect the compressor and jumper the clutch + wire to the battery. Even if the refrigerant was low the compressor would still cycle the clutch every ~20-40 seconds. I figured these components were at fault due to the fact that the condenser fan was cycling on and off but the compressor clutch would not spin up (not always anyways) and I get Aug 30, 2009 · The A/C compressor clutch does not cycle because of the temperature set by the driver using the tempeature control dial (not "thermostat," by the way) on the heater control panel. The cycling is to prevent evaporator freeze up but on really hot days the system can't get the temp that low. Jul 28, 2008 · The temperature control functions by allowing a certain amount of hot air (having passed through the heater core) to mix with cold A/C air. Aug 23, 2016 · On 2016 it finally died completely. Removing and installing compressor was quite easy. Oct 4, 2018 · The compressor cycles on/off for 2 reasons. Air blows hot unless I’m driving highway speeds. So, I’m just here thinking of there is something else ? To diagnose what is wrong with our AC, we will go over air conditioner short cycling troubleshooting. Dec 22, 2018 · Hey guys, I found out that the A/C on my Civic 2016 is not working, only getting regular air from the fans. Maybe try unplugging it (you'll have to pull your radio) and see if the ac turns off. Mar 7, 2013 · The compressor is not cycling- it is on the entire time. 10 degrees difference in cooling is poor. I took it to someone to look at and he told me that if he hits the compressor with a hammer and the ac turns on, it is a failing compressor and the compressor needs to be replaced. [/QUOTE] That is my concern. I noticed that the compressor runs all the time and doesn't cycle on and off. Put gauges on and found it was dry. Check for oil stains anywhere on the system. There are a couple of easy ways to manually engage the AC compressor clutch and you can do them at home without any professional help. If the a/c is blowing cold, it runs constantly. Just bought a 07 Coupe for my daughter and I am having the same problem. His family’s business, Ralph P. Example, at highway rpms, the compressor cycles every few seconds. I have heard that the most common leak on an AC system is the charge valves. The AC may cycle more by the settings being used. Honda dealer said needed clutch and coil I replaced entire unit but still not cool enough. e. May 21, 2009 · there is no "low" cycle with our AC system, the compressor is either on or it's off, we don't have a variable stroke compressor like some cars do now. i have a 2010 civic and it doesn't blow cold air like before. May 29, 2018 · My girlfriend's 2011 Honda Civic (Non-Si) is experiencing an intermittent AC issue. Regular maintenance and checks will ensure a comfortable ride even in hot weather. com. This, of course, is due to the known issues surrounding the AC unit. If you dont flush it out, your new ac compressor may very well malfunction and break within a year. AC runs great. hdnhb iol svv zhjqgs ayc jhkpqktg bebhn ukaj mesbjhr usrolpa