11 74 508 Removing and installing/replacing pressure converter for exhaust turbocharger (N18)

Necessary preliminary work:

NOTE: Pressure converter is installed under intake plenum.
Graphic shows removed pressure converter (EPDW).

Disconnect vacuum lines on vacuum connection (1 and 2).

Disconnect plug connection on pressure converter (EPDW).

Installation note:

OUT connector (1) is identified with a green ring.

Fig 1: Identifying Vacuum Connection Points

Courtesy of BMW OF NORTH AMERICA, INC.

Installation note:

Vacuum line (1) is fitted with a green ring (OUT).

Vacuum line (2) without green ring (VAC).

Fig 2: Identifying Vacuum Lines

Courtesy of BMW OF NORTH AMERICA, INC.