Battery in luggage compartment behind side trim panel
WARNING: This page is about a different car, the 2003 BMW 525i, 2002 BMW 525i, 2001 BMW 525i, and 2000 BMW 528i. However, it is still accessible from the selected car via links, so may be relevant.
Remove side trim panel.
Follow instructions for disconnecting and connecting battery. Refer to 12 00... Instructions for disconnecting and connecting battery .
Disconnect and cover battery negative lead.
Release front side trim panel partly and fold forward.