So I replaced the radiator cap and checked the overflow hose for leaks, still no different. Engine Cooling problem 1993 Nissan Altima 4 cyl Front Wheel Drive Manual 1993 nissan altima 2.3 eng. Thanks for responding and good luck others!! Cracked Head or Block. I have seen them fail and allow coolant to come out. Just started putting some miles on the Nova. Water Cooling . Yes, figure 100+#'s of engine compression vs a 12# radiator cap. I agree with your general consensus to change the radiator cap, perhaps the excess pressure is whats pushing all the coolant out of the reservoir. It seems to do this even when it's not very hot, so temperature, although related, does not seem to be the main issue. We're pushing coolant out the overflow. As you seem to have replaced most parts, you really need to check the fan is working correctly, that is, switching in and out at the correct temperatures. Post Dec 04, 2010 #1 2010-12-04T03:17. my 07 is pushing all the antifreeze out the rad cap. Dispose the old coolant. I would first pressure check the rad cap and make sure it is OK. I have a 2004 Honda Civic that's driving me to drinking. Registered. My first thought was too full, it will seek a level. room is about 24c. Otherwise, sometimes only one ear catches on the cap and it doesn't seat properly. Jun 23, 2013 #1 The thermostat and water pump has been changed,you can let it heat up bleed off system add coolant and drive,when u stop it heats again. 1 ... What's monitoring of the coolant level (in the radiator itself) telling you? Any visible leaks or results of leaks? Discussion Starter • #1 • Feb 19, 2017. The coolant will then contract instead of expand; resulting in the volume of the coolant decreasing. In sept 2014, raditor became leaky during the driving but indicator did not show overheat. After a couple more runs and pushing more out, I pulled the cap and I'm down about 3" or so. Coolant is not very dirty No leaks (checked with a pressure tester too) Have bought 2 radiator caps and tried an old one (tested those too) Radiator is a year old And i know for sure it is coming from my overflow drain tube because i set the tube in a place that i could see it was draining and the tube and that area was wet. If it's because the Temp Sending Unit gauge is showing the engine is running hot, and you have been driving it a while like this, you may be beyond the initial cause for the leak and may now have a secondary leak, like a bad head gasket. coolant. Tags: # m_ijaz (m_ijaz) 2015-03-23 12:44:33 +0500 #1. It pushes coolant out of the radiator and into the overflow tank, even to the point of overflowing the overflow tank. BTW, i replaced the thermostat about 20k miles ago. The other way is if no radiator cap is present and a bypass exists within the overflow tank, where usually multiple hoses will connect to it. Pushing coolant out of radiator even when engine is cold, … If it turns out that you need repairs, I'd find a different shop. Cheap .20 zip tie holding it while I order new hose. Top 4 Bad Coolant Expansion Tank Symptoms. Do not remove a radiator cap from a hot engine to check. 2003 Dodge caravan pushing coolant out of res. If it's going to the bottle then it's just the normal overflow and is designed to do that. Reply. he was checking the coolant level and saw them day after radiator was installed. I bet if you run the engine from a cold start with the radiator cap off, you will see bubbles. if i take the cap off and let idle it shoots about a foot out the top. When the coolant stops flowing, residual heat in the engine can boil the coolant, forcing it to flow back to the reservoir, in excessive quantities. Do you have to refill the radiator with fluid after every ride? If you're losing coolant from your brand new cap then you're probably not going to like what you find in your pressure test. A couple weeks later while I am out on the road, the low coolant light, check engine light, and stop engine light come on. You didn't say where the coolant was pushing out to. But if you choose to ignore the problem, it will only get worse. As the coolant vaporizes and passes out the exhaust it can appear that you're losing coolant to nowhere. The plastic radiator are light weight, but tend to ware out faster. Hey there. Drain out the coolant in a bucket. 41 Posts . Fill your cooling system with distilled water. Joined Jun 23, 2013 Messages 1 Points 0. You need to determine the cause. Temp is running good at 180*. Hey guys, so in the last few weeks I have noticed the old girl has been pushing out coolant into the overflow and not recovering it into the rad when it cools down.. If you’re lucky, it’s a cheap and simple fix. This will push out coolant but only while driving making boost pressure. jared allpoints. If you may or may not have noticed, the reservoir is now the pressurized portion of the system. Repeat this process until you get clear water while draining the cooling system. 2003 chevy venture overheating, radiator pushing coolant out reservoir. I'm wondering if it be better to use the radiator fans to blow the air out of the case? jared allpoints. I stop and check and sure enough, coolant is below the min line on the reservoir. 650+ Posts. I have watched some videos on youtube and saw some builds place the AIO system with the radiator facing out right behind the front panel with the fans facing inwards behind the radiator doing a pulling in. The radiator will overflow to the reservoir but will not suck coolant back into the radiator. I added some water, unloaded and went on about my way. a new radiator and radiator cap were installed 40k after rebuild. The most common reasons for a dirt bike leaking coolant from the overflow tube are: Jump to Latest Follow 1 - 20 of 20 Posts. If your is pushing out at idle. The radiator cap is no longer under the extreme pressure like normal systems. Sent head to machine shop for cam bearings and checked for cracks. When this begins to happen, coolant begins to back up, causing it to overfill in radiator by backing up the whole system, blowing the coolant out and overheating. Jump to Latest Follow 41 - 55 of 55 Posts. Turned out to be the hose from the radiator to overflow tank had swelled at the radiator end and coolant was being pushed out the hose and not thru it during pressure. 6. BTW, i replaced the thermostat about 20k miles ago. It will push coolant out. Replacing the radiator is recommended over applying a patch if the leak is found. We sent the radiator to get rodded out since it is removed. The next day after I got loaded again and back on the road, all three lights come back on again. Radiator pushing coolant out. A Stant would be a good choice. Does not sound good, probably did some internal engine damage. I'd like to know if you get better results by pushing air into the radiator than pulling air through it. This never happens in daily driving, and the overflow won't change. They are installing new thermostat also rod and main bearings after seeing the cam bushings wear. its not overheating, not smoking out the tailpipe, and not in the oil. Save Share. The radiator cap was on but not seated 100%. Start your car and check the system pressure. Save Share. Has coolant recently started coming out the overflow tube on your dirt bike? Locate the radiator, access the drain spout and then loosen it. You're just jealous because you can't hear the voices! 2, I'm seeing my Case ambient temp rise to about 45c running prime95. Get a cooling system pressure test AND a cylinder compression test which should tell you I there is internal damage like a blown head gasket. every 3 days I have to put coolant in the radiator so I take it to the shop and the said it need head gasket. 714. So my cars overheating, and pushing coolant out the overflow today.... Quote; Post by longhornsqx4 » Wed Jun 24, 2009 8:15 pm . Radiator Fan direction, Suck or blow, in or out? Is it coming out and leaking onto the ground? Ive had a problem for the last 2 weeks, just havent diagnosed or got the money to fix it really at this second. Discussion in 'Troubleshooting & Diagnosis' started by muscl car, Apr 1, 2010. New rebuild is pushing coolant out of tne fill neck and builds pressure when cold. This is kind of like a vacuum effect where the pressure decrease allows the excess coolant in the overflow tank to flow back out of it, so it can return to the radiator. Technical Forums. Take cap off, sit cap on radiator neck and push down with force while turning clockwise to tighten. So hope fully something they are doing will fix the coolant problem I really hope. If you're seeing gas bubbles or some boiling in the liquid when you remove the radiator cap, a cracked head or block may be to blame. Joined Mar 12, 2007 … then bubbles were noticed. As the engine heats up the coolant expands and once reaches enough pressure coolant is forced out of the radiator to the overflow bottle. Prev. During AX, the overflow will get maybe 3/4 full, but it's all sucked back into the system after regular driving. The frontiers have a different setup on the cooling system. I have cultus 2009. I had a problem with my 1995 Toyota Camry. Then I went to mechanic and got it repaired. Or is it just pushing out into a bottle? I stopped the carfor 20 min and then filled it with water. Not any thermostat = not putting in a "fail safe" thermostat. Good luck. Thread starter zane11; Start date Jun 23, 2013; Z. zane11 Newbie. a bad cap would not put air in coolant to cause bubbles, it is now pushing coolant out of overflow so new cap is being put on to see if that is why its pushing coolant out. Staff member. just pushes it out the jug. Coolant pushing into overflow tank. If the cap turns out to be OK, I would suspect the head gasket is blown. How can you tell the radiator is running out of coolant? Water will not go into engine just keeps pushing back into reservoir. 1967 Olds Cutlass 468 BBC/T400/type O, 3.08,locker. So, for the last several months, my STI has been pushing coolant into the overflow reservoir and spilling it out if pushed on the track. Turn off your car and drain out the distilled water. It has nowhere to go except out. Overclocking & Cooling. 714. B. billr wrench. Apr 1, 2010 #1. muscl ... while the outer two are reading 125 psi . 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