Water mixed with coolant will evaporate, especially so if the content is more water than coolant. I would do this last on a Pathfinder because the plugs are a PITA to get to. lurker99 wrote: ↑The coolant was disappearing and got P0304 (miss-fire cycle 4) and P0420. But it's a very minor leak, after driving some 500 - 1000km I can see the drop. Jump to Latest Follow 1 - 12 of 12 Posts. This is a fastener-by-fastener description of how I diagnosed and repaired a slow coolant leak as a result of a bad coolant hose flange on a 2001 VW MKIV Jetta Sedan with automatic trans and 2. So, a spark plug that shows heavy whitish to brown deposits may indicate a coolant leak. 0L engines that should be looked for to confirm or di. Ive noticed the coolant is going down very quickly, the rac and another garage have looked at it and cant find any sign of a leak. Mine does the same thing, I loose coolant but have no leaks and can't find where it is going. In fact, the coolant condition in a diesel engine may even be more important than in a gasoline engine. Look for coolant leaks. Coolant is disappearing, 2 No visible external leaks, 3. There does not appear to be any coolant leaking from manifold, turbo, or. Rover 400 - Disappearing Coolant - R40 : Don't use Radweld on a K series engine! The engine design includes coolant paths that are very small bore and any leak plugger will just stop the paths up and cause you much bigger and costlier problems. No white milky coloring or sludge is a good thing. We had a second leak under the drivers seat at the heater. I had lost some coolant. Don't remove the LC4 head looking for a leaky head gasket. The fluid evaporates on the hot surface leaving literally no trace of the leak. You may never see a small leak when the engine and coolant is hot because it evaporates immediately after it leaks. I take it out maybe two times a week. Sounds exactly like a Subaru head gasket failure. No smoke or coolant smell at the tailpipe. After about 1K miles the oil level is down to the add mark. Checked water pump, all coolant lines and heat exchangers and can't find any leaks in the sled, on the sled or on the floor where the sled always sits in. Great tips from you guys and cheap ones I can do myself! I'm leaning towards trading this one in for a 2011. I suspect I'm burning it off, I thought it may be a head gasket but wouldn't I see either a visible leak or mixing of the two if that was the case?. Disappearing coolant. Even with the crust formation, I had a hard time finding the leak because it was on the heater hose near the firewall. Suddenly it started leaking so the dealer kept it for 2 days to diagnose and pressure test when cold. When it does occur, however, one of the following symptoms is usually the cause: a cold system with gases trapped in a cold thermostat, or disappearing coolant with no apparent leakage. However my reservoir coolant keeps disappearing. Sent from my. AND!! I'm still waiting for my £90 refund from the original farce. Each time, over the course of a week or two the coolant is always gone from the resevior, and the radiator is down maybe 1/4 of a gallon (maybe a little less) each time I check. Especially if a car is a newer model, most people just assume everything’s OK, or that a light will show up on the dashb. My buddy has this exact problem on his 01 Outback. Any idea s or what to check?. That's a mixture of half water, half coolant In the old days, you had to make measurements yourself and test the mixture to get it right. If no leaks probly head gasket then. Apr 4, 2016 #1 Hi I have a 2005 Honda civic SE Coupe 1. Q I have a 2002 Olds Alero with the V6 engine. There were no leaks evident, no drips on the ground, oil level and appearance were normal. Alright fellas, here's the problem. So a bad radiator from the factory. I had disappearing coolant for about a year, about two fingers at the recovery tank every 3 weeks. The coolant pressure test is obviously showing a coolant leak. You may not notice the difference at first, thinking that your tank is full. Naturally I filled it back up. I have read the posts about vanishing coolant on the 300E, but I still have a couple of questions. Vauxhall corsa 2004. I also lost coolant before I changed out the lower intake manifold. Yanked the dipstick, but since the egr is still intact, oil is jet black. I have found looking for spots on the floor/pavement or coolant residue in the engine compartment that kinda looks like a white colored salt type residue helps find tiny leaks. In fact, some Mini Cooper water pumps have failed on vehicles with under 10,000 miles!. Do it today or tomorrow, do not delay. I didn't have any noticeable leaks for the first 13k of this car's life but it continued to lose coolant. Water mixed with coolant will evaporate, especially so if the content is more water than coolant. There has been a faint coolant odor when idling. lurker99 wrote: ↑The coolant was disappearing and got P0304 (miss-fire cycle 4) and P0420. No external leaks and no wetness on radiator rods and not the slightest, smallest drip on ground. Then i read online that the toyota coolant forms this pink crust when it leaks out so inspected the entire system once again super carefully. A poorly maintained antifreeze system, defective components, or a rapid change is the driving style may contribute to this coolant disappearing. Get yourself a new radiator. Double check around the head to look for traces of burnt coolant and also look down by the waterpump. I put a piece of cardboard under the car for 30 minutes and there was no leak. hi guys bought a 2009 insignia (120,00 miles with FSH), after around 3 months a code came up on dash turns out my coolant was low, topped it up no problem but 6 weeks later i decided to check again and its low again, i found it uses around half to 1 litre per month but with no leak i can. Sure enough the coolant still reduced but at a lesser amount than with my cap, it reduced from Max halfway to Min. I read through all the "disappearing coolant" threads and checked all the areas people have found hiding coolant leaks and have come up empty. The o-ring part # is 13621743299. I recently found out my coolant has been disappearing somewhere. antifreeze) is very easy to spot. Refill just the radiator, same thing. Sent from my. No CEL, no coolant leaks. The smell is probably because it is leaking off as steam but not enough to show up on the ground. However there is no leakage inside the car or excessive fogging. Again visited the KTM ASC and asked them to check for any leaks, after two days they returned the bike and assured there are no leaks in the line. I hope that remedies my coolant loss symptoms. Viewed 18k times 2. Hmmmm, me looks for a leak but cant find one, except for the overflow tube under pressure. Where it’s being lost … not so much. Egr gasket leak symptoms. I went to a local AutoZone and rented a pressure tester for coolant system. the coolant will mix with the oil, and. Either way, you should have the repair fixed as soon as possible. Has anyone heard of or seen this problem before. I would then open the flange behind the egr cooler, and check for coolant in the pipe, of course withe the cooing system pressured up would help. Don't know whether they lied or not. 0 liter engine, coolant leaks are most likely to occur where the hoses connect to the engine. it is a 4 cyclinder aluminum sohc engine. I have to add coolant every month or so. My 2000 GLS VR6 is going through coolant like crazy and my temp light keeps beeping/flashing. Hi I have a case of disappearing coolant in my 2003 Prius. the coolant will mix with the oil, and. There is no fluid in the oil or transmission fluid. Since the leak is not external, it may be getting burned. The oil is normal color and the exhaust is not blowing out white smoke,so where is the coolant leaking into?. Coolant Leak. the disappearing coolant may be leaking from the little drain hole in the water pump housing. Knowing where to look helps and often a cracked cylinder head is the source of the problem. No not yet - any suggestions on a quick diagnosis and I am guessing this would solve my "All coolant disappearing on ignition issue" - it makes sense but again this has (according to the previous owners documents) been replaced in 2010!. If I top it up it just seems to self regulate somehow. Disappearing Coolant. Mine does the same thing, I loose coolant but have no leaks and can't find where it is going. I’ll fill it up, only to have the same thing happen after the next ride. Hi All, new to the board here. A slow leak, however — say, from a bad head gasket — can also send enough coolant back through the exhaust system over time to clog your catalytic converter and contaminate the materials used inside of it until they are no longer effective. Make sure the floor on the interior of your car is not wet. The car is actually starting normal. Since then, he has a mysterious issue of coolant disappearing but absolutely no leaks on the bike. Drive it without overheating so as not to boil and spew out coolant (which then makes it hard to monitor coolant loss) 2. Last time I had it at the shop my tech told me that there is a small leak in it somewhere, but he didn't know where. If too much coolant accumulate in the cylinder and u try to start the engine = engine piang. Before the secondary air could build up, the engine shut down because of low coolant. Call it antifreeze, a coolant, or even radiator fluid; the purpose is to maintain the engine’s cool. Time to let the experts have a look, so I booked back into the main dealer. 571, meaning that a given quantity of glycol will carry away only about 57% of the heat that the same. I've poured in more coolant, but it just keeps disappearing. 2012 f150 5. My Sonic is a 2012, there should be no reason to have to add coolant to a brand new car. There are no traces of coolant leakage on the pavement or under the car. Once you get your car to a mechanic, you may want to do a full system flush and install the correct BMW coolant. 2-Loss of coolant (1 quart over 3 months) slowly, but measurable drop in the reservoir 3-Does not lose coolant during the spring,summer, or fall. If you put a pressure tester on the bottle no pressure will come from said overflow. Hmmmm, me looks for a leak but cant find one, except for the overflow tube under pressure. Coolant reducing, no puddles at standstill, no visible leaks, no white smoke. Hi I have a case of disappearing coolant in my 2003 Prius. There were no external leaks, but my oil glowed showing I had an internal leak. I looked at the radiator but once again no leaks. Some of the older Mini Coopers experience radiator and thermostat housing leaks, but the most common issue is with the water pump. It still has a very small leak but we have only needed half a bottle of paraflu in 5years or so. I went to a local AutoZone and rented a pressure tester for coolant system. Based upon readings in this forum, I am seeking advice regarding intake. If coolant is disappearing with no sign of a leak, can the vehicle still be driven if coolant is kept full? Mechanic's Assistant: How old are the hoses? And have you tested the actual mix of your coolant? The hoses are fine with a new radiator and the mix is 50/50. Today I fixed the "mystery disappearing coolant" EGR cooler leak and improved the efficiency of my off-road trucks cooling system. At first the low coolant light would come up about once a month and now it does so every 5-6 days driving about 50 miles per day. Have a 2002 Skoda Octavia tdi and for some reason its using a lot of coolant (seem to be topping it up every time i drive it!!). If no leaks probly head gasket then. Any reputable tech should have one of these kits in his toolbox. The video above shows you where the coolant reservoir, hoses and connections on your 2002 Focus ZX3 are located and the steps needed to fix minor leaks. If you want to extra positive everything is working well, you can put pressure on the coolant system for 24 hours and ensure no leaks occur during that time. Coolant is disappearing, 2 No visible external leaks, 3. Do it today or tomorrow, do not delay. If I top it up it just seems to self regulate somehow. Just under 3k Topped the overflow bottle off after last ride, machine hasn't been started since. There are no fluids leaking that can be seen on the pavement or anywhere under the vehicle. No signs of leaks, no smell of coolant, no coolant in the oil, no. I didn't have any noticeable leaks for the first 13k of this car's life but it continued to lose coolant. Since there is no coolant reservoir installed on the engine there is no way to check the fluid level. The car is actually starting normal. discostu Dodge Dakota JOIN HERE 3/03/2004 19:45:26: RE: Coolant leak, where from? IP: Logged Message:. Still, I swapped caps and went for a 7-8km drive at various speeds and with a couple of stops in between. If the oil looks ok, the next step would be to pressurize the coolant system, remove the spark plugs and see if coolant is entering into one of the cylinders. Would seem you have a slow leak probably if your coolant is disappearing? Keep an eye on your dip stick and oil to be sure no water droplets ever show up. I cannot find where I can purchase coolant. Luckily, brightly colored coolant (a. Mine turned out to be a cracked head. No visual leak or puddles under the car, no smoke. 8 diesel, turbo not working. Cooling system is under pressure , even thou the car is not running and the engine is cold both inlet and outlet hose is hard. Some guys I know ran without the cap to hopefully allow the water to not build up pressure and push back into the cylinder but usually the result of that is a lack of "back pressure" in the coolant and the combustion gasses leak into the coolant at a faster rate. 2 gallons in one day is substantial problem. In other posts I've read that the coolant cap was defective and that solved the problem. I was able to do this because I have an off road tune as is made by GDE & PPEI. Any reputable tech should have one of these kits in his toolbox. Possible signs of head gasket failure include. Does anybody have any clue. With that knowledge, I rode the bike to the dealer (+/- 600km) without issue, only to be told they didn't think they had the parts in stock!. There are no leaks anywhere (not that I can see) and I'm just baffle by this. Sometimes a leak in the oil line inside this chamber can cause oil to leach into your cooling system. Mine would have dropped past this. I’ll fill it up, only to have the same thing happen after the next ride. I know the radiator was full the last time the tank was off, and I've seen no evidence of a leak nor coolant in the oil at the last change, but there is a slight coolant smell when I come to a stop. The garage may not know about that. coolant leak at bellhousing: petewentsailing : 1 - 25-Jun-18 Original Post : 25-Jun-18 : 1986 st 6. Leaking oil-to-water cooler. We had a second leak under the drivers seat at the heater. Coolant reducing, no puddles at standstill, no visible leaks, no white smoke. I have since fixed this issue. Where it’s being lost … not so much. Engine bay was dry, driveway was dry. You'll find the leak when the dye is left on / under whatever is leaking. Try putting a teaspoonful of yellow food dye in the coolant. Good thought on the coolant check. Ford Ranger / B-Series :: 1997 - Coolant Disappearing - No Leaks And No Smell. RE: Coolant leak, where from? IP: Logged Message: have coolant leak spurting like cut artery coming from direction of water pump. You most likely have a blown head gasket or a cracked cylinder head. My 2003 Z4 has been burning through coolant quickly. I looked at the radiator but once again no leaks. I hope that remedies my coolant loss symptoms. No CEL, no coolant leaks. 0 If it is leaking oil, for example, you can guess that there is a problem with the oil pan. Before I pulled the head, I'd put air pressure in the cylinder and see where the air is going. there is a dye that you can put into the system, run the engine for a few minutes, and then using a black light you can track down the leak. Coolant Mixture Recommendations (Mazda) Remember that the primary task of liquid cooling is to transfer heat energy from the metal parts of the engine to the radiator and then to the air. No visible leak anywhere. I replaced the thermostat twice as well as the radiator, water pump, lower heater hose that was leaking, radiator cap and the coolant temp sensor in the side of the water box. Topped it off and the light came on once more yesterday. I found the leak in the radiator on the seam between the core and the top plastic tank. I know the radiator was full the last time the tank was off, and I've seen no evidence of a leak nor coolant in the oil at the last change, but there is a slight coolant smell when I come to a stop. You may not notice the difference at first, thinking that your tank is full. Ask Question Asked 4 years, 9 months ago. Crack in the block. No coolant leaks in hoses, radiators, coolant tanks, or water pump. Your engine takes a 50/50 mixture of coolant and water. Hey guys I have a 2007 aura and for some reason my coolant is disappearing. Sometimes pressure testing does not discover a leak. Wow, you guys are fast!! First, the truck is a 2000 model with about 85,000 on it. Could be related to the coolant "disappearing". I had an Pontiac years ago that came with an Olds engine with known head gasket issues and my coolant leak was being burned out the tail pipe from a warped head. Fluid will leak from the high to the low, or from oil side into the coolant side. Make tank became dry once again and my temp gauge keeps going back and forth from cold to hot. No coolant leak from what i can see from any of the pipes, coolant is still full from yesterday. Like i said no leaks, no codes but at cold start the fan would kick in and the vehicle would go into limp mode after 2 mins of driving. The coolant is disappearing at an alarming rate though, on drive from London to Oxford and back, i lost about 3 litres of coolant. Coolant is burning/disappearing. Water mixed with coolant will evaporate, especially so if the content is more water than coolant. Tip: When replacing the thermostat (yellow arrow), I suggest replacing both coolant hoses (red arrows) that connect to it. 3 short trips ago warning message "Do not start engine - coolant low". Was losing coolant but couldnt see any. My Cummins is losing coolant. I have done all the maintenance. My engine was recently rebuilt and runs great,except for the coolant leak. If your coolant system is leaking, it will not be able to properly cool the engine may even result in overheating. Great tips from you guys and cheap ones I can do myself! I'm leaning towards trading this one in for a 2011. No drips, and no smell or white smoke out the tailpipe. It may sound ghostly if you think of coolant loss, no visible leak. any help or info will be greatly. the disappearing coolant may be leaking from the little drain hole in the water pump housing. Based on you saying your coolant temps are okay but your oil temp is way too high, I would think this is the culprit. There are no fluids leaking that can be seen on the pavement or anywhere under the vehicle. Low coolant can cause your car to overheat and cause serious damage. Could it be coming out my exhaust? I have a puff of white smoke when I start it and when the Rpm's drop fast it will do that also. I have worked on engines since the 1960’s, built hot rods with balanced and blue printed motors, and own and work on performanc. The smell is probably because it is leaking off as steam but not enough to show up on the ground. Highway speeds it'll reach 239 and stay there for a bit before going up or down a few degrees. $1300 and a day later I was back on the road, holding coolant with new thermostats too. And I had also parked the car in the grass. I have a new water pump. Water has a specific heat of 1. A blown head gasket can also allow coolant to leak to the outside of your engine and onto the ground. It doesn't leak any fluids of any sort, and there is no oil residue around the head gasket, oil pan gasket, etc, yet every once in a while, I have to add about 1/3 - 1/2 quart of oil. ) You can have the oil analyzed for any presence of coolant related materials. Hi all - an original member but since lost my login details. No white milky coloring or sludge is a good thing. A more mysterious coolant loss problem involves no evidence at all of leaks or puddles, yet shows a definite reduction in radiator coolant levels. The oil and coolant aren't mixing, just low. However, coolant still leaking and now traced to coolant hose behind the turbo (1. The disappearing of water in the engine is mostly by water seeping by into the water pump (waterbody) shaft and seal. Double check around the head to look for traces of burnt coolant and also look down by the waterpump. Sometimes a leak in the oil line inside this chamber can cause oil to leach into your cooling system. any help or info will be greatly. I checked my oil and oil cap, no milky foamy residue. Can be a bit rough to start sometimes with a bit of smoke. I took it to my mechanic and it turned out to be a water pump. Re: Disappearing coolant / Losing coolant ??? « Reply #9 on: March 10, 2011, 02:40:22 PM » also; top off radiator and with the cap off watch the coolant. The system should not lose pressure if there were no leaks. 6:30AM GMT 22 Dec 2009. 4 quarts is too much, especially if you only changed the thermostat. At first the low coolant light would come up about once a month and now it does so every 5-6 days driving about 50 miles per day. They can leak slow enough to evaporate before you can see the leak. The contact called koons falls church Ford 1051 e broad st, falls church, va 220441051 but, vehicle was not diagnosed or repaired. Average repair cost is $3,220 at 75,100 miles. I have a friend who is a mechanic. When the system is cold, a head gasket leak could cause gasses to get trapped inside. Would seem you have a slow leak probably if your coolant is disappearing? Keep an eye on your dip stick and oil to be sure no water droplets ever show up. I hope that remedies my coolant loss symptoms. TOM: So your engine probably will have to be "taken down. I've been loosing about a pint of coolant about every three or four months. The expansion tank often becomes brittle and leaks below its location (in front of the driver’s side wheel on most models). Her coolant would be low by morning (more and more required every day), overflow bottle always full and puking over, overheating, excessive system pressure and no leaks. Discussion Starter • #1 • Jul 28. I went to a local AutoZone and rented a pressure tester for coolant system. Finally had a monster leak after doing a coolant flush-and-replace. He hasn't replaced the radiator yet, just keeps topping it off, since the loss is so gradual. Make tank became dry once again and my temp gauge keeps going back and forth from cold to hot. I haven't driven it enough to know if I still have an issue. i didnt know if this was related to the coolant disappearing or no. Based on you saying your coolant temps are okay but your oil temp is way too high, I would think this is the culprit. Oil looks clean. I have searched and search but cant seem to find any reference to this "plug". cooler for leaks may lead to a misdiagnosis for coolant entering the combustion chamber. Once you get your car to a mechanic, you may want to do a full system flush and install the correct BMW coolant. Coolant disappearing, no symptoms of head gasket leaking. No smoke emmiting in the exhaust. No white milky coloring or sludge is a good thing. Not overheating, oil cap black, no exhaust gases in radiator, no obvious leaks. I don't have any visable leaks, there is no signs of water contamination in my oil, no signs of oil contamination in my coolant and my exhaust is running clean (no visable smoke or smell). I noticed you were thinking your coolant miught be getting lost out of the overflow tank neck - here is what I found, I posted a bunch of stuff over on the jaymiller thread, but I was pushing coolant out of the overflow due to warped heads and poorly torqued head gaskets - no other leaks, no coolant in the oil or vice versa, no white smoke. I have read the posts about vanishing coolant on the 300E, but I still have a couple of questions. Ive noticed the coolant is going down very quickly, the rac and another garage have looked at it and cant find any sign of a leak. This has happened 3 or 4 times now, each time I add coolant to the reservoir. Jump to Latest Follow 21 - 40 of 43 Posts. Why do you want to run without pressure on the system? Is your coolant "disappearing" when the system is pressurized? Do you have a leak you can't find?? Having that 15 psi radiator cap tight keeps the system from boiling over at 212. Naturally I filled it back up. Engine coolant that is disappearing and leaving no visible trace is NOT a good thing. After the leak down test, leave that pressure guage screwed onto the radiator and run the motor until the thermostat opens up. The system should not lose pressure if there were no leaks. 6-liter four-cylinder engines that could have an engine coolant leak. I have to add coolant every month or so. Its just sitting in the hose and the reservoir. net Alright fellas, here's the problem. Has about 230,000 miles. If the car has recently overheated then this could have caused the head gasket to fail. The hose pipe from hell is another candidate, located under the exhaust manifold right against the engine block. The loss is easy to identify. I have never seen any fluid under the engine. I smell some coolant around the front of the truck, especially after a long drive. But there is water/coolant just sitting in the hose running from the water pump to the radiator. (The coolant vaporizes in the heat and 'steam cleans' the plug and in fact the entire combustion chamber of deposits. Active 1 year ago. RE: Coolant leak, where from? IP: Logged Message: have coolant leak spurting like cut artery coming from direction of water pump. I cannot find where I can purchase coolant. Just under 3k Topped the overflow bottle off after last ride, machine hasn't been started since. I bought the liquid radiator stop leak in a gray 10oz plastic bottle which says it works on radiators, gaskets, heads, heater cores, blocks,. It's strange because no outward signs of coolant leakage can be found, yet the coolant reservoir keeps going low. Check the reservoir and tell me if it filled up or no. Coolant is disappearing, 2 No visible external leaks, 3. The first time it happened after the radiator replacement, he took it in to the SVC for a dekko and they drained and rechecked his coolant system and proclaimed no leaks. All mechanical, collision, and frame work is done here at 14857 Burbank Blvd. Any reputable tech should have one of these kits in his toolbox. I noticed a suspicious looking black stain on the floor mat on the driver's side under the gas pedal. Top it off to the full line and keep an eye on it for now. Cooling system: Sometimes an engine keeps overheating simply because of a leaking coolant line, and a simple repair by replacing that line can make the car run like new again. There's still no visible leaks anywhere and the temp of the jeep is still climbing each week. I had a small coolant leak and the coolant sensor o-ring was indeed the culprit. Today I fixed the "mystery disappearing coolant" EGR cooler leak and improved the efficiency of my off-road trucks cooling system. 4 quarts is too much, especially if you only changed the thermostat. It might be small enough that the coolant itself evaporates before it has a chance to leave any evidence. Duramax low coolant no leaks Duramax low coolant no leaks. Runs great. 0 OHV Tech: 4: 03-25-2011 09:23 AM: Disappearing Coolant: ERO: 4. Has about 230,000 miles. Tried this method and I finally got the white smoke. I have had to refill a whole gallon of coolant within a week. I have taken to keeping a 2l bottle of tap water in the boot in case i need to top up when i'm out and about. However, I have had ongoing issues with vapor coming out of the vents whether the AC is turned on or off with an awful chemical smell. This has happened 3 or 4 times now, each time I add coolant to the reservoir. I reckon head gasket gone. It did not leak every time we shut down either. I have a 2015 with 27000 miles, I noticed a slow coolant leak over the last 3k miles, dropped about an inch in the reservoir. The Check coolant level warning kept coming up from time to time and I had to refill the ***** every now and then and I tried to find if it was leaking somewhere but it wasnt visible anywhere - should have been as it was loads disappearing sometimes after a drive. I would test it and there would be no leak, but the coolant would somehow escape somewhere. ) If this is your primary vehicle, take it in. I t has 175,000 miles on it and has been using coolant ever since we bought it at 100,000 miles from the smother-in-law. I recently found out my coolant has been disappearing somewhere. I took it to my mechanic and it turned out to be a water pump. My Sonic is a 2012, there should be no reason to have to add coolant to a brand new car. AND!! I'm still waiting for my £90 refund from the original farce. Possible signs of head gasket failure include. In fact, the coolant condition in a diesel engine may even be more important than in a gasoline engine. losing about a litre of coolant to a tank of fuel (say 350-400 miles) Not overheating - stays around 80 when driving normally (has been between min and 80 in the recent cool snap in the mornings) will hit 91/92 sitting in traffic for a long period - No signs of seal failures on the. The bottom line is that it is burning a little oiljust not enough for smoke to be coming from the exhaust pipe or to smell it. I looked at the radiator but once again no leaks. I filled the overflow tank to the Full mark yesterday and topped off the radiator Today, after driving less than 100km's the coolant in the radiator needed filling back to the top with approx a pint, the overflow tank level never moved ! It did not get pulled back into the radiator. Some cars leak a little bit of coolant over time for a variety of reasons. Cleaned her up, tossed her back in. Has new radiator, new thermostat , new coolant, new head gasket, no oil leaks, no rust in radiator, oil pump works well, water pump works good, coolant flows well, fan clutch works excellent, act electric fan works excellent, ac works well. If the stuff on the floor is coolant, which you think it is, then the last two items are possibilities. After a 5 minute trip back home the low coolant warning light appeared and virtually all the coolant was gone. It does not loose coolant while parked up - no wet patches at all under the car when left overnight or all day at work. When you fill up the coolant , make sure you bleed the valve in the frunk. Q I have a 2002 Olds Alero with the V6 engine. I had a coolant hose leak that would manifest only when hot and under pressure as hissing. Hdi engines are much better than the old XUDs for gasket failure, I have a 406 with over 200k on it with the original gasket and my C5 has done nearly 150 but when I was looking to buy these cars I came across several with leaky head gaskets. net Alright fellas, here's the problem. There are no leaks, the engine never overheats or causes any trouble. 4 quarts is too much, especially if you only changed the thermostat. With that knowledge, I rode the bike to the dealer (+/- 600km) without issue, only to be told they didn't think they had the parts in stock!. Again visited the KTM ASC and asked them to check for any leaks, after two days they returned the bike and assured there are no leaks in the line. I could smell the telltale sweet smell of coolant at the front of the engine but didn't see anything. If no leaks probly head gasket then. 1L W22 Canyon Country, Ca. I currently have coolant fluid leaking from a recessed bolt of some sort on the driver side on my cylinder head on my 2008 Mazda 3i 2. Discussion Starter. Pressure test and a test for exhaust in the coolant failed to confirm a problem. Any reputable tech should have one of these kits in his toolbox. The right side bottom of radiator is where I see most radiator leaks. Coolant level already went below the minimum level and I had to top up the coolant within two weeks after the service, which is a bit worrying even though the commute is in bumper to bumper traffic. Naturally I filled it back up. The turbo coolant line and radiator are both common culprits for leaks on these trucks. A more mysterious coolant loss problem involves no evidence at all of leaks or puddles, yet shows a definite reduction in radiator coolant levels. I cranked the engine and got out to inspect the car while it was running. But it's a very minor leak, after driving some 500 - 1000km I can see the drop. Think another phonecall to CUK is in order. I like my Sonic but if this **** keeps happening with my heater and coolant its going to have to go. I have since fixed this issue. my jeep would only leak at random times, and only a tiny bit. The coolant leaks directly onto the downpipe and can burn off before you notice it. There is no oil in the coolant, and no coolant in the oil. Direct fit. No visible leak anywhere but coolant mysteriously disappearing over the course of the week. If there is no visible sign of a leak, this usually means a bad manifold gasket, usually the intake manifold. I turned on the heater full blast and equalized the temp, but by the time I got home I had coolant pouring out the truck and hissing and steam from. I did find slight leaks coming from the coolant hoses. Another possibility is the water pump may be leaking. coolant leak at bellhousing: petewentsailing : 1 - 25-Jun-18 Original Post : 25-Jun-18 : 1986 st 6. Using coolant but not consistently, can do the same journey and coolant level either stays the same or it loses some. it is a 4 cyclinder aluminum sohc engine. Pressurize the system and hold it for many hours. Again, coolant was bone dry. It only leaks when the engine is hot and something expands. The National Highway Traffic Safety Administration says that if the coolant leaks and evaporates on the engine when it is hot, a fire could start. 1997 Ford Ranger XLT 4x4 3. We found it almost by accident. another thing to try is borrowing a coolant pressure tester from someone you know or you might be able to rent one from advanced auto parts and pressure testing the coolant system while it is cold and checking for leaks that way. I would highly recommend checking both before throwing parts at it. Yanked the dipstick, but since the egr is still intact, oil is jet black. I’ll fill it up, only to have the same thing happen after the next ride. Do it today or tomorrow, do not delay. If coolant is disappearing and there's no sign of a leak, it's probably a blown head gasket and/or cracked block. If you're loosing a significant amount and no signs of leaks then it's internal and likely a headgasket. This will result in a low coolant level and decreased cooling of your engine. Get yourself a new radiator. Refill and properly burp the coolant. Replaced tank and no more coolant loss and I don't get the smell of antifreeze once in a while after stopping. It still has a very small leak but we have only needed half a bottle of paraflu in 5years or so. Replace the pump with the new one put in all 4 gallons and no leaks. Double check around the head to look for traces of burnt coolant and also look down by the waterpump. An internal leak is within the engine and is harder to diagnose and no coolant leaks are noticed - the coolant just keeps disappearing. net Alright fellas, here's the problem. I don't have any visable leaks, there is no signs of water contamination in my oil, no signs of oil contamination in my coolant and my exhaust is running clean (no visable smoke or smell). The fluid evaporates on the hot surface leaving literally no trace of the leak. This is a fastener-by-fastener description of how I diagnosed and repaired a slow coolant leak as a result of a bad coolant hose flange on a 2001 VW MKIV Jetta Sedan with automatic trans and 2. I t has 175,000 miles on it and has been using coolant ever since we bought it at 100,000 miles from the smother-in-law. With another car that was losing coolant with no obvious sign of a leak proved to be due to bad coolant reservoir cap which when the cooling system was hot would bleed pressure and along with this water vapor. When I have a small coolant leak or coolant loss on a car like this Honda Civic, the first things I always check is. I have issues with my coolant disappearing very quickly. They can leak slow enough to evaporate before you can see the leak. Hi Saar, I hav a Mitsubishi montero 4M40 2. Any idea s or what to check?. Think another phonecall to CUK is in order. When the system is cold, a head gasket leak could cause gasses to get trapped inside. No external leaks, no WP seal or gasket leaks, heater core seems OK (no smell in car, no coolant in condensate rain) no coolant indications in engine oil or ATF. Discussion Starter • #1 • Jul 28. No sludge in coolant - just drained all the old stuff before replacing the hoses. I took it to my mechanic and it turned out to be a water pump. I had an issue like this with my 2013 Hemi, disappearing coolant and an odor yet no visible signs of where it was going. In fact, the coolant condition in a diesel engine may even be more important than in a gasoline engine. Why do you want to run without pressure on the system? Is your coolant "disappearing" when the system is pressurized? Do you have a leak you can't find?? Having that 15 psi radiator cap tight keeps the system from boiling over at 212. If I see a drop in level then proceed to overhaul. November 2008: replaced heater core, and also replaced every single other coolant hose in the entire engine bay with new OEM Honda, because I was chasing various coolant leaks at hose connections. (03-18-2016 ) hhow55 Wrote: In regards to the disappearing coolant, disconnect the Venturi pipe from the intake horn, and see if you find any moisture or coolant. No visual leak or puddles under the car, no smoke. I would bet that one of your hoses are bad and you are leaking antifreeze. Coolant reducing, no puddles at standstill, no visible leaks, no white smoke. This type of problem will only get worse and lead to even greater problems if the leak isn’t fixed. If it has it could be leaking coolant into the combustion chambers. Sent from my. Fortunately I was near home whan that happened. I went to a local AutoZone and rented a pressure tester for coolant system. The car is actually starting normal. Tractor (JD 750) runs strong with no tell tale of head gasket leakage such as white smoke or grey residue on oil cap nor coolant detection in oil. This will result in a low coolant level and decreased cooling of your engine. Citroen C5 Hdi (2001) - Coolant loss without leaks nor head gasket probs - Peter. On cold start up it the fan would kick in at 100%. Using up lots of coolant can be sign of Very Bad Things going on (it isn’t necessarily, but it can be. Runs great. No smoke emmiting in the exhaust. Ford Ranger / B-Series :: 1997 - Coolant Disappearing - No Leaks And No Smell. coolant leak at bellhousing: petewentsailing : 1 - 25-Jun-18 Original Post : 25-Jun-18 : 1986 st 6. Such a small leak that the water evaporates/boils off before there are any tell-tale drips on the ground. I t has 175,000 miles on it and has been using coolant ever since we bought it at 100,000 miles from the smother-in-law. Finding the Coolant Leak. I didn't know if I had a gasket leak or a coolant leak in my 2003 BMW 3 series, but it was overheating continually, - I was losing oil pressure when idling. The smell is probably because it is leaking off as steam but not enough to show up on the ground. 0L engines that should be looked for to confirm or di. Discussion Starter • #1 • Jul 28. I flushed the coolant system at 10k miles and used engine ice. That part is a liquid to liquid heat exchanger. Some guys I know ran without the cap to hopefully allow the water to not build up pressure and push back into the cylinder but usually the result of that is a lack of "back pressure" in the coolant and the combustion gasses leak into the coolant at a faster rate. No, this is NOT normal. Replace the pump with the new one put in all 4 gallons and no leaks. If you want to risk ruining your engine, you could try putting bars leak in it. No visual leak or puddles under the car, no smoke. Leave pressure on the coolant system for about an hour (with the car off). Coolant level already went below the minimum level and I had to top up the coolant within two weeks after the service, which is a bit worrying even though the commute is in bumper to bumper traffic. 2 gallons in one day is substantial problem. Especially if a car is a newer model, most people just assume everything’s OK, or that a light will show up on the dashb. I tracked it down to a little hole that is in the bottom of the case on the right side below what I believe to be the water pump housing. Water has a specific heat of 1. The heads may be warped and the head gasket is leaking coolant into the engine. Such a small leak that the water evaporates/boils off before there are any tell-tale drips on the ground. Checked with Toyota multiple times, but still we couldn't root cause the issue. lurker99 wrote: ↑The coolant was disappearing and got P0304 (miss-fire cycle 4) and P0420. Coolant disappearingwhere? Not mixing with oil Hey there everyone, i'm sure these topics have been beat to death but i'm losti've read all the related posts a million times and still unsure what to do, i have a 99 grand am GT 3400 V6 and for the past year and a half i've noticed i've had to add coolant to the reservoir about every 2-3. e a head gasket, or worst case. This will result in a low coolant level and decreased cooling of your engine. I pressure tested the lines and it has a slow leak because there is a tiny hole in one of the lines but not big enough to let any. Fans kick on when they need to and coolant is cycling through the system. Great tips from you guys and cheap ones I can do myself! I'm leaning towards trading this one in for a 2011. or you may have a radiator hose with a really fine leak that only starts when the cooling system builds up to operating. Engine coolant maintenance is just as important as an oil change. I have a new water pump. My son has an '07. Not overheating, oil cap black, no exhaust gases in radiator, no obvious leaks. Bit of a problem thats baffling me. I have been losing coolant. Thus, you can have a bad gasket and no loss of oil and no oil in the coolant, but loss of coolant through the exhaust. any help or info will be greatly. Today I fixed the "mystery disappearing coolant" EGR cooler leak and improved the efficiency of my off-road trucks cooling system. Over the last couple weeks I have been losing radiator fluid and it has been getting incresingly worse. The Fix: Repair or replace the oil cooler. Coolant disappearing with no visable leaks and white smoke outta exhaust Wednesday, 03 October 2018. I never smell hot coolant, either. No loss of fuel economy, no overheat situations. Drive it without overheating so as not to boil and spew out coolant (which then makes it hard to monitor coolant loss) 2. Water has a specific heat of 1. After the ride the coolant is full. Check the coolant every day to see if the level drops. New heater core this week with hoses and heater control shut-off valve. With that said, it is better to have some coolant than driving a BMW with no coolant at all. So I've replaced my thermostat thinking that would fix the coolant vanishing problem, turns out it did not. I replaced the thermostat twice as well as the radiator, water pump, lower heater hose that was leaking, radiator cap and the coolant temp sensor in the side of the water box. I'm confused as to where the coolant went. Mine was also leaking prior to finding my head cracked. If i drive for about 75 miles or so the coolant is way low. the coolant will mix with the oil, and. The rear mounts are on the marine gear in my boat. I’ll fill it up, only to have the same thing happen after the next ride. Normally the owner has tried in vain to find the leak and sometimes, multiple auto repair shops have been unable to find a source. Rodimus, I can only guess that after hard driving the engine is hotter and therefore the pump spins faster which in turn creates more pressure. It may sound ghostly if you think of coolant loss, no visible leak. I cannot find where I can purchase coolant. Hi All, new to the board here. Replaced tank and no more coolant loss and I don't get the smell of antifreeze once in a while after stopping. '00 D with 4. How to put pressure in the cylinder. If no leaks, check to make sure the electric cooling fans are working, and there is NO restriction in the radiator…sounds like the radiator has had some issues and would not be surprised if there is an internal problem with it restricting the flow of coolant. Added coolant and took very short drive. You may have to register before you can post: click the register link above to proceed. Low coolant can cause your car to overheat and cause serious damage. check the heater hose fitting/downpipe for wetness or white/orange crustiness as well as check the water pump weep hole for the. In fact, some Mini Cooper water pumps have failed on vehicles with under 10,000 miles!. An antifreeze leak can occur through a hole in your radiator. No signs of leaks, no smell of coolant, no coolant in the oil, no. The engine starts and runs just like new and there are no obvious leaks with the engine running at normal temperature, and no obvious leakage under the engine when parked. They topped up the system and bled it and I drove the 40 odd kilometres to home. I changed it "live" without draining the coolant but the car has to be cold to lose minimal amount of coolant. But there is water/coolant just sitting in the hose running from the water pump to the radiator. However, getting to the root of the leak may be harder to determine. This often happens. No smoke or coolant smell at the tailpipe. Top off the res, and in a month, it's low again. You need to enable JavaScript to run this app. If the white smoke is exclusively from the exhaust pipe, a leaking cylinder head gasket would be a suspect. No more leak. _____ rlancast 2004 Seabreeze 8321 LX Workhorse 8. I have searched and search but cant seem to find any reference to this "plug". There were no leaks evident, no drips on the ground, oil level and appearance were normal. I would highly recommend checking both before throwing parts at it. Im leaning towards the electric water pump being faulty so Im looking into replacing that and the thermostat. 4: you have a freeze plug that is leaking, but it might be in such a location that you cant see the leak, and by the time you check the coolant in the morning, all evidence of the leak is gone. The disappearing of water in the engine is mostly by water seeping by into the water pump (waterbody) shaft and seal. I kept loosing coolant also and couldn't nail down the problem. Since then, he has a mysterious issue of coolant disappearing but absolutely no leaks on the bike. If it is, the oil will be over-full and will look like a chocolate milk. Go to use it today the bottle is dry. The OP says there was a puddle of coolant on the garage floor whereas the video you linked suggested that the head gasket is compromised and the leak is internal (ie. There was no sign of a leak anywhere. Hey guys I have a 2007 aura and for some reason my coolant is disappearing. Can be a bit rough to start sometimes with a bit of smoke. The 2004 Chevrolet Tahoe has 15 problems reported for always adding anti freeze, but have no leaks. Some oil coolers circulate oil inside a chamber that is filled with coolant. I read too that it could be a deteriorating coolant reservoir or cap, which may have been aggravated by the pressure test causing the coolant to leak around the mouth of the tank and perhaps elsewhere, creating the distinct burning smell. When I have a small coolant leak or coolant loss on a car like this Honda Civic, the first things I always check is. Vauxhall corsa 2004. no trace at all, but I can smell it when I stop somewhere and get out. Usually an internal leak is a "blown" head gasket and the coolant is leaking into the cylinders or into the oil pan. I checked my coolant, low. Also replaced both radiator hoses shortly thereafter. I cannot find a leak. Caraman99 · Vanless member. The repair has been completed one month ago and I put 3000 miles on the car after the repair without any problems, no coolant leak or even any cold start problems, the temperature was low as 22F here, no check engine, this repair did not make any deferent except that it protects the engine from future internal leak. After 5 minute drive, short wait, coolant down from max to min fill line and a small puddle was evident in the parking lot. the leak got worse and a couple days ago it started to leak pretty bad, thought it was the water pump, but had my buddies dad check it out and its the intake gasket. I had a similar problem. Finding the Coolant Leak. ShipofFools · Registered. Last couple weeks I have had to top up coolant. the coolant will mix with the oil, and. It’s gone again. I hope that remedies my coolant loss symptoms. I haven't heard of this problem before either. The most common cause for "disappearing" coolant comes from the engine heads. There is a burnt coolant smell once the engine it warmed up thought it could be a leak in the heater matrix but the cooling system is staying pressurised and there is no evidence of a leak Anyone any ideas 2. The pipes running from the from the front of the car to the back of the car are also prone to cracking. The coolant is disappearing at an alarming rate though, on drive from London to Oxford and back, i lost about 3 litres of coolant. No job is too big or too small. Apr 4, 2016 #1 Hi I have a 2005 Honda civic SE Coupe 1. Using a black light that the dye reacted too, I found the leak. 4D29F35B-FD0A-4B75-A91F-9B9A61060BF5. 1997 K1500 Suburban 300,000 miles: Coolant disappears though no visible leaks at radiator, hoses, thermostat. After the ride the coolant is full. Van Nuys, Ca. Mine has leaked since it was delivered FYI. On cold start up it the fan would kick in at 100%. Here's the kickers that make no sense to me A) I have no visible leaks under the vehicle, ever. View 2 Replies. There's no coolant leaking into the cab from the heater core and it never shows a higher temp than normal on the guage. 2012 f150 5. Coolant loss with no visible leaks, oil is clean and level. I cant find mine either. If its full of white milky snotty goo, replace your water pump seal. I have been losing coolant. Ford Ranger / B-Series :: 1997 - Coolant Disappearing - No Leaks And No Smell. You can rent the coolant pressure testers from the auto parts stores, at least the ones in missouri. My heater only gets warm and not hot, and at idle it goes from warm to cool. Close inspection with the engine hot and idling, will reveal wisps of steam or liquid coolant leaking out and evaporating quickly. Luckily, brightly colored coolant (a. I noticed you were thinking your coolant miught be getting lost out of the overflow tank neck - here is what I found, I posted a bunch of stuff over on the jaymiller thread, but I was pushing coolant out of the overflow due to warped heads and poorly torqued head gaskets - no other leaks, no coolant in the oil or vice versa, no white smoke. A repair to a cracked engine block or head gasket is an expensive repair. I will add Castrol GTX synthetic. Could the thermostat be the problem?” OK. We did get to 40 C that day. I will be adding more coolant but it was weird.