BMW 7 Series: Removing And Installing/Replacing Fuel Tank Filler Hose
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)! After installation of fuel tank/prior to first engine start-up:
- Check ground connection at fuel filler neck to body for continuity. If necessary, clean contact surface between body and fuel filler pipe screw connection.
- Fill fuel tank with at least 5 liters of fuel.
Necessary preliminary tasks
- Draw off FUEL from fuel tank
- Remove rear right WHEEL ARCH TRIM
Release plastic nuts (1).
Installation: Check plastic nuts (1), replace if necessary.
Tightening torque 16 12 2AZ.
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Fig. 27: Identifying Plastic Nuts
IMPORTANT: There may be residual amounts of fuel in the tank.
Catch escaping fuel in a suitable container.
Unfasten hose clip (2).
Installation: Check hose clamp (2), replace if necessary.
Tightening torque 16 12 1AZ.
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Fig. 28: Identifying Filler Hose, Hose Clamp And Quick-Release Coupling
Release quick-release coupling (1).
Detach fuel filler pipe from filler hose (3).
Release hose clamp (4) and remove filler hose (3).
Installation: Check hose clamp (4), replace if necessary.
Tightening torque 16 12 1AZ.
Installation: Make sure lines (1) and (2) are correctly seated in holder.
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Fig. 29: Identifying Fuel Lines
REPLACING CLAMPING BANDS FOR FUEL TANK
Necessary preliminary tasks
- F03: Remove underbody panelling
IMPORTANT: Secure fuel tank against slipping and falling out.
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Fig. 30: Identifying Fuel Tank With Support
Generously support the fuel tank.
Release screws (1).
Installation: Tightening torque 16 11 2AZ.
Remove tightening strap (2).
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Fig. 31: Identifying Tightening Strap With Mounting Screws
READ NEXT:
Fuel Delivery, Sensor For Display
REMOVING AND INSTALLING OR REPLACING CARBON CANISTER
Necessary preliminary tasks
Remove rear right WHEEL ARCH COVER
Unlock quick-release fasteners (1) and disconnect vent lines.
Release screws (2)
Fuel De-Aeration
REMOVING AND INSTALLING/REPLACING PRESSURE SWITCH FOR NATURAL
VACUUM LEAK DETECTION (NVLD)
Necessary preliminary work:
Remove CARBON CANISTER.
Remove DUST FILTER.
Unlock and disconnect snap fasten
SEE MORE:
Replacing Center Mount Gaiter
Necessary preliminary work
Remove PROPELLER SHAFT.
NOTE: The propeller shaft is balanced.
The front and rear propeller shafts must be reassembled in the same position.
Detach gaiter (1) from groove (2).
Mark front propeller shaft (3) and rear propeller shaft (4) in one plane.
Fig. 25: Marking
System Overview
The following pages show the input/outputs and the schematic circuit diagrams
of the F01/F02 voice input and
activation systems.
The driver's side microphone is the only device used for voice input.
Voice input is always activated by pressing the PTT button (push-to-talk button)
on the steering
