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Removal & Installation (5-Series)

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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.

Fig 1: Removing Right Rear Wheel Trim Nuts & Screws (5-Series)
G00131551Courtesy of BMW OF NORTH AMERICA, INC.
Fig 2: Unfastening Hose Clips & Removing Hose (5-Series)
G00131552Courtesy of BMW OF NORTH AMERICA, INC.
Fig 3: Removing 2 Expansion Tank Bolts (5-Series)
G00131553Courtesy of BMW OF NORTH AMERICA, INC.
Fig 4: Unclipping Lines In Front Of Tank (5-Series)
G00131500Courtesy of BMW OF NORTH AMERICA, INC.