You should clean all the oil residue and run the engine with dye in the engine oil. The time now is 05:20 am. In todays video ill be showing you how to diagnose and repair bmw's most common oil leak across so many different engines This same process applies to the n20, n51, n52, n54, and n55. N52 oil leak i know this is a e90 forum, but there are much more n52ers in here Story is, i bought an 07 x3 3.0si a while ago that was in very poor running condition
It had all kinds of leaks Oil filter housing gasket, bad valve cover (cracked) and gasket, bad oil cooler gasket.the list goes on. Have not yet diagnosed the source of the oil leak in my n52 Valve cover gasket was done 3 1/2 years ago along with front main seal, ofhg was done 2 years ago So that leaves possibility either they are failing, or perhaps vanos o rings Its also the first time i used ow30 oit when oil changed 1.
They have the normal maintenance and component issues expected with any manufacturer as well as the common oil leak areas. We demonstrated the the most common oil leak / leaks on our n52 engine that is in 2007 bmw e90 325i but this common oil leaks should apply to multiple bmw 6 cylinder engines.
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