The N55 turbo inline-six that succeeded the N54 was ... That isn't the case for other B58 issues, though, with PCV problems and coolant loss affecting a large number of engines and remaining ...
The BMW B58 is a 3.0-liter turbocharged straight-six introduced in 2015 as a replacement for the N55, and it is still ... Positive Crankcase Ventilation (PCV) valve integrated with the valve ...
Separating the crankcase from the intake manifold, which is a source of varying air pressure, the PCV valve maintains the optimal level of vacuum in the crankcase to extract the products of blow ...