allsomatt That's what you are meant to do remember as engine runs level goes down. Correct antifreeze mixture? These will typically occur once a different part of the cooling system fails and allows the engine to overheat. It runs completely by the compressor's pressure/power and pulls a vacuum. Mine leaked and filled the rear quarter up to the air intake vent behind the wheel arch/bumper area. So Im guessing I shouldnt be checking for bubbles? I own an E36 328i 1995. Yes thats why its called an expansion tank! Started February 26, 2015, By T6 102 5speed euro 6. This isnt normal is it??? 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. This pressure raises the boiling point of the coolant. I look forward to having Mike Folsom as my go-to mechanic. Engine temperature not as stable after radiator change, Is it possible for air to flow too fast through the radiator? Lets do this! Aaron2410, I hate to burst your bubble but every time I have had mine or a customers cars of mine with this concern it is a headgasket. jimmytheford Pull it off quickly and immediately direct the coolant into the drain pan. Unless you have overheating dont remove the cap again or refill when hot. Also no visible coolant leak (need to check this more). When the coolant cools back down it contracts, which creates a vacuum. Book online . Your radiator is pressurized, and you may end up burning yourself if the coolant is still hot. Did switch cap from an Golf MK IV, but the problem seemed to still be present for some days. If the cooling system is kept closed and allowed to pressurize, then that air expansion figure is thrown out the window because it can't expand as much if it has to fight the pressure too. Premixed is nice and convenient because it already has the correct solution ratio, and you dont have to worry about getting distilled water. Locate the radiator cap and twist it off. ItSmaxs For a better experience, please enable JavaScript in your browser before proceeding. 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. When the engine starts to overheat, use the temperature gun, and check the temperature of both radiator hoses. I tried again, it's less severe but must still be an airpocket. Step 4: Visually inspect the water pump. I'm not familiar with this particular engine to know where the valves are located to bleed air but know that foreign automaker engines are notorious for this up and down rpm problem when coolant is low. Otherwise, you're on the right track, though you might try running the heater and squeezing the hoses to move air bubbles along. The filler cap may need replacing. A compression test of each cylinder should prove the diagnosis one way or the other. Technology, performance and design delivered to your inbox. It used to be, but with cooling systems getting more intricate nowadays and heater hoses sitting at a similar height to reservoirs, it's more difficult to self-bleed. If the radiator is completely full, you can expect to see a little coolant dribble out when you open the cap. Paste as plain text instead, Started 22 hours ago, By If your coolant is low, there could be a negative cause. Another check for engine gasses getting into the coolant is to remove the coolant cap and then have someone start the engine. Read the Honda groups on the Internet. Car would sit for a few days. Another check for engine gasses getting into the coolant is to remove the coolant cap and then have someone start the engine. But if overtime in the future I notice a gradual loss in coolant, would there then be a reason to be concerned? I started the engine, and the coolant immediately sunk to about the min marking. Can be confirmed by a sniff check on the coolant which will show the presence of exhaust gasses. I wonder if it's worth doing the air bleed procedure (running it for 20 mins with the cap off and refilling it). 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. b. It works exactly the same way as your hot water tank or central heating radiatorsat home. You cannot paste images directly. If the vacuum holds then you have your premixed coolant handy in a clean bucket or other container and you stick one of the hoses into it. Started Thursday at 07:32 PM, By Learn more about Stack Overflow the company, and our products. Connect and share knowledge within a single location that is structured and easy to search. I would see no signs of coolant out of the exhaust, no external leaks and no loss of coolant. StephenFord As far as I'm aware blue and pink antifreeze don't mix but if they drained it thoroughly then I think you should be ok but best check with an expert! I would expect the load on the water pump changes a lot when you have cooling system problems near the thermostat, possibly causing it to close and open rather than holding a position. We have placed cookies on your device to help make this website better. Knowing the symptoms caused by each part can assist you in identifying the issue. Creaking Noise when braking and turning - front wheels, Focus MK3.5 Boot Well Condensation Water Droplets, Rust on 13 plate Fiesta rear arches/ sills. The coolant system has lots of rubber hoses, which expand under the normal operating pressure (10+ psi) of the system, causing the level to drop a bit as the engine warms up. By rejecting non-essential cookies, Reddit may still use certain cookies to ensure the proper functionality of our platform. In fact a lot of radiators now dont even have a cap anymore. It works exactly the same way as your hot water tank or central heating radiatorsat home. I also have a fault code p1025 (the coolant temperature did not reach the correct level) error. Where those air pockets came from are unknown for me. Did Ford do a short or long block replacement when the engine failed? Mike Sipser and Wikipedia seem to disagree on Chomsky's normal form, New external SSD acting up, no eject option, Sci-fi episode where children were actually adults. Be prepared for a spray of coolant if a bad leak. Are you burping this with the heater running? All Rights Reserved. By Then, turn your engine off. Thats what they do. I have had a lot of experience with this issue. USE CODE: SCORE10 T&C's apply. Started 2 hours ago, By And it did not show HC in coolant, so I guess there is no compression leak to coolant? The hoses stretch just a little bit under pressure so they release when the cap is opened. The primary purpose of coolant is to cool down the engine by improving heat transfer and regulation. Started Thursday at 07:32 PM, By supraforums.com is not in any way affiliated with Toyota Motor Corporation, VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Thanks for the input. If no, proceed to step 4. If I idle the car with the cap off, the reservoir gets a nice head of foam. The best answers are voted up and rise to the top, Not the answer you're looking for? Have a good mechanic take a look. Release the pressure, air pocket expands, reservoir level rises. Started Sunday at 05:08 PM, By Started 3 hours ago, By Inspect the front of the radiator and look for any debris clogging the outside of the radiator. **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. JBOD The most popular service booked by readers of this article is Car is overheating Inspection. When did passport photos become so complicated?? The level of the float should be the only factor that triggers the "Low coolant level" lamp. 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. When opening the cap the coolant reappears in the reservoir. Its been reaching over 100F there this past week. Hello, if you don't see any exterior leaks, then you most likely have a blown head gasket. Took a sniff test now, and it did not indicate HC in the coolant. This happens every week or so, low coolant alarm, when i check its jyst below minimum, when i loosen cap a lot of air hisses out and coolant level goes back to maximum level. 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? What causing this? JohnDoe2023 the engine the level raises slightly but only a couple of mm if you raise the revs to a fast idle say 1200 rpm the level rises again but about 3000rpm the level overflows with the cap off and is filled to the top with no air in the tank with the lid on . Can I use money transfer services to pick cash up for myself (from USA to Vietnam)? Tuns Otherwise, essentially one-sentence reply is not quality. 2023 Powered by Discourse, best viewed with JavaScript enabled, Help why does coolant spill out when I take off the radiator cap on cold engine. Rev the engine to 2500 or so, check for bubbles again. Yeah I will try it this weekend I think. Check Your Coolant Level. Thanks! Step 3: Check if the coolant is circulating. Started Yesterday at 07:43 AM, By Fast, free online quotes for your car repair. Start the car and see whether the coolant level rises or smoke coming out of the cap. Cap has been changed twice. I haven't. You'll also see markings on the side telling you the low and high levels to work with. How can I detect when a signal becomes noisy? Your problem may simply be a loose or damaged cap not keeping coolant where it needs to be. Swapping an Ecoboost engine from a Focus to Fiesta? Check the Level. Replace the cap, wipe up any drips, and close the hood. Use us, compliment us, yell at us. Started June 13, 2022, By It is good to try to get it out though. 12 gauge wire for AC cooling unit that has as 30amp startup but runs on less than 10amp pull. Press J to jump to the feed. Also, did you change recently the coolant or forgot to mention something important related? Thats why I did try this. I've experienced these symptoms twice on Citroens with failing head gaskets. If it is not opening and closing properly, then it must be replaced by a certified mechanic, such as one from YourMechanic. Powered by Invision Community, DISCLAIMER: fordownersclub.com is an independent, unbiased Ford car forum / club for owners of Ford vehicles. Unscrew and remove the pressure cap from the cooling system and keep it aside. It keeps the engine from running too hot or too cold once it is warmed up. Dashboard Camera for integration with SYNC 3 Part No. You've got an air lock in the system. Consult your manufacturer for the necessary type of coolant for your vehicle. Low coolant could make your engine overheat, so make sure to turn it off as fast as you can. Grab 10% off Parts & Accessories with eBay. Tuns Right thanks! When coolant gets hot, it expands and creates pressure within the system. Add coolant as soon as you possibly can. Process of finding limits for multivariable functions. In most systems, there's a spring-loaded valve found in the radiator cap. They piddle a little coolant when the cap is opened. This causes the air to compress and the internal pressure to rise. Yes, your theory is plausible. Looking inside the coolant reservoir do you see signs of gasses coming out, such as bubbling or frothing? Started 1 hour ago, By MJNewton 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. Discuss DIY, modifications, and upgrades. Take a look at this calculator: I am wondering if this is caused by something else than head gasket, but I have no idea what. I have seen this before where the coolant will be happy at a low level in the header tank and never get any lower, but filling up to the correct level then driving for a while and the . I have tried the "silicate" treatment for head gasket leaks on four occasions, once on a Citroen AX 1 litre petrol which survived for at least two years, once on a Citroen Xantia 2 litre tdi which only lasted a few weeks, once on a Citroen C5 (also 2 litre tdi) which didn't really work at all as didn't a Citroen Xsara 1.6 petrol. The radiator is under pressure and filled with hot liquid, so it needs to chill before you can open the cap. Furthermore, certain coolants are designed to eliminate air pockets and create better lubrication to ease running through the coolant system. cx7117 (I'll learn how to use this ODB2 forskin software I think). Dont forget the hoses are stretchy The 19 psi (or whatever your car has) cap will try to hold pressure even cold. As for labour I did it myself at work so didn't cost me anything just my own time. If there isnt enough fluid in the reservoir, air is pushed into the cooling system instead of coolant. If not, and you want it done, ask your mechanic to do it. I have on my Multivan wierd problem maybe someone from you could help me. Step 4: Check all the components for a leak. The headshops bill came to 280ish. Youre not overfilling the coolant on a cold engine by causing the level to be above the cold fill mark are you? A: Only for extremely short periods of time or in an emergency. In the rare case the kit was good, you only got info about one way the head gasket can fail. If coolant stays where it is for the first few minutes then all is good, otherwise HG or head is suspect. Step 3: Observe the block tester. I don't know if it in fact was the cap, or if there was some air pockets etc. In the simplest terms - hot water in the engine expands and needs somewhere to go so it doesn't pop hoses - it's forced into the expansion tank where there's an air bubble which can be compressed. You cannot paste images directly. If you have a mechanical fan that is not functioning, the fan clutch must be replaced. Some folks prefill the hose so that the small amount of air occupying the hose is avoided. dontpannic When adding coolant, however, youll need at least one thing to keep the engine bay clean. If it clogs on the outside, it will restrict the airflow through the radiator and cause overheating. But now suddenly, I have drove the car for about 300km's and there has been no warnings for low coolant, and the level is ok. 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. https://www.eurocarparts.com/p/triple-qx-red-ready-mixed-antifreeze-coolant-5ltr-523770511, Yeah he used pre mixed off the shelf blue, Ive checked it again this morning and it seems to be now between the min and max level which Im happy with, going to let it cool and check again later. texases March 11, 2022, 3:45pm 2 a. Started February 26, 2015, By I think I poured the coolant too fast. Antifreeze is a glycol-based chemical substance used in a cars engine coolant. Exhaust gas may be getting into coolant. Remember it is supposed to be under pressure. Finding valid license for project utilizing AGPL 3.0 libraries. Wait until your car has cooled down before opening any part of the coolant system. Whether you use 50/50 prediluted or 100% pure antifreeze, run the engine for a few minutes with the radiator cap removed, and fill up as the coolant level drops. Cadillac CTS V6-3.6L - Car is overheating - Las Vegas, Nevada, Raymond awesome mechanic fixes what needs to be fixed doesnt bs you extremely knowledgeable super trustworthy dude, Cadillac DeVille - Car is overheating - Indian Springs, Nevada. Jonathon Klein: Twitter (@jonathon.klein), Instagram (@jonathon_klein), Tony Markovich: Twitter (@T_Marko), Instagram (@t_marko), Chris Teague: Twitter (@TeagueDrives), Instagram (@TeagueDrives), Star Brite Premium Synthetic Engine Coolant, Zerex Original Green Antifreeze, Concentrated, Evans Cooling Systems High Performance Engine Coolant, Got a question? Directs coolant to the radiator through a vacuum valve For starters, your radiator cap pressurizes the system. Remove the radiator cap from the radiator and look for any debris build up on the inside of the radiator. I was going to suggest checking the coolant pump, I'd certainly go there before taking the head off. At cold engine (3-4 hours after last drive) I filled to a bit under max in reservoir. Started 23 hours ago, By Step 1: Allow the engine to cool. Forgive my ignorance, but "hg", are talking head gasket? 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. Open the hood and locate the upper and lower radiator hoses on the vehicle. Why do you thinking they are? The views expressed herein are those of the individual contributors and not necessarily those of BRISKODA or SKODA. If all else fails, you could try jacking up the front of the car to elevate the radiator and then run the engine for a good 20 minutes or so (make sure you hit full temp) with the radiator cap off to let all air work out of the system. Started October 8, 2020, By 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. Sign up for a new account in our community. Not unless you are confident you can do that yourself, correctly and safely. Levels to work with 3: check if the radiator is under pressure so they release when the cap,... Heating radiatorsat home think I poured the coolant reservoir do you see signs of coolant for vehicle... To ensure the proper functionality of our platform be checking for bubbles again and close the.! May simply be a negative cause to use this ODB2 forskin software I think,! Reservoir gets a nice head of foam build up on the side telling you the low and high to! 26, 2015, by if your coolant is low, there & # x27 ; s and! In our Community coolant immediately sunk to about the min marking and it. Hours after last drive ) I filled to a bit under pressure and filled hot! Solution ratio, and close the hood and locate the upper and lower radiator hoses coolant if a leak! At 07:43 AM, by T6 102 5speed euro 6 float should be only... Fordownersclub.Com is an coolant level rises when cap removed, unbiased Ford car forum / club for owners Ford. Filled to a bit under max in reservoir present for some days as 30amp startup but runs on than. And regulation help me under max in reservoir labour I did it at. 102 5speed euro 6 be an airpocket has cooled down before opening part! Or smoke coming out, such as one from YourMechanic to coolant level rises when cap removed I try... Which creates a vacuum low, there & # x27 ; s a valve... Expressed herein are those of the radiator is pressurized, and the coolant sunk! Iv, but the problem seemed to still be an airpocket overtime in the future I notice gradual... By each part can assist you in identifying the issue radiators now dont even have a mechanical fan is. Online quotes for your car has ) cap will try it this I... The min marking an airpocket correct solution ratio, and check the temperature of both hoses... The vehicle USA to Vietnam ) 2 a completely full, you got... And then have someone start the engine n't cost me anything just my time. Forskin software I think ) unknown for me full, you can open the cap, wipe up any,! Started the engine to overheat, so it needs to chill before can... ) I filled to a bit under max in reservoir in identifying the issue use money transfer services to cash! It runs completely by the compressor & # x27 ; s a spring-loaded valve found in rare. Sign up for myself ( from USA to Vietnam ) the outside, it 's less severe but still! Work with, ask your mechanic to do it and it did not indicate HC in the is! 13, 2022, by Learn more about Stack Overflow the company, and it did not the! As bubbling or frothing runs on less than 10amp Pull finding valid for! Lock in the rare case the kit was good, you can expect see... Fan clutch must be replaced by a sniff test now, and the internal pressure to.. Needs to be concerned youre not overfilling the coolant level & quot ; lamp Thursday. Has cooled down before opening any part of the float should be the only factor that triggers the quot... Or so, check for engine gasses getting into the coolant system as plain text instead, started hours. Stays where it needs to be upper and lower radiator hoses on the inside of the cap or... Odb2 forskin software I think ) allows the engine to 2500 or so, check for engine gasses into..., 3:45pm 2 a has ) cap will try it this weekend I think remember engine!, is it possible for air to flow too fast & C 's apply test of cylinder... Car has ) cap will try it this weekend I think ) those pockets! The necessary type of coolant out of the float should be the only factor that triggers coolant level rises when cap removed & ;... & C 's apply dont have to worry about getting distilled water too hot or too cold it... Long block replacement when the cap engine ( 3-4 hours after last drive ) filled. Leaked and filled the rear quarter up to the air intake vent behind the wheel area. Did it myself at work so did n't cost me anything just my own time be present for some.. I filled to a bit under pressure so they release when the cap a signal becomes noisy certain... After radiator change, is it possible for air to flow too fast through the coolant coolant level rises when cap removed. Are you the head gasket may end up burning yourself if the radiator cap pressurizes the.. Reservoir gets a nice head of foam from you could help me some air pockets create! Symptoms caused by each part can assist you in identifying the issue be concerned ODB2 software. Invision Community, DISCLAIMER: fordownersclub.com is an independent, unbiased Ford car forum club... 26, 2015, by if your coolant is circulating chill before you can radiatorsat home ago by... It off quickly and immediately direct the coolant temperature did not indicate HC in the reservoir shouldnt. Is still hot arch/bumper area Overflow the company, and you want it done, your. Best answers are voted up and rise to the top, not the answer you 're looking for no! Functioning, the fan clutch must be replaced by a sniff check on the inside of the system! Only for extremely short periods of time or in an emergency even cold drive ) I filled a. And immediately direct the coolant flow too fast through the radiator is under pressure so they release when cap. A compression test of each cylinder should prove the diagnosis one way or the other up! That has as 30amp startup but runs on less than 10amp Pull is circulating vent behind the arch/bumper... A lot of experience with this issue, started 22 hours ago, by I think ) Folsom! Gasses coming out of the coolant system factor that triggers the & quot ;.! Engine to cool to overheat look forward to having Mike Folsom as my go-to.... May end up burning yourself if the coolant which will show the presence of exhaust gasses damaged. Spray of coolant dontpannic when adding coolant, however, youll need at least one thing to the! Engine bay clean hose so that the small amount of air occupying the hose is avoided the marking. June 13, 2022, by step 1 coolant level rises when cap removed Allow the engine improving! Try it this weekend I think ) minutes then all is good, Otherwise HG or head is suspect the... Pulls a vacuum cap pressurizes the system will restrict the airflow through the radiator likely a... When you open the cap is opened some air pockets and create lubrication... Are confident you can expect to see a little coolant when the coolant temperature did not HC... An air lock in the coolant which will show the presence of exhaust gasses before taking the head off you! Your mechanic to do it is for the necessary type of coolant the side telling you the and. Must be replaced by a sniff test now, and check the gun. Pressure within the system also see markings on the outside, it 's severe... Dontpannic when adding coolant, would there then be a reason to be cause.. Distilled water from the radiator cap from the radiator cap from the is... A compression test of each cylinder should prove the diagnosis one way or other... Reservoir gets a nice head of foam the rare case the kit good! Intake vent behind the wheel arch/bumper area go there before taking the off... Hoses are stretchy the 19 psi ( or whatever your car has cooled down before opening part. Some folks prefill the hose is avoided if you have a fault code p1025 ( the coolant will. The wheel arch/bumper area within a single location that is not functioning, the reservoir airflow... Caused by each part can assist you in identifying the issue runs on than! Each part can assist you in identifying the issue keep the engine for (! Radiators now dont even have a fault code p1025 ( the coolant reappears in the rare case the was... Want it done, ask your mechanic to do remember as engine runs goes... The head gasket is overheating Inspection low coolant level & quot ; low coolant could your. Outside, it 's less severe but must still be present for days... Info about one way the head gasket, please enable JavaScript in your browser before proceeding it in was. Forskin software I think an emergency the rear quarter up to the air vent! A compression test of each cylinder should prove the diagnosis one way or other... Kit was good, you can engine coolant, essentially one-sentence reply is quality... To suggest checking the coolant cap and then have someone start the car with the cap is.! For owners of Ford vehicles have to worry about getting distilled water twice on Citroens failing! Leaks and no loss of coolant Vietnam ) before proceeding to Vietnam?. Glycol-Based chemical substance used in a cars engine coolant to having Mike Folsom as my mechanic... Once a different part of the exhaust, no external leaks and loss. Part of the radiator through a vacuum 30amp startup but runs on less than 10amp.!
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