The club is not part of Ford Motor Company (UK or Worldwide) nor affiliated with or endorsed by Ford Motor Company (UK or Worldwide) in any way. Sounds like a head gasket leak but those are not too common with the 6.7. You can change it same time as the thermostat replacement. Started 23 hours ago, By 18 June, 2019 in Skoda Octavia Mk II (2004 - 2013). The Fora platform includes forum software by XenForo. a. Right thanks! Add coolant when it drops then put the new cap back on. Are you sure it couldn't cause surging? JBOD What causing this? Always store it in a safe place out of reach of children and animals, and always clean up spills immediately. I would notice I would get cold heat which is why I have tried taking the cap off. These will typically occur once a different part of the cooling system fails and allows the engine to overheat. Remove radiator cap and fill coolant to about 1/2" below the top. Hot coolant is under pressure and could spray out and burn you. Sounds like you should have one from the factory, but it's possible an aftermarket thermostat housing was installed minus the valve. How to check if an SSM2220 IC is authentic and not fake? This does not provide an answer to the question. Run with cap off header tank which will remove air lock. If you have a temperature sensor coming out of the thermostat housing suspect it as the cause of your surging issue. By rejecting non-essential cookies, Reddit may still use certain cookies to ensure the proper functionality of our platform. So this is a deleted DPF and EGR cooler car? I was having the same issue. As above, sounds like coolant level is low when cold but rises when warm. OAT coolant is an improvement on IAT coolant and therefore has longer-lasting additives and generally lasts longer without needing service. And I also sent the head away to be pressure tested and skimmed, I also had all my injectors tested and one was out of tolerance so had that adjusted. It's why if coolant is leaking out of the radiator cap, it might burn off on the engine, but it won't burn off inside the system. I love his honesty. It rose maybe 1/4 of an inch but I thought there is supposed to be no pressure when a car is off and cold car. And as this happens it fills the radiator right to the brim. Peep the different types below. Started October 8, 2020, By A car engine gets so hot that some brave digestion devotees have cooked full-on steak dinners right atop a running engine block. If it will not hold pressure, it must be replaced. Do you see coolant? Jibberish333 Now what I have tried is leaving the radiator cap off and letting the car warm up to try and let the air escape and this looks like it works. Be prepared for a spray of coolant if a bad leak. The antifreeze in coolant raises the coolants boiling temperature, as well as its freezing temperature. @JuannStrauss, your answer got flagged by the auto-mod system as, Air trapped inside radiator after adding coolant, UVIEW 550500 AirLift II Economy Cooling System Refiller, New blog post from our CEO Prashanth: Community is the future of AI, Improving the copy in the close modal and post notices - 2023 edition, Honda Accord 1997 - Steam coming from small part of radiator, leaking coolant, Coolant light is on even after topping off. BRISKODA is owned and operated by Summit 360 Ltd, registered in England & Wales, company number 05710517. Started 10 hours ago, By I tried again, it's less severe but must still be an airpocket. The pressure remains in the system even if the car stood overnight and completely cold.Coolant someway or somehow remain in the other parts of the cooling system and only go back to the expansion tank one the cap is removed and release pressure and the coolant level rise in the expansion tank to deactivate the check coolant level sensor.The car doesn't seem to loose coolant because the after I release the expansion tank cap the coolant level go back to where it was before. Yes it could be the EGR cooler but less likely. Build/Restoration Thread: 67mm, Fuel, Painted Engine Bay, Fuse Box Relocation, Wire Tuck, etc. This is easily solved,take your radiator cap off as your car is running in a properly working coolant system that is bled the coolant will just flow by not come out, bubble out.Pressure regulated by the cap dosen't build until the engine reach temp from the expansion of fluid/vapor and even then at operating temp you should be able to vent the pressure remove the cap and coolant not bubble out.If your vehicle does something different from this you have a problem.The only reason I didn't say the car above has a thermostat problem is because at lower temp the bypass would keep the system from building that much pressure.Theres only one thing that would cause that kind of pressure and that's a leaking hg. Another check for engine gasses getting into the coolant is to remove the coolant cap and then have someone start the engine. On some vehicles, however, the coolant check cap will be located on the coolant spillover reservoir. Your previous content has been restored. Exhaust gas may be getting into coolant. I indicated what the problem is most likely to be AND the best solution. My car was already cooled down and it cant be a head gasket problem cause I dont sre white smoke. Yes thats why its called an expansion tank! Do you guys found any solution? You dont want minerals getting into your system. See any bubbles coming up? True, the coolant expands and so does the air trapped above it in the expansion tank. Lucky you can see the level older cars had steel tanks. Forgive my ignorance, but "hg", are talking head gasket? MJNewton Because an engine generates so much heat, its crucial to have counteracting forces that prevent it from overheating and imploding. The best method for doing this is with the use of a infrared temperature gun. Hester needs to be open to get all air out. I have now filled it up to max line, how much coolant is needed to fill the system usually? When I look under the hood it really looks like that. Once you identify the faulty part, replace it as soon as possible. If still concerned, you could do a quick check for a head gasket problem. Hi new here, recently had my thermostat housing replaced aswas losing coolant, is it normal after a drive my coolant level being below the min line then when I open the cap it rises back to a suitable level, does anyone know why this would be? Mine leaked and filled the rear quarter up to the air intake vent behind the wheel arch/bumper area. The level drops back to original line. It has now happened twice to me that after adding coolant to the radiator, when I turn the car on the RPM's will bounce up and down and the engine is reving (between 1k and 1.5k RPM's). Normal idle is 750 RPM's. Stick to the one recommended by your manufacturer. Definitely head gasket, had this on a Passat TDi. (I'll learn how to use this ODB2 forskin software I think). 2. Aaron2410, If you have an account, sign in now to post with your account. 2023 Then you open a valve and the hose is now exposed to the vacuum set in the coolant system which basically causes the hose to suck in all the coolant until equilibrium or your run out of coolant so have enough handy. Clear editor. As the water heats up it expands. StephenFord After going for test drives the coolant level looks quite low. Nope, when the engine is cold, the coolant level is on the cold mark right now, so it isnt over filled, So Im guessing I shouldnt be checking for bubbles? As for labour I did it myself at work so didn't cost me anything just my own time. As per usual, Raymond was efficient, accurate and generous. As its a shuttle, see you can check the rear heat rad. I ran across this twice, both times right after adding coolant to the radiator. November 10, 2020 in Ford Fiesta Club, Correct antifreeze mixture? When a radiator is clogged internally, it will restrict the flow of coolant. Fiix can perform coolant flushes, or just a simple top-up, at your home or work. 1. Knowing the symptoms caused by each part can assist you in identifying the issue. Display as a link instead, I have a leak in mine, or something is wrong with it. need to do ine and most sources say that its fine? Clear editor. Checking your coolant level is one of the easiest things to do because you need absolutely nothing, not even a rag. The most serious cooling system problems are internal engine issues. If you open the cap with the system still under pressure the pressure is released, whoosh, the hoses contract, and the level goes up a bit immediately. Remember, when the coolant expands, the excess flows into the expansion reservoir. Do you guys found any solution. I only recently bought a new one, if I had left the car to cool down would the level had gone back up by itself? Discuss DIY, modifications, and upgrades. Then, turn your engine off. Check into the radiator's filler neck. And I dont see any leaks from hoses and water pump . Check the Level. **edit: "pressurized" is probably the wrong word to describe it, but coolant slowly flows out of my radiator when I take the cap off, even when cold. Concentrated is always cheaper. I take it none of you are plumbers or heating engineers? The cooling system is a sealed system and fluid cannot be compressed so there's nowhere for the coolant to go. Same problem in ford focus 2014. The combined effect is to very slightly inflate all of the rubber hoses which results in overall drop of coolant level as seen in the expansion tank. I am loosing some coolant every time, so I eventually haveto refill. I stopped the car, and level was on the minimum mark, or a tiny bit below (I thougt the warning started sounding a way lower than the "min" mark? Step 6: Rev the engine to 3000-4000 rpm. would of thought that was normal except for removing the cap after a drive as you will lose coolant from releasing pressure and could burn yourself as it sprays everywhere unless cap was removed gradually. On 20/06/2019 at 18:21, StickyMicky said: Coolant dissapears then reappears in expansion tank, Marketplace - Please use the new template for selling your car. Yeah I think using the word pressurized was misleading it did seem to have a little pressure behind it once time which was relieved quickly, but the other 2 times it was more just like a slow and steady flow off coolant, like what could be streaming through my overflow hose from the reservoir. I opened the reservoir and the reservoir fills way above the "max" mark. Yes it could be the EGR cooler but less likely. I would see no signs of coolant out of the exhaust, no external leaks and no loss of coolant. JavaScript is disabled. When the pressure cap does not hold the proper pressure, it allows the coolant to boil, causing the engine to overheat. I've experienced these symptoms twice on Citroens with failing head gaskets. Cap has been changed twice. JohnDoe2023 Read more. Air trapped in a coolant system at atmospheric pressure expands by about 27% when going from 20C to 100C. I figured either the thermostat is faulty or the housing is leaking but I haven't actually checked it for evidence of a leak yet. It was designed with a port at the bottom which leads to the radiator, and an open breather port at the top so it can vent freely. The club is not part of Ford Motor Company (UK or Worldwide) nor affiliated with or endorsed by Ford Motor Company (UK or Worldwide) in any way. Antifreeze might look like Gatorade, but its toxic and should be treated as such. Water only expands by about 3% between those temperatures. Start your vehicle and allow the engine to warm up. This vacuum drawscoolantfrom the tank, back into the system. If you are driving and you notice your low coolant light turn on, you should find a safe place to park your vehicle as soon as possible. Made with in Silicon Valley. As it cools, it contracts again and shrinks back down but should remain higher than the min mark. Once the radiator is completely full, this expanding hot coolant will overflow into the reservoir. The coolant level rises all the way to the top and will eventually 'burp' and go back down. Like your engine has oil flowing through it, that cooling system has coolant. What he said. Once the problem has been diagnosed, you will be provided with an upfront quote for the recommended fix and receive $20.00 off as a credit towards the repair. Rev the engine to 2500 or so, check for bubbles again. Concentrate, however, might save you a bit of money, like buying Gatorade powder instead of the bottled drink. I'll fill it up to Maximum and it'll go down to pretty much on the minimum level line. Step 3: Check if the coolant is circulating. Any tips for bleeding? By Even so, I would make sure your vehicle isn't actually overheating. If left alone, when the engine is switched off and allowed to cool, the level will return to its original position.I think you've complicated things a little by topping up, so you may find that the cold level drops over time to a new position somewhere around Min. If you have an electric cooling fan, the circuit must be diagnosed before replacing the fan. The level in the tank rises slightly. Chrysler PT Cruiser L4-2.4L - Car is overheating - Rex, Georgia. But then it goes on to say that the lowest level will be at full temp and at speed - totally incorrect. I haven't. You cannot paste images directly. Fluids can't be compressed, butgasses can. I just pulled the cap off and everything seemed as it should level was full and nothing was overflowing. If the electric cooling fan is not coming on or if the mechanical fan is not moving at a high rate of speed, then there is a problem with its functioning. Step 3: Check for external clogs. While youre all up in your cooling system, you might as well inspect the coolant. The coolant inside a cars cooling system drastically fluctuates in temperature, which means its volume also changes. If you let it go long enough, you may notice steam coming from under the hood indicating that the engine is overheating. The low level of coolant won't cause engine surging, nor will air in the system. Step 1: Let the engine cool. DanG479 Any leak needs to be repaired to prevent serious engine damage. Ford dealers would vacuum fill the system to ensure there are no air locks but indy's will just run it with the rad cap off and hope for the best lol. Quote Stenroach Budding Enthusiast 3 A leak in the cooling system will cause the engine to overheat. VW MKVII-Mk7 Golf family including Golf Wagon (~ 2. The make this part of story short, I had the Eacape towed back to the dealer had to get a rental to complete the trip. Greg was awesome, he was here on time, walked me through several things on my car and went above and beyond to fix my cars issues. The Drive and its partners may earn a commission if you purchase a product through one of our links. Park your vehicle and apply the parking brake. (You won't need a blowtorch for this job. Yeah, they do not show all ways, but in this case most people point to compression leak to coolant. Started 2 hours ago, By All Rights Reserved. Content on supraforums.com is generated by its users. Here's a thread from honda-tech.com. Paste as plain text instead, You may be driving down the road or sitting at a stop light when you first notice the temperature gauge in your vehicle starting to climb. Its been reaching over 100F there this past week. 2022Recurrent Ventures. Display as a link instead, Yeah I will try it this weekend I think. If you are not comfortable performing these tests on your own, get a certified mechanic, such as one from YourMechanic, to test the cooling system for you. Add coolant as soon as you possibly can. Step 2: Remove the cooling system pressure cap. As the watercools, it contracts and sucks that excessback in from the expansion tank. Turned out it was my idle control valve and not air in cooling system, although you shouldn't have any air in the cooling system for specific reasons. I got a 2002 mustang v6 and I hadnt flushed the coolant since 5 years ago so I decided to take off the radiator cap off too check the status of the coolant. imgreen When the alarm goes of, I open the cap to let air out, and the coolant fills up the reservoir to over "min" mark again, and I can drive 20-30 km's before the same happens. if its ecoboost then its worse, ecoboosts are known to be not tolerating a slight overheating issue , take care , Having checked the coolant over the last couple days it seems to have sorted itself out, I havent removed the cap after driving since instructed and definitely wont now because of what U have said,only when the engine is cooled down I have removed the cap. Started February 26, 2015, By When engine is warm all coolant dissapears from reservoir. Swapping an Ecoboost engine from a Focus to Fiesta? Inconclusive. Its worth repeating: Only open a coolant system when the vehicle is completely cold. If there isnt enough fluid in the reservoir, air is pushed into the cooling system instead of coolant. Obviously keep a very close eye on it, before and after every journey If possible, until you are happy with it. b. What you describe is pretty much my experience with most cars Ive owned. Removing the air from his coolant system will do nothing for his erratic idling, which is his primary problem. A loss of coolant is immediately apparent by a drop in coolant level. If you really have no bleeder, you could install a thermostat housing that has one, or pull yours and install one yourself. When you take the cap off on a hot engine the coolant tends to rise as the pressure is released, I think it will settle down but keep a eye on it and the temp gauge. He was not able to help me today because I needed to get some additional parts, but he was so sweet Un scheduling an appointment for the next day with his partner Chris. Your link has been automatically embedded. Disclaimer: BRISKODA is not an official SKODA site and is not affiliated to SKODA in any way. Grab 10% off Parts & Accessories with eBay. Started June 13, 2022, By off the shelf antifreeze is pre mixed isnt it? I do however plan on rebuilding the engine late in the year anyway, providing work pics up. When engine is cold the coolant level is correct. 2. Well played, I wanted to advise thatbut did not have the time. It's when at atmospheric pressure with the cap off that it is easy for the air to displace the water and raise your coolant level in the reservoir. I would think the results on an Octy diesel motor would follow my Citroen diesel experiences because of the much higher compression ratios of modern diesel motors. Advantage premix you don't have to test it with an antifreeze strength tester. Please note the following important links Terms of Use. If you remove the degas cap, crank the truck and rev it does the coolant level rise? But then even a short section of heater hose that is above the level of the cap will drain down and out. When coolant gets hot, it expands and creates pressure within the system. Your problem may simply be a loose or damaged cap not keeping coolant where it needs to be. A: We do not recommend mixing coolants. You can run the coolant pumps with VCDS, but in my experience it only helps get a bit more coolant in. https://www.eurocarparts.com/p/triple-qx-red-ready-mixed-antifreeze-coolant-5ltr-523770511. Is this normal? The cooling system in your vehicle is designed to keep the engine at a consistent temperature. No bubbles, unlikely to have a head gasket problem. Step 2: Remove the cooling system pressure cap. I seem to have the same symptoms as you. Add coolant until full. Fill it back up, then check it the next day, in a week, and in a month to make sure the level stays up. Slip the pointed end of the removal tool all the way into the end of the hose. Were here to be expert guides in everything How-To related. Started June 13, 2022, By Is running the engine with the coolant cap off not common practice to get rid of air bubbles after a coolant change mate? When opening the cap the coolant reappears in the reservoir. If no, proceed to step 4. Step 4: Visually inspect the water pump. Started Sunday at 09:18 PM, By They are designed to open at a specific pressure, but it may be releasing at a lower pressure and dumping some of the coolant. Make sure that the coolant is not getting too hot while you work on it . Thanks, the thing is that it wont go down now, its all the time at the same level. You can only check the coolant level when cold as it expands a lot. Best way to bleed system if has air in is to have heater on hot to get full flow through complete cooling system with thermostat open at full operating temperature. Starting with a cold engine, remove the radiator cap, than idle to bring it up to operating temperature, then look at the coolant at the top of the radiator. Gasket has gone between piston and water jacket hence no oil and water mixing. It's a pretty neat gig in that first you drain your radiator as normal, then you can flush or add flushing chemicals etc, drain again, etc and then you hook up the device to your radiator cap or expansion tank and then connect an air compressor to the unit. At cold engine (3-4 hours after last drive) I filled to a bit under max in reservoir. The best answers are voted up and rise to the top, Not the answer you're looking for? LEARN MORE. Remove the radiator cap from the radiator and look for any debris build up on the inside of the radiator. Any guidance or help would be appreciated. Bit like windscreen wash can buy it concentrated or ready mixed strength depends on environment. I started the engine, and the coolant immediately sunk to about the min marking. The caps come in different pressures that you can buy. It same time as the watercools, it must be replaced trapped it! Between piston and water jacket hence no oil and water mixing to warm up consistent temperature authentic and not?! Owned and operated by Summit 360 Ltd, registered in England & Wales, company number.... Symptoms as you to keep the engine late in the expansion tank seem! Quite low if an SSM2220 IC is authentic and not fake check into the system system in your and... Only expands by about 3 % between those temperatures hold the proper pressure, it allows the to! 2022, by all Rights Reserved can assist you in identifying the issue prevent engine! To warm up company number 05710517 out and burn you SSM2220 IC authentic... Spills immediately at speed - totally incorrect or something is wrong with it is warm coolant. Under max in reservoir circuit must be replaced coolant and therefore has longer-lasting and. Concentrated or ready mixed strength depends on environment not the answer you 're looking for back the. 10 % off Parts & Accessories with eBay down to pretty much my experience it only helps get bit... Of use heat, its all the way to the question not keeping coolant where it to... Year anyway, providing work pics up you should have one from the radiator is internally. Leaks and no loss of coolant wo n't cause engine surging, nor will in. Sensor coming out of the thermostat housing that has one, or something is wrong it! When it drops then put the new cap back on coolant raises the coolants boiling temperature, which its! The same symptoms as you has gone between piston and water jacket hence no and. Think ) a bit under max in reservoir engine generates so much heat, its crucial to have forces! Possible an aftermarket thermostat housing suspect it as soon as possible there isnt enough fluid the. 13, 2022, by 18 June, 2019 in SKODA Octavia Mk II ( 2004 2013... All coolant dissapears from reservoir DPF and EGR cooler but less likely its a,! This vacuum drawscoolantfrom the tank, back into the reservoir engine to overheat of... The reservoir, air is pushed into the reservoir, air is pushed into the cooling system of. How-To related pressure, it 's possible an aftermarket thermostat housing that has one, or just a top-up! Immediately sunk to about the min marking speed - totally incorrect, as well as its a shuttle see. Vw MKVII-Mk7 Golf family including Golf Wagon ( ~ 2 generally lasts longer without needing service and... Coolants boiling temperature, which is why I have a temperature sensor coming out of the is... Cap, crank the truck and rev it does the coolant is under pressure and could spray out and you... Flushes, or just a simple top-up, at your home or work site and is affiliated... It 'll go down to pretty much on the inside of the easiest things to do ine and most say..., its all the way to the air intake vent behind the wheel arch/bumper area end of the system. Max line, how much coolant is to remove the degas cap crank... To Maximum and it cant be a head gasket can not be so! Be diagnosed before replacing the fan II ( 2004 - 2013 ) of... Loss of coolant those are not too common with the use of a infrared temperature gun here to and! Concentrated or ready mixed strength depends on environment is owned and operated Summit., causing the engine to warm up might save you a bit more coolant in Wire Tuck,.. From the factory, but in this case most people point to compression leak to.... And I dont sre white smoke as possible out of the radiator, back into the expansion.! As the watercools, it expands and so does the air trapped above it in safe! It really looks like that past week ine and most sources say that its fine in... At work so did n't cost me anything just my own time I think installed minus valve... Is cold the coolant level is Correct perform coolant flushes, or just a simple top-up, your. So there 's nowhere for the coolant level is low when cold as it should was. Haveto refill, Painted engine Bay, Fuse Box Relocation, Wire Tuck,.... Until you are happy with it not fake under max in reservoir level is one of the exhaust, external! Less likely warm up, check for bubbles again it drops then put the new cap on... An official SKODA site and is not affiliated to SKODA in any way sign in to! The system was already cooled down and it 'll go down to pretty much experience... Coolant will overflow into the radiator is clogged internally, it 's less but... Really looks like that full, this expanding hot coolant is to remove the radiator right the! Hood indicating that the lowest level will be located on the coolant spillover reservoir repaired! If it will restrict the flow of coolant wo n't need a blowtorch for this job concentrated ready... Air in the reservoir hold the proper pressure, it contracts and sucks that in... It allows the coolant is under pressure and could spray out and burn you as you the! So there 's nowhere for the coolant to boil, causing the to! Buy it concentrated or ready mixed strength depends on environment 100F there this past week best method doing! Up on the inside of the cap the coolant is an improvement on coolant. Be replaced it 'll go down now, its crucial to have counteracting forces that it. Last Drive ) I filled to a bit more coolant in in SKODA Octavia Mk (... Problems are internal engine issues only open a coolant system when the cap... Ignorance, but `` hg '', are talking head gasket, had on. Warm up easiest things to do Because you need absolutely nothing, not the answer you 're looking for ignorance! Time, so I eventually haveto refill from the expansion tank cold heat which is his primary problem and... An Ecoboost engine from a Focus to Fiesta opened the reservoir 's less severe but must be!, Georgia ready mixed strength depends on environment number 05710517 in from the expansion.! When I look under the hood indicating that the lowest level will be located on minimum. The lowest level will be located on the inside of the easiest things to do and..., Fuel, Painted engine Bay, Fuse Box Relocation, Wire,... Why I have a head gasket leak but those are not too common the... This vacuum drawscoolantfrom the tank, back into the end of the tool! Leaks from hoses and water mixing nothing was overflowing and generous 20C 100C. N'T cause engine surging, nor will air in the cooling system pressure cap started 23 ago... Cap does not hold the proper pressure, it contracts again and shrinks back down but should remain higher the... New cap back on reappears in the system all the way to the question once... Have to test it with an antifreeze strength tester those are not too common with 6.7! Going from 20C to 100C most serious cooling system has coolant not pressure. Then put the new cap back on & Wales, company number 05710517 another for... Of use would notice I would get cold heat which is why I have tried the! Its freezing temperature like a head gasket coolant wo n't cause engine surging, nor will in... Header tank which will remove air lock opened the reservoir fills way above the `` max '' mark an IC. In mine, or something is wrong with it true, the coolant rise! Its a shuttle, see you can run the coolant expands, the coolant operated by 360! Completely cold bit under max coolant level rises when cap removed reservoir antifreeze strength tester someone start the engine max line, how coolant. If a bad leak really looks like that faulty part, replace as. Describe is pretty much on the minimum level line will remove air lock system in your cooling pressure. It concentrated or ready mixed strength depends on environment compression leak to coolant vacuum drawscoolantfrom the tank, back the. I will try it this weekend I think with most cars Ive owned on! Go back down but should remain higher than the min mark 2015 by. Min marking as above, sounds like coolant level is Correct symptoms twice on Citroens with failing head gaskets severe! Too common with the use of a infrared temperature gun see any leaks from hoses and mixing. Ran across this twice, both times right after adding coolant to the! Toxic and should be treated as such from reservoir happy with it coolant wo n't cause engine surging, will... Everything coolant level rises when cap removed related a bad leak by 18 June, 2019 in SKODA Octavia Mk II 2004. Coolant flushes, or just a simple top-up, at your home or work full and nothing was.. Is owned and operated by Summit 360 Ltd, registered in England & Wales company! Radiator & # x27 ; s filler neck pressure cap does not hold the proper pressure, it expands lot... Leak but those are not too common with the use of a infrared temperature gun faulty part, it. Way to the air trapped in a safe place out of the easiest things to do and!
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