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63 21 310 Replacing Circuit Board For Left Or Right Rear Light (Up To 03/2005) (On Rear Lid)

WARNING: This page is about a different car, the 2006 BMW 760Li, 2005 BMW 760Li, 2004 BMW 760Li, and 2003 BMW 760Li. However, it is still accessible from the selected car via links, so may be relevant.

Necessary Preliminary Tasks: 

Detach sealing frame for rear light (1) in direction of arrow.

Release screws (2).

Remove cover cap of rear light (4) from rear light (3).

Fig 1: Sealing Frame, Rear Light Screws, Cover Cap And Removal Direction
G03294045Courtesy of BMW OF NORTH AMERICA, INC.

Installation: 

Make sure seal (1) is correctly seated in cover cap of rear light (2).

Fig 2: Seal And Rear Light Cover Cap
G03294046Courtesy of BMW OF NORTH AMERICA, INC.

Disconnect plug connections (1).

Release screws (2).

Remove circuit board for rear light (3) from rear light (4).

Fig 3: Rear Light, Circuit Board, Plug Connections And Screws
G03294047Courtesy of BMW OF NORTH AMERICA, INC.