Necessary preliminary tasks

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DRAW OFF FUEL FROM FUEL TANK
Remove REAR SEAT BENCH
Remove GUIDE TUBE FOR HANDBRAKE CABLES
Remove right WHEEL ARCH TRIM
Remove REAR LEFT AND RIGHT UNDERBODY PANELLING
Remove left and right UNDERBODY COVER

Release screws (1) and remove cover (2) from left and right sides of fuel tank.

Fig 1: Identifying Release Screws And Cover

G04725754

Courtesy of BMW OF NORTH AMERICA, INC.

Left sensor unit:

Disconnect plug connection (1).

Press grey ring (2) towards sensor unit and pull out fuel feed line (3).

Fig 2: Disconnecting Plug Connection

G04725755

Courtesy of BMW OF NORTH AMERICA, INC.

USA national version:

Disconnect plug connection (1).

Unlock and detach vent lines (2).

If necessary, remove fuel line for independent heating.

Fig 3: Identifying Fuel Tank Cover With Mounting Screws

G06976609

Courtesy of BMW OF NORTH AMERICA, INC.

ECE national-market version:

Right sensor unit:

Disconnect plug connection (1).

Unlock quick-release fastener and detach vent line (2).

Installation:

Make sure quick-release fasteners engage correctly.

Fig 4: Disconnecting Plug Connection

G04725756

Courtesy of BMW OF NORTH AMERICA, INC.

IMPORTANT: There may still be residual amounts of fuel in the tank.
Catch and dispose of escaping fuel.

Release hose clamp (1) and detach fuel filler hose from fuel filler pipe.

If necessary, draw off residual amount of fuel via filler hose.

Installation:

Tightening torque 16 12 1AZ .

Fig 5: Identifying Hose Clip

G05758858

Courtesy of BMW OF NORTH AMERICA, INC.

Unlock quick-release fastener (1) and detach vent line (2).

Detach vent line (2) from holder (3).

Fig 6: Identifying Quick Release Fastener, Vent Line And Holder

G04725758

Courtesy of BMW OF NORTH AMERICA, INC.

Heavily support the fuel tank.

Fig 7: Identifying Fuel Tank With Support

G04725759

Courtesy of BMW OF NORTH AMERICA, INC.

Unfasten nut.

Installation:

Replace self-locking nut.

Tightening torque 16 11 1AZ .

Fig 8: Replacing Self Locking Nut

G04725760

Courtesy of BMW OF NORTH AMERICA, INC.

Release screws for tightening straps on left and right and remove tightening straps.

Carefully lower fuel tank.

IMPORTANT: Carefully feed the vent line through the body when lowering the fuel tank.

Installation:

Tightening torque 16 11 2AZ .

Fig 9: Releasing Screws And Remove Tightening Straps

G04725761

Courtesy of BMW OF NORTH AMERICA, INC.