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:
Replacing Engine Support/Front Left Side Frame Connection (Front
Left Wheel Arch Removed)
Observe procedure for REPAIR STAGE 3.
Read contents of BODY, GENERAL.
To remove engine support side frame connection
Following new body parts are required:
Connection, wheel arch/entrance
Fig. 121: Identifying Connection, Wheel Arch/Entrance
Open welded connections in areas (1).
Fig. 122: Iden
Replacing Drive Flange On Left/Right Rear Axle Shaft
Necessary preliminary work
Remove REAR WHEEL.
IMPORTANT: Expand anti-twist lock sufficiently to avoid damaging thread
when releasing
collar nut.
Activate parking brake and release collar nut.
Tightening torque 33 41 1AZ
Installation note:
Lightly oil the gearing at the shaft journal.
No oil
