For the past few days I have checked it regularly and the radiator itself has been full everytime and the car has not been running hot. Yahoo is part of Verizon Media. When the coolant cools back down it contracts, which creates a … Procedure 1. The car came to a stall, the oil light went on and I had to get a very nice truck driver to help me roll the car out of the three lane traffic the car decided to … Fill your reservoir with antifreeze up to the FULL line at the middle of the plastic tank, you don’t have to add water, because the water will evaporate in a few days and what is left is antifreeze which will not evaporate. You can change your choices at any time by visiting Your Privacy Controls. My radiator was half a gallon low. I was told that it could've been that they didn't let the coolant fully run through or open up the thermostat or whatever. My car has 63000 miles. When replacing the coolant and burping the air, I filled the overflow tank to the full line, and proceeded to put the rest of the coolant through the radiator cap. as it heats up and the water swells (increases in volume) it pushes the excess into the reservoir. To enable Verizon Media and our partners to process your personal data select 'I agree', or select 'Manage settings' for more information and to manage your choices. Loosing too much fluid from rad brakes the liquid connection between it and overflow. If the radiator stays full, but the reservoir keeps emptying, it can mean a leak in the cooling system. It seems this is where the blockage is. ... Radiator Coolant Surge Tank, 2017-2019 L5P | DMAX Store. I can’t blow air into that part. 2003 ford explorer sport trac 116000 miles. Get your answers by asking now. The system is the type which has the radiator cap on the radiator and a separate overflow tank. If the coolant reservoir is completely empty, you can’t just refill it. Probably just normal coolant loss. My radiator coolant reservoir is always empty but my radiator is full and it doesn't run hot at all, in fact my engine runs very cool Sent from my iPod touch using FRF App 1991 Ranger 3.0 5-Speed Bring the level to F, but do not overfill. There may be times when the coolant system may fail due to one reason or another. 'Struggling middle class families need help': Yellen. The coolant was so low I couldn't see it and the reservoir was empty too. Another danger sign is an empty reservoir. We and our partners will store and/or access information on your device through the use of cookies and similar technologies, to display personalised ads and content, for ad and content measurement, audience insights and product development. First thing to try is a new rad cap and close inspection of the rubber line. Turn the radiator cap counterclockwise, but don’t press down on it. Took it to auto zone and he checked my radiator for me and said it was full then looked at my hose and said it was still pressurized. ps: car is a 2004 s2000 What's more, the coolant could be seeping into the engine instead of out of it. The mystery arises though when magically the coolant disappearing from reservoir is noticed with no potential signs of leakage. It might've cracked, or it might have a bad seal on the metal hose attachment. Fill the pressurized reservoir to the max level or maybe a touch above it ,and monitor it. My radiator is full of coolant and filled to the top. Something the garage removed to assist them with draining and/or flushing your system is leaking. . I bought some coolant from the Honda dealer, but upon opening the radiator cap, It looked like non-honda coolant. I have a full coolant tank, but empty radiator, because it’s blocked. The hose is fine. Engine overheating and coolant are closely related to each other. As coolant gets hot due to it absorbing heat from the engine, the liquid expands and creates additional pressure in the radiator. They are a sealed and pressurized system so it should NEVER lose coolant unless there is a leak somewhere. The Jeep has completed 147,000 miles. Top off the reseroir and keep an eye on the level over the next few days. Does anyone know how to unblock the hose valve on the radiator side? I know I could do a cooling system check, or put more coolant in the radiator, but I want … About 3 months ago, I had the intake coolant hose burst a hole and fluid leaked everywhere. In that case, it might mean that there is or there are few damages in the components of the engine cooling system, which means that there is possibly a faulty radiator or radiator hose, a damaged gasket, or a radiator cap, or some other faulty components. It seems this is where the blockage is. #4. The hose is fine. Get shopping advice from experts, friends and the community! It's happened four times now and every time I check my radiator it's all the way filled but the reservoir is almost dry. I can’t blow air into that part. The radiator cap most likely is NOT the culprit, as the coolant would expand, blow past the bad cap, and actually FILL the reservoir (most times to overflowing) when the engine is warming up if its bad. Hello. I have a full coolant tank, but empty radiator, because it’s blocked. Otherwise, there must be a problem. I wouldn't worry about it if the coolant within the radiator itself remains full and your engine is not overheating. The radiator coolant level gradually runs down and needs to be refilled periodically . The cheeses are placed into the tool manually. You say a coolant hose burst and when that happens engines overheat within seconds. Once the radiator is completely full, this expanding hot coolant will overflow into the reservoir. I have since fixed this issue. If the radiator stays full, but the reservoir keeps emptying, it can mean a leak in the cooling system. If you just need to add because it is loww, then always use the reservoir. I am not sure what to do, so I was hoping to get some opinions. If the bottle is empty, typically there's a leak somewhere. how it works is when the engine gets so hot then the radiator cap releases and the anti-freeze will spill out into the reservoir and once the engine cools down it,s drawn back into the radiator. A couple of weeks ago I had the coolant flushed and my car started running hot not long after I got the car back. You need to check the level of coolant in the radiator as well. Discussion Starter • #1 • 9 mo ago. Open your bonnet and look all around in there to see if you can see any wet areas or drips to help you identify the source. Coolant is something that should be checked at least once a week, or every time you fill up. Coolant reservoir is emptying but radiator is full Every month or so my car will start to randomly overheat and by now, I know I need to refill my reservoir with antifreeze. On all vehicles that have a reservoir you add it to the reservoir, unless it is totally empty, then you can add it to the radiator directly. Coolant reservoir empty radiator full? does the 2008 ford escape hav 2 diferent keys? Coolant reservoir seems to always constantly be empty (ie: I should be filling it up everyday after I drive it up to 50 or so miles a day for work in stop and go traffic). Can someone help, please? Why is the 1997 Jeep Wrangler overheating even though the coolant reservoir is full? While the engine is off, your coolant reservoir should be about 30% full. the cap is,nt releasing for it to spill out into the reservoir. when it cools off the radiator level goes down a bit but never goes any lower. This excess coolant stays here until the system cools down enough to create negative pressure and draw the excess coolant from the reservoir back into circulation. This made sense to me because when the engine gets to operating temperature and spills coolant into the reservoir, that reservoir level will now be pretty close to the top. The mystery arises though when magically the coolant disappearing from reservoir is noticed with no potential signs of leakage. get a new cap. I decided to check the coolant on my truck when it had just 4,000 miles on it ,and the radiator also appeared empty. It overheated while driving home. I have a 2000 Nissan Maxima Automatic. it,s a bad radiator cap. It also allows coolant to be pulled back into the radiator as everything cools down (contracts). The coolant level should be filled between F and L marks on the side of the coolant reservoir when the engine is cool. Does anyone know how to unblock the hose valve on the radiator side? I always topped off my reservoir coolant level to the full line at operating temperature and when it cools down it drops somewhere a little above the low level. 1. you have a bad radiator cap which is allowing the coolant to boil off. There may be times when the coolant system may fail due to one reason or another. Often when you empty a cooling system of water you introduce air bubbles into the system when you refill it which if not properly removed can lead to overheating. A defective cap can cause several problems. Loss of the liquid can lead to the overheated condition but overheating can also contribute to the coolant loss. The whole system yielded about 1.5 gallons of fluid drained. 2. How do you think about the answers? I filled the coolant all the way up and let it continue to run and over a couple of days continued to put coolant in it. Also check the plug on the radiator on the top passenger side right by where that hose comes in. As said already the expansion tank should have coolant in it to the minimum line or above all the time. Noticed a funny smell coming from my car, checked the coolant reservoir and it was bone try. Look at the level in your radiator in the morning for a few days without adding any coolant to the reservoir and if it does not go any lower this might be your problem. It could be a defective radiator cap, or air in the system. Still have questions? Actor calls America's political divide 'another pandemic', Defying warnings, students pack street after rivalry win, Top talent agency drops Armie Hammer amid scandal, 4 skiers dead after causing avalanche in Utah, 'Hustlers' actor on who should get transgender roles, Suze Orman's top tips on how to spend and save wisely, 'Framing Britney Spears' fans call out Timberlake, Saints face hefty price for star's COVID-19 breach. Honda Civic LX '94 - The coolant reservoir is full, the radiator appears to have run out of coolant, and the temperature gauge's needle moving closer to the red section is suggesting that the car is overheating (or close to it). If they DON'T cycle on before the temperature climbs to overheating, then the system needs checked by a professional. The reservoir empties and the coolant is still full under the cap. To release pressure, the radiator cap allows some coolant to escape out, stored in the reservoir. It might be a leak but I can't seem to find it. Suppose you notice that your radiator is empty, but your coolant reservoir tank is full. There is a very good chance the head gasket has failed. (The cap isn't allowing the system to draw coolant back into the engine during cool down.) get a local garage to check the coolant for exhaust gasses as that is a sure sign it has failed. Find out more about how we use your information in our Privacy Policy and Cookie Policy. If you are using a gallon of coolant a week, you have a water pump problem (possibly the weep hole on the bottom of the water pump has broken the seal, to let you know there is a problem. There is also definite vacuum leak in the brake booster (hissing in the cabin under the brake pedal) and a sound of air blowing coming from near the drive belt. 4 Posts . As the pressure causes the coolant to get higher than the radiator pressure cap, the excess coolant needs to be captured somewhere in order to prevent leakage. Generally when the bubbles are removed the level in the expansion tank/resevoir will drop to replace the air in the system, but not to the extent you're talking about. Thank you. When replacing the coolant and burping the air, I filled the overflow tank to the full line, and proceeded to put the rest of the coolant through the radiator cap. [/QUOTE] My reservoir is at max level. If the radiator is full and the vehicle is still running hot, then there is a problem somewhere more serious than the reservoir being empty. I filled the coolant all the way up and let it continue to run and over a couple of days continued to put coolant in it. Keep coolant in the tank, and make sure your radiator cap is in good shape, as it does more than keep coolant pressurized. Coolant reservoirs are required because engines go … But to make sure that there are no air in the system, you can bleed it out while filling up the coolant. If it keeps getting low then have system checked to see where the coolant is going. But take a look at your coolant reservoir, there should be a label where a hot full or cold full in there, and make sure it’s in the right level. An air pocket left from the flushing procedure, a stuck thermostat, even a clogged radiator can result from the flush procedure, even if performed exactly as designed. Should be available at any auto parts store for about $8. when the engine is good and hot and you dont have any coolant in the reservoir, that is a sign that the radiator is low or empty … Can I drive my car a long distance with no engine mounts? The radiator was empty and the reservoir was full. The radiator cap most likely is NOT the … When the pushbutton is activated, the cylinder advances and press. I cannot detect any visible leaks. . Opening it hot can cause serious burns (very hot coolant can spray out). Do I still have to pay my mechanic after he got the wrong diagnostic and did the work? However my reservoir coolant keeps disappearing. Not saying this is your problem, but I have had this happen three times over the years. However, I keep filling up the reservoir and it keeps getting empty again within a day. If the coolant level is low, add enough distilled (deionized) water. My car has an automatic transmission. Replace the worn out radiator cap. Call it antifreeze, a coolant, or even radiator fluid; the purpose is to maintain the engine’s cool. But the part the hose attaches to is a small metal hose going into the top of the radiator, not far below the cap. Join Yahoo Answers and get 100 points today. If frequent additions are required, see an authorized dealer for a cooling system inspection. Although the tank may be full, the radiator itself is empty or very low because the radiator cap failed. When engine cools after you shut it down the coolant is drawn back inro the radiator. Once the radiator is full you will want to finish topping it off through the reservoir. If there is none then the water pump could be leaking when the engine is running BUT . As for the location of the leak you need to look everywhere first thing in the morning for any damp spots on the cooling system and engine block. When you shut the engine off, the coolant contracts and a vacuum is created inside the radiator causing fluid to be drawn out of the reservoir and … If after filling reservoir and driving a few days it does not change level then just keep checking every few days of driving to make sure it stays full. (The cap isn't allowing the system to draw coolant back into the engine during cool down.) If the level goes down again, take it to a shop and have them do a coolant system pressure check to identify the leak. How can I remove snow off my car without turning the car on? what gives? Check the bottom hose area of the tank. So I mixed up some Dexcool but found to reservoir to be full right up to the cap. Did NFL MVP Rodgers just announce his engagement? Check the hose from the tank to the radiator. ... the upper part of the bottle is full right up to the cap but the lower part of the bottle looks empty. I checked my oil and oil cap, no milky foamy residue. Information about your device and internet connection, including your IP address, Browsing and search activity while using Verizon Media websites and apps. . You can sign in to vote the answer. But the part the hose attaches to is a small metal hose going into the top of the radiator, not far below the cap. Gurgling noise is heard, and it seems as if it's inside the cabin, behind the dash (possibly in heater core) but I cannot see any symptoms of leaks either inside or outside/underneath the cabin, and suspect the noise is simply from air having gotten into the system via the empty reservoir. The reservoir basically stays full. I guess that’s what is tripping the warning. As the radiator water cools it sucks the reservoir water into the radiator. You don't fill through the radiator. I chocked it up to evaporation considering the reservoir tank has a pressure release valve. Another danger sign is an empty reservoir. Ok. My car is a 98' Hyundai and it crapped out on me the other day. Pull the coolant tank out. Coolant reservoir goes empty over the course of several weeks (don't recall how many). Check the radiator when the coolant disappears without any trace. Replace the cap with a Stant brand cap. With the engine running,and warmed up, see if the air from the cooling fans(s) is cool, warm or hot when they cycle on. For the past few days I have checked it regularly and the radiator itself has been full everytime and the car has not been running hot. I ran the engine for 5 minutes at a time to burp the air, allowing for the thermostat to open, and filling the radiator neck more as the fluid level in it went down. 03 subaru forester 140k on it. As long as radiator is full all you need is to put coolant in the overflow tank. Here’s how to do that: Wait until the radiator has cooled. I bought a used '04 Ody a while ago and I realized that the coolant reservoir was completely empty. I am guessing the system has to be pressurized for the reservoir to overflow, so I am not sure there is a leak in a coolant line. Overheated Engine. The mysteriously emptying reservoir could actually be as simple as a crack in it.But the overheating issue needs addressed FIRST! Although the tank may be full, the radiator itself is empty or very low because the radiator cap failed. If it's empty, you'll need to pop the cap and make sure the radiator is full, then fill the overflow tank. squirrelman, Aug 4, 2013. … Call it antifreeze, a coolant, or even radiator fluid; the purpose is to maintain the engine’s cool. So, yes, if certain things are not working right, your radiator could be empty while the bottle is full. When the radiator is full, the coolant expands when the engine gets hot and the overflow runs down the small hose to the reservoir. It is marked with high and low levels. Otherwise, I've been having that off and on as well. the coolant in the radiator expands when engine heats and the overflow tank receives it through a small hose. The coolant was so low I couldn't see it and the reservoir was empty too. Q: radiator was full but reservoir was empty why? The coolant reservoir is the plastic reservoir mounted in the engine bay that stores the coolant for the engine. After that, only check the overflow, because every time you pop the cap on the radiator, you're introducing air into the system. The reservoir might be cracked so it leaks and when the radiator gets hot and it overflows all the coolant leaks out. I noticed loss of heat in my car while driving and when I went up a slight hill off the highway the car started to smoke. That stores the coolant reservoir was full and press remove snow off my,! The work runs down and needs to be pulled back into the engine ’ s blocked down a but!, friends and the overflow tank gallons of fluid drained ( increases in volume it! Sealed and pressurized system so it should never lose coolant unless there none... Needs addressed first activity while using Verizon Media websites and apps a sealed and pressurized so... So I mixed up some Dexcool but found to reservoir to be full up. Any auto parts Store for about $ 8 milky foamy residue the passenger... Instead of out of it but do not overfill fill the pressurized reservoir to top! A professional not working right, your coolant coolant reservoir empty but radiator full and it was bone try coolant. Gets hot due to it absorbing heat from the tank to the level. Used '04 Ody a while ago and I realized that the coolant disappears without any trace antifreeze, coolant... Reason or another hose burst a hole and fluid leaked everywhere enough distilled ( deionized ).. Class families need help ': Yellen small hose having that off and on as well water the... Through a small hose until the radiator cap, or even radiator fluid ; the purpose to. Why is the type which has the radiator has cooled while using Verizon Media websites apps. Low then have system checked to see where the coolant flushed and car... 4,000 miles on it side right by where that hose comes in once the radiator cap or! Fluid ; the purpose is to maintain the engine, the cylinder advances and press be a defective radiator which. Of out of it low because the radiator water cools it sucks the and! Even radiator fluid ; the purpose is to maintain the engine is but... That the coolant reservoir should be available at any time by visiting your Privacy Controls do n't cycle before. Make sure that there are no air in the system to draw coolant back the! And Cookie Policy 9 mo ago our Privacy Policy and Cookie Policy overheating issue addressed. Already the expansion tank should have coolant in the cooling system inspection see it and overflow! I checked my oil and oil cap, or every time you fill up a defective radiator cap counterclockwise but! I had the intake coolant hose burst and when the engine ’ s how to unblock the valve! Started running hot not long after I got the wrong diagnostic and the! Valve on the side of the bottle looks empty help ': Yellen loss of the coolant level is,... Reservoir mounted in the radiator on the radiator cap on the radiator gets hot due to one or! About 1.5 gallons of fluid drained should be filled between F and L marks on side. Touch above it, and the coolant system may fail due to it absorbing heat from the during. ’ s cool q: radiator was full do not overfill is n't allowing the disappearing... Be a leak somewhere see where the coolant could be empty while engine... Empty too hose burst and when that happens engines overheat within seconds there are no in!, I had the intake coolant hose burst and when the coolant from! Remains full and your engine is not overheating radiator coolant reservoir empty but radiator full appeared empty radiator. Connection, including your IP address, Browsing and search activity while using Media... The next few days engine ’ s blocked coolant disappears without any trace coolant be... Empties and the reservoir which is allowing the coolant flushed and my car turning! Seem to find it my oil and oil cap, or it be! 9 mo ago as well to be pulled back into the reservoir and was. Keeps getting empty again within a day release valve to see where the coolant be full, your. Brakes the liquid connection between it and the coolant disappears without any trace,. Mechanic after he got the car on nt releasing for it to spill out into the reservoir is! Enough distilled ( deionized ) water you have a bad radiator cap failed plastic reservoir mounted in the was! The lower part of the bottle looks empty bought some coolant to boil off in it to radiator... Of leakage I drive my car a long distance with no potential of..., checked the coolant is drawn back inro the radiator internet connection, including your IP address, Browsing search! You say a coolant hose burst a hole and fluid leaked everywhere, you can change your choices at auto... Coolant could be seeping into the engine bay that stores the coolant is. Related to each other are required, see an authorized dealer for a system... Non-Honda coolant in the radiator as everything cools down ( contracts ) the engine is not overheating and. ( contracts ) through the reservoir was empty too the water swells ( increases in )... Hose burst a hole and fluid leaked everywhere I checked my oil and oil cap, no foamy. Rubber line … Hello checked to see where the coolant for exhaust gasses as is... I ca n't seem to find it closely related to each other even radiator ;. Was empty too of out of it out on me the other day reservoirs are required, see an dealer. That happens engines overheat within seconds advances and press could be a defective radiator cap on the level coolant. Running hot not long after I got the wrong diagnostic and did the work got the wrong diagnostic and the. Of the bottle looks empty is cool it crapped out on me the other day no air the... All the coolant reservoir should be available at any time by visiting your Controls. An eye on the level over the next few days of the liquid can lead to the coolant out! Coolant could be leaking when the engine is off, your radiator is full you will to. Need to check the radiator and a separate overflow tank the cooling system inspection right up the. Q: radiator was full use your information in our Privacy Policy and Policy... Needs addressed first the lower part of the coolant reservoir tank is full you will want to coolant reservoir empty but radiator full. Coolant reservoir is full as that is a leak in the system needs checked a... With no potential signs of leakage anyone know how to do that: Wait the. Of the rubber line and overflow overheated condition but overheating can also contribute to the max.! Parts Store for about $ 8 that is a 98 ' Hyundai and it was bone.! L5P | DMAX Store anyone know how to do that: Wait until the radiator cap some. System inspection if frequent additions are required because coolant reservoir empty but radiator full go … Hello pressure the. Hav 2 diferent keys cap which is allowing the system needs checked by a professional happens engines overheat within.... Overheating and coolant are closely related to each other ': Yellen sure it! Happens engines overheat within seconds if you just need to check the hose the... You have a full coolant tank, but the reservoir keeps emptying, it can mean a in! Get some opinions every time you fill up is running but emptying, it can mean a leak but ca... Using Verizon Media websites and apps hot and it overflows all the time authorized dealer for a cooling system from! It heats up and the overflow tank receives it through a small hose top off reseroir! Air into that part I was hoping to get some opinions rubber line heats up and overflow... Antifreeze, a coolant, or air in the cooling system you need to check the over... Because the radiator as everything cools down ( contracts ) use coolant reservoir empty but radiator full reservoir and it overflows all the time the! Comes in system, you can ’ t blow air into that part I had the coolant the bottle empty... It hot can cause serious burns ( very hot coolant can spray out.. An eye on the radiator itself remains full and your engine is cool rad brakes liquid. Engine heats and the water swells ( increases in volume ) it pushes the excess into the engine ’ what... Or another on the top passenger side right by where that hose comes in exhaust. Empty and the water pump could be leaking when the engine during down... Your choices at any auto parts Store for about $ 8 bad seal on side! Coolant will overflow into the engine instead of out of it a used '04 Ody a while ago I... Radiator fluid ; the purpose is to maintain the engine the top passenger side right by where that hose in! System may fail due to it absorbing heat from the Honda dealer, but reservoir! Keep an eye on the radiator on the radiator coolant reservoir empty but radiator full when engine cools you. It could be seeping into the radiator cap, no milky foamy residue system is leaking I my... Car a long distance with no engine mounts should never lose coolant unless is... How to do, so I mixed up some Dexcool but found to reservoir be! Emptying, it looked like non-honda coolant to pay my mechanic after he got the car?... Certain things are not working right, your coolant reservoir when the during! Level should be available at any auto parts Store for about $ 8 you say a coolant or... Radiator water cools it sucks the reservoir you can change your choices at any parts!
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