Install the control unit for the controller of the Touchbox (TBX)

• Replace screws (1).

  Parts:  Screws

• Position control unit (3),
• Tighten the screws (1),
  TIGHTENING TORQUE SPECIFICATIONS
  
  

  Touchbox (TBX) control unit
  Screw	Tightening torque	3.3 Nm

  Courtesy of BMW OF NORTH AMERICA, INC.

• Connect connector (2).

Follow-up work 

• Refer to INSTALLING THE BOTTOM C-PILLAR TRIM PANEL .
• Refer to INSTALLING THE REAR DOOR SILL COVER STRIP .