61 31 382 Replacing coolant level switch

WARNING: This page is about a different car, the 2011 BMW 750xi, 2011 BMW 750Lxi, 2010 BMW 750xi, and 2010 BMW 750Lxi. However, it is still accessible from the selected car via links, so may be relevant.

WARNING: Risk of scalding!
Only perform this work after engine has cooled down.

Necessary preliminary tasks:

Remove TRAILING LINK
Remove INTAKE PORT

Release screws (1).

Lift out coolant expansion tank (2) with oil reservoir (3) in direction of arrow.

Fig 1: Lifting Out Coolant Expansion Tank With Oil Reservoir

Courtesy of BMW OF NORTH AMERICA, INC.

Disconnect plug connection (1).

Turn coolant level switch (2) in direction of arrow and pull downwards out of expansion tank (3).

Fig 2: Turning Coolant Level Switch

Courtesy of BMW OF NORTH AMERICA, INC.