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.
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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).
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Fig. 42: Identifying Fuel Pump Housing Cover With Fuel Lines, Earth Cable And
Lock
Release lock (1) and remove fuel pump (2) towards top.
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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:
Disassembly Of Camlock Retaining Cam
Unscrew bolts (1).
Fig. 11: Identifying Camlock Retaining Cam Bolt
DISASSEMBLY OF BASE PLATE
NOTE: Disassembly of bar,
refer to REPLACING BAR.
Disassembly of lashing plate,
refer to REPLACING LASHING PLATE AND LASHING EYE.
Disassembly of 12 volt socket,
refer to REPLACING 12 VOLT SOCKET.
Remove
Releasing Bonded Folded Seam Connections
Fig. 51: Releasing Bonded Folded Seam Connections
Remove area (1) of bead edge on wheel arch bend with a one-hand angle
grinder and rough grinding
wheel.
Heat area (2) with hot air blower.
CAUTION: Extract vapors and gases.
Release connection flange with chisel.
Grind adhesive residue (4)
