Battery in luggage compartment behind side trim panel

Remove side trim panel.

Follow instructions for disconnecting and connecting battery.  (See 12 00 ... INSTRUCTIONS FOR DISCONNECTING AND CONNECTING BATTERY )

Disconnect and cover battery negative lead.

Fig 1: Identifying Side Trim Panel

Courtesy of BMW OF NORTH AMERICA, INC.

Release front side trim panel partly and fold forward.

Fig 2: Identifying Front Side Trim Panel

Courtesy of BMW OF NORTH AMERICA, INC.