Install the BDC control unit

• Connect the connector of the positive battery cable (1) to the BDC control unit (4).

  It is essential to observe the sequence: 

  1. Install the positive battery cable connector (1) in the direction of the arrow.
  2. Check that retaining lug (2) is engaged correctly.
  3. Close lock (3) arrow direction.

  Courtesy of BMW OF NORTH AMERICA, INC.

• Guide in the BDC control unit (1).

  Courtesy of BMW OF NORTH AMERICA, INC.

• Connect all connectors (1) and lock.

  Courtesy of BMW OF NORTH AMERICA, INC.

• Guide in the BDC control unit (2) in the direction of the arrow.
• Connect all connectors (1) and lock.

  Courtesy of BMW OF NORTH AMERICA, INC.

• Insert cover (2) in arrow direction.
• Check the detents (1).

  Courtesy of BMW OF NORTH AMERICA, INC.

• Tighten screw (2) at cover (3).
  TIGHTENING TORQUES SPECIFICATION
  
  

  Body Domain Controller (BDC)
  Sheet metal screw 4.8X16	tightening torque	1.2 Nm

• Position the carpet (1).

Courtesy of BMW OF NORTH AMERICA, INC.

Follow-up work 

• Refer to INSTALLING SIDE TRIM PANEL IN FOOTWELL ON RIGHT A-PILLAR .
• Refer to INSTALLING THE INNER DOOR SILL COVER STRIP .
• Refer to INSTALLING THE FOOTWELL TRIM PANEL ON THE RIGHT .
• Refer to CONNECTING ALL BATTERY GROUND LEADS .
• Refer to ENCODING/PROGRAMING CONTROL UNIT(S) .
• Refer to INITIALIZING COMPONENT PROTECTION .