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).
    TIGHTENING TORQUES SPECIFICATION
    
    

    Oil return line to exhaust turbocharger/crankcase
    M6x14 1	tightening torque	8 Nm

    Courtesy of BMW OF NORTH AMERICA, INC.

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

    Oil return line to exhaust turbocharger/crankcase
    M6x14	tightening torque	8 Nm

    Courtesy of BMW OF NORTH AMERICA, INC.

Follow-up work 

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