Take it out and get it up to normal operating temp, Mine is steady at 90C. Check out everything after it’s hot and pressurized. When my aux pump failed (cheap Chinese crap), it wasn’t readily apparent. It was spewing into the alternator which was somehow vaporizing it.
> On Mar 16, 2015, at 1:47 PM, Peter Frederick via Mercedes > <mercedes@okiebenz.com> wrote: > > Leaks that I have found on this system: > > Porous heater or radiator hoses that only weep under pressure. > > Failed radiator cap. > > Cracked plastic coolant tank, either around the filler neck or down the seam. > > Bad water pump only leaking when hot and under pressure -- this one can be > hard to find. > > Failed auxillary pump that only leaks when running -- look for coolant traces > below the pump or coolant in the rubber holder. > > Failed head gasket leaking out the side. Failed head gasket leaking into the > coolant passages, blowing coolant out the overlfow (check for pressurized > hoses when cold). > > Cracked head, same symptoms as the head gasket. > > Pressure test the system, that should at least eliminate some of the common > possibilities. > > Peter > > _______________________________________ > http://www.okiebenz.com > > To search list archives http://www.okiebenz.com/archive/ > > To Unsubscribe or change delivery options go to: > https://server.secureplusplusfour.net:2083/cpsess595060604/3rdparty/mailman/listinfo/mercedes_okiebenz.com > > _______________________________________ http://www.okiebenz.com To search list archives http://www.okiebenz.com/archive/ To Unsubscribe or change delivery options go to: https://server.secureplusplusfour.net:2083/cpsess595060604/3rdparty/mailman/listinfo/mercedes_okiebenz.com
