However, I could not locate the main drain plug that was supposed to be at the exhaust side of the engine. An easy way to tell the difference is the smell. This is the Behr drain plug I am looking for. Note the o-ring on each. They can figure out what part or repair kit you need. Thanks for the info Neil. Don't lose that or the system won't fully pressurize which means you'll be at risk of an overheat.
Head gasket is good and all my internals are clean as a whistle. Sounds like your is faulty. Does that sound like a good idea? Any help here at all? I would assume air is trapped. Replace the water pump, and thermostat if possible and flush the system. Second picture shows the difference between the drain port to each of the units. . If you don't feel any heat, there is likely air trapped in the system and some additional bleeding is in order.
Mix the coolant with the distilled water 14. Are there variants of the expansion tank? Sludge inside the side wals of tank. Since all of these parts are made of plastic they can easily be damaged. Properly dispose of the old coolant 18. I would use our E90 article, possible that will be helpful. Yet when i drain it, it s still green with brown oil like covering the surface when in my drain bucket.
I'm not sure what the book labor number is based upon, but my guess is they don't factor in the need to replace the oxygen sensor. Give our parts specialists a call at 1-888-280-7799. Raise the car and secure it with jackstands on the rubber jacking points provided on each side of the car under the doors. The final fill was also with the heater on, but it didn't take much. The first time took 2.
Well, okay, you'll be done after you wash down the garage floor or driveway of all the spilled coolant, remove the sticky grime that gets on your tools and hands, and have properly disposed of the old coolant. I strongly recommend you apply some tape electrical or duct around the open bung and then tightly wrap some plastic around it so coolant does not flood the exhaust pipe, as I can't see that being good for the catalyst. How the heck do you get at it. March 13, 2018 Followup from the Pelican Staff: I would buy pre-mixed, it is easier to deal with. Remove the bleed screw completely.
Figure 6 Working at top of the radiator, loosen the coolant expansion tank bleeder screw green arrow. I chose one of the valve cover bolts. I suspect someone once put oil in the coolant tank. Will this be a major problem? Engine coolant serves many purposes. Is it possible there is a leak from a freeze plug anywhere on the block and if so where are any of them located? Behr is a oem for all e46 models Now that being said there is very possibly two different style plugs but behr and only behr were oem to bmw for the e46 and pretty much every other model for the last 10 years except some Ms and Z3s Edited: Behr and it seems modine is also a supplier to bmw Behr is the oem for all e46 models no question about that. As electrical current always attempts to find the shortest and most efficient path to ground Lightning, anyone? So my radiator drain plug popped out on my E46 as well.
Part number needed for fix: Drain plug gasket: 07-11-9-963-151 Drain plug: 11-13-1-273-093 if needed 11. For this reason I suggest you try to put yourself in a position to get out from under the car quickly or you'll be bathed in coolant. Cars should be worked on by qualified people, don't over reach. Note: Coolant will not transfer heat as effectively at high concentrations, so only go above 33% if you need extreme protection from freezing cold temperatures. I removed the intake manifold and replace both with no issues, as it being and older car I replaced the whole cooling system as well, radiator, Tstat, hoses, and expansion tank. This is what it looks like when one is leaking. I would suggest replacing coolant at 60k and hoses at 100k.
If still green, they didn't do it, or they used their own coolant instead of yours. So the ion is other than twisting blue plastic radiator drain 90 degrees do you anything else to properly m54 cooling system when correctly filled the coolant should start flowing out of bleed hole i removed plug to sd this up bmw e46 cooling system overhaul draining coolant from block large image extra. Any ideas what could cause this? Oil separator drain tube If you have never done your oil separator and hoses, you need to at least check this hose. The function of the 2 o-rings is to force the fluid to use the bottom section of the radiator first. The blue radiator drain plug came with the radiator that was replaced a couple years ago.
When it overheats, the upper radiator hose is hard as a rock. April 4, 2016 Followup from the Pelican Staff: You will have to get the old plug out, replace it and the sealing washer. The goal is to release any air pressure in the system before releasing all the threads of the cap. Again, thank you so much for looking into this matter. I have managed to drain the coolant from the radiator and expansion tank, however for the life of me I cannot locate the plug on the block. I didn't go any further to drain the engine block because I was concerned there may be another issue.
Don't pour it on the ground or down the drain. I followed your procedure exactly for the draining and filling of the radiator and have checked it several times after it cooled and there doesn't seem to be any air in it. Thanks November 17, 2016 Followup from the Pelican Staff: Yes. It would not surprise me either, Im starting to wonder if bmw got tired of all the behr radiators failing and moved to modine, I know we sell between 15-20 radiators a week during the summer, All the bmw boards have hundreds of posts about cooling system failures. Does anyone see a flaw in this logic? Whenever the coolant is drained and filled, the system should be bled of trapped air.