BMW 7 Series: Removing And Installing Or Replacing Control Unit For Electric Fuel Pump

IMPORTANT: Read and comply with notes on PROTECTION AGAINST ELECTROSTATIC DAMAGE (ESD protection).

Necessary preliminary tasks

• Remove STORAGE COMPARTMENT in luggage compartment

Disconnect plug connection (1).

Unfasten screws (2).

Remove control unit (3).

Installation: Tightening torque 16 14 1AZ.

Fig. 41: Identifying Electric Fuel Pump Control Unit With Plug Connection And Mounting Screws

Replacement

• Carry out programming/encoding

REMOVING AND INSTALLING OR REPLACING FUEL PUMP

Recycling

Fuel escapes when fuel lines are detached. Have a suitable collecting container ready.

Catch and dispose of escaping fuel.

Observe country-specific waste-disposal regulations.

IMPORTANT: Ensure adequate ventilation in the place of work! Avoid skin contact (wear gloves)! Ensure absolute cleanliness when working on the open fuel system.

Contaminants in the fuel tank can impair driving operation or may even result in vehicle breakdown!

Necessary preliminary tasks

• DRAW OFF FUEL
• REMOVE REAR SEAT
• Vehicles with comfort seat:

Remove right REAR SEAT

• REMOVE FLANGE COVER

NOTE: Picture does not show the fuel tank outer skin.

Disconnect earth cable (1).

Disconnect fuel lines (2).

Release lock (4) and remove pump housing cover (3).

Fig. 42: Identifying Fuel Pump Housing Cover With Fuel Lines, Earth Cable And Lock

Release lock (1) and remove fuel pump (2) towards top.

Fig. 43: Identifying Fuel Pump With Lock

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