11 65 712 Removing and installing/replacing electric changeover valve on exhaust turbocharger, left (N63)

Necessary preliminary tasks: 

• Remove left turbocharger   .

Release screws (1).

Remove electric changeover valve.

Installation: 

Replace O-ring.

Fig 1: Identifying Electric Changeover Valve Screws

Courtesy of BMW OF NORTH AMERICA, INC.

Assemble engine.

Follow diagnosis instruction.

1. Complete vehicle
2. Drive
3. Engine electrics
4. Air supply
5. Boost pressure control