61 31 011 Removing And Installing/Replacing Volute Spring Cassette (Up To 09/2005)
WARNING: This page is about a different car, the 2007 BMW 550i and 2006 BMW 550i. However, it is still accessible from the selected car via links, so may be relevant.
Necessary preliminary tasks:
Unlock catches (1) and remove volute spring cassette (2) in direction of arrow from fixture for steering column switch (3).
Installation:
Seat volute spring cassette exactly on plug connections (1), guide (2) and mounts (3).