Removal & Installation (5-Series)
WARNING: This page does not describe the selected car, but rather 82 other vehicles, including the 2006 BMW M3, 2006 BMW 330Ci, 2006 BMW 325Ci, 2005 BMW M3, and 2005 BMW 745i. However, it is still accessible from the selected car via links, so may be relevant.
Remove right rear wheel. Remove right rear wheel trim. See Fig 1. Unfasten hose clips and remove hose. See Fig 2. Remove 2 expansion tank bolts. See Fig 3. Unclip lines in front of tank. See Fig 4. Loosen lines to activated carbon filter at expansion tank. Remove expansion tank.