Installing the auxiliary battery for the active steering

• Insert the auxiliary battery (4) in the associated foam inlay with the poles facing outwards.
• Position the battery leads on the poles of the auxiliary battery (4) and tighten with the screws (3).

Courtesy of BMW OF NORTH AMERICA, INC.

• Close the protective caps (2).
• Connect the vent hose (1) with the auxiliary battery (4).
• Push the auxiliary battery (2) to the left with the associated foam inlay.
• Insert the foam inlay (1) of the separator from the top down.

  Courtesy of BMW OF NORTH AMERICA, INC.

• Guide in the separator (3) into the associated foam inlay.
• Join the retainer (2).

• Tighten the screws (1).

Courtesy of BMW OF NORTH AMERICA, INC.

Follow-up work 

• Refer to CHECKING THE VENTING HOLES OF THE BATTERY .
• Refer to CONNECTING ALL BATTERY GROUND LEADS .
• Refer to ACTIVATING THE 48 V ELECTRICAL SYSTEM .