Installing the oil return line for the exhaust turbocharger

• Version A: 
• Replace sealing rings (1) on oil return line (2).

  Parts  : Sealing ring

  Courtesy of BMW OF NORTH AMERICA, INC.

• Version B: 
• Replace sealing rings (1) on oil return line (2).

  Parts  : Sealing ring

  Courtesy of BMW OF NORTH AMERICA, INC.

• Version A: 
• Feed in and install the oil return line.
• Tighten screws (1) and (2).

Courtesy of BMW OF NORTH AMERICA, INC.

• Version B 
• Feed in and install the oil return line (2).
• Tighten the screws (1).

Courtesy of BMW OF NORTH AMERICA, INC.

Follow-up Work 

• Refer to INSTALLING THE STIFFENING PLATE .
• Refer to INSTALLING THE UNDERBODY PROTECTION OF THE STEERING GEAR OR THE FRONT STIFFENING PLATE .
• Refer to INSTALLING THE FRONT UNDERBODY PROTECTION OR FRONT THRUST FIELD .
• Refer to CHECKING ENGINE OIL LEVEL .