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.
.png)
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).
.png)
Fig. 42: Identifying Fuel Pump Housing Cover With Fuel Lines, Earth Cable And
Lock
Release lock (1) and remove fuel pump (2) towards top.
.png)
Fig. 43: Identifying Fuel Pump With Lock
READ NEXT:
Removing And Installing/Replacing Dust Filter For Natural Vacuum
Leak Detection (NVLD)
Necessary preliminary work:
Remove CARBON CANISTER.
Unlock and disconnect snap fastener (1).
Release screw (2) and remove dust filter (3).
Installation note:
Check gasket and replace if necessary
Removing And Installing/Replacing Fuel Pump (Outer Fuel Filter)
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:
Removing And Installing/Replacing Sensor For Fuel Gauge
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:
SEE MORE:
Removing And Installing/Replacing Amplifier
IMPORTANT: Read and comply with NOTES on protection against electrostatic
damage (ESD
protection).
NOTE: Comply with notes and instructions on NOTES ON HANDLING OPTICAL
FIBRES.
Necessary preliminary work
Clamp off NEGATIVE BATTERY CABLE.
Remove LUGGAGE COMPARTMENT WHEEL ARCH PANEL ON LEFT.
Rel
Removing And Installing/Replacing Feed Line (N63)
Notes
WARNING: Clamp off BATTERY NEGATIVE TERMINAL (risk of fire due to
shortcircuiting
on removal).
Electric fuel pump starts up automatically when door is opened!
Carry out installation work on fuel system only with coolant temperature
below 40ºC.
Wear protective goggles.
Wear protective glove
