16 12 000 Removing and installing / replacing fuel gauge sensor (right)

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Special tools required:

16 1 020

IMPORTANT: Ensure adequate ventilation in the place of work!
Ensure absolute cleanliness when working on the open fuel tank.
Contaminants in the fuel tank can impair driving operation or may even result in vehicle breakdown!

Necessary preliminary tasks:

Draw off fuel from fuel tank. Refer to 16 00 005 Draining and filling fuel tank .
Remove rear seat, refer to 52 24 005 REMOVING AND INSTALLING/REPLACING REAR SEAT (NORMAL) or 52 25 010 REMOVING AND INSTALLING/REPLACING LEFT OR RIGHT REAR SEAT

Fold floor trim panel (1) (carpet) forwards.

Fig 1: Folding Floor Trim Panel

G03289900

Courtesy of BMW OF NORTH AMERICA, INC.

Detach insulating mat (2) at perforation and fold back towards rear. Pop out rubber plugs here.

Fold back rubber mat.

IMPORTANT: Do not damage gasket.

Release screws (1) and fold back metal cover.

Fig 2: Folding Back Metal Cover

G03289901

Courtesy of BMW OF NORTH AMERICA, INC.

IMPORTANT: Fuel hoses are pressurized.

Unfasten plug connection (1) and disconnect.

Fig 3: Disconnecting Plug Connection

G03289902

Courtesy of BMW OF NORTH AMERICA, INC.

Unfasten hoses and detach carefully.

Do not damage connecting piece when doing so.

Release screw cap with special tool 16 1 020 and remove.

Fig 4: Releasing Screw Cap With Special Tool

G03289903

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Replace seal.

Tightening torque 16 14 2AZ. Refer to FUEL SUPPLY SYSTEM - TIGHTENING TORQUES .

IMPORTANT: Risk of breakage!
Carefully raise service cap. In so doing, do not pull excessively on connecting piece of fuel feed.

Fig 5: Identifying Service Cap

G03289904

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Service cap can only be installed in one position.

When installing, make sure lug (1) of service cap engages in corresponding opening (2) on fuel tank.

During torque tightening, notch (3) on screw cap can be clearly heard and felt to engage toothed segment (4) on fuel tank.

Replace seal.

IMPORTANT: Do not bend sensor.

Fig 6: Disengaging Fuel Level Sensor

G03289905

Courtesy of BMW OF NORTH AMERICA, INC.

Disconnect plug connection (2).

Disengage fuel level sensor (1) and carefully feed out of tank opening.

NOTE: Fuel level sensor for fuel gauge on right with plug connections.

Fig 7: Identifying Fuel Level Sensor

G03289906

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Only when changing fuel pump:

Carefully remove cap with spiral hose and fuel pump from fuel tank.

Fig 8: Removing Cap With Spiral Hose And Fuel Pump

G03289907

Courtesy of BMW OF NORTH AMERICA, INC.