16 11 030 Removing And Installing Fuel Tank

WARNING: This page is about a different car, the 2008 BMW Alpina and 2007 BMW Alpina. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required:

16 1 060

CAUTION: After installation of fuel tank/prior to first engine start-up: Check the electrical resistance between the ground lug (tank filling pipe) and the wheel hub.
Measured value approx. 0.6 Ω
Fill fuel tank with min. 5 l fuel.

Draw off fuel from fuel tank. See 16 00 005 DRAINING AND FILLING FUEL TANK .

Remove rear right wheel . See 36 10 300 REMOVING OR INSTALLING FRONT OR REAR WHEEL .

Remove rear right wheel arch trim.

Remove heat shield (1) from tank.

Remove complete propeller shaft . See 26 11 000 REMOVING AND INSTALLING COMPLETE PROPELLER SHAFT .

Fig 1: Identifying Heat Shield

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Release screws (1).

Remove lip (2) at rear left.

Fig 2: Identifying Screws And Lip At Rear Left

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Release screws (1).

Remove lower panel (2) at rear left.

Fig 3: Identifying Screws And Lower Panel At Rear Left

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Unfasten hose clip (1).

Detach hose (2) from tank.

Installation:

Replace hose clip.

Fig 4: Identifying Hose Clip And Hose

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Seal hose with special tool 16 1 060 .

Fig 5: Identifying Special Tool (16 1 060)

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Release hose clamps (1 and 2).

Disconnect lines and unclip from holder.

Tank vent
Fuel tank vent
Scavenging air line

Installation:

Replace hose clips.

Fig 6: Identifying Tank Vent, Fuel Tank Vent And Air Line

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Unlock plug connections (1 and 2) and disconnect lines.

Feed line
Return line

Fig 7: Identifying Plug Connections And Lines

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Release screw (1).

Remove holder for heat shield (2) on left and right.

Fig 8: Identifying Screw And Heat Shield

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Heavily support the fuel tank.

Fig 9: Supporting Fuel Tank

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Release screws (1) for tightening straps (2) on left and right and remove tightening straps.

Fig 10: Identifying Screws And Straps

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Installation:

Note rubber mount with spacer bush.

Wide collar on spacer bush faces towards screw head.

Tightening torque. See FUEL SYSTEM - TIGHTENING TORQUES .

Fig 11: Identifying Rubber Mount With Spacer Bush

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Note shim in locating tab.

Fig 12: Locating Shim In Tab

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Release screws (1) for tank mounting on left and right, lower tank (2) until hose and plug connections are accessible.

Fig 13: Identifying Screws And Lower Tank

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Right half of tank,

Unlock plug (1) and detach from delivery unit.

Fig 14: Identifying Plug

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Left half of tank,

Unlock plug (1) and detach from fuel level sensor.

Lower the fuel tank and remove downwards.

Fig 15: Identifying Plug

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