Necessary preliminary tasks

WARNING: This page does not describe the selected car, but rather 25 other vehicles, including the 2015 BMW Alpina B7L, 2015 BMW Alpina B7, 2015 BMW 740i, 2015 BMW 740Li, and 2014 BMW Alpina B7L. However, it is still accessible from the selected car via links, so may be relevant.

DRAW OFF FUEL
REMOVE REAR SEAT
Vehicles with comfort seat:
Remove right REAR SEAT

Fig 1: Identifying Sound Insulation
Courtesy of BMW OF NORTH AMERICA, INC.

Remove sound insulation (1).

Release screws (1).

Fig 2: Identifying Flange Cover With Mounting Screws

G06889211

Courtesy of BMW OF NORTH AMERICA, INC.

Disconnect plug connection (1).

Disconnect fuel line (2).

If necessary, disconnect fuel line for independent heating.

Installation:

Check seal (3), replace if necessary.

Fig 3: Identifying Fuel Line, Plug Connection And Seal

G06889212

Courtesy of BMW OF NORTH AMERICA, INC.

Fit special tool 16 1 190 with wide web (1) towards rear onto locking ring (2).

Connect special tool 33 5 070 to 1/2"

reversible ratchet head (3) and position on special tool 16 1 190 .

Release locking ring (2) in counterclockwise direction.

Fig 4: Release Locking Ring In Counterclockwise Direction Using Special Tools (33 5 070 And 16 1 190)

G06889213

Courtesy of BMW OF NORTH AMERICA, INC.

Lift off flange cover (1).

Disconnect plug connections (2).

Disconnect fuel line (3).

Installation:

Replace sealing ring (4).

Fig 5: Identifying Flange Cover With Fuel Line, Plug Connection And Sealing Ring

G06889214

Courtesy of BMW OF NORTH AMERICA, INC.