16 11 030 Removing and installing fuel tank

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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. Refer to 16 00 005 Draining and filling fuel tank .

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

Remove rear right wheel arch trim. See 51 71... REMOVING AND INSTALLING/REPLACING FRONT BOTTOM RIGHT WHEEL ARCH TRIM

Remove heat shield (1) from tank.

Fig 1: Removing Heat Shield From Tank

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

Release screws (1).

Fig 2: Releasing Screws

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Remove lip (2) at rear left.

Release screws (1).

Fig 3: Removing Lower Panel At Rear Left

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Remove lower panel (2) at rear left.

Unfasten hose clip (1).

Fig 4: Detaching Hose From Tank

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Detach hose (2) from tank.

Installation:

Replace hose clip.

Seal hose with special tool 16 1 060.

Fig 5: Sealing Hose With Special Tool

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Release hose clamps (1 and 2).

Fig 6: Releasing Hose Clamps

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Disconnect lines and unclip from holder.

Installation:

Replace hose clips.

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

Fig 7: Disconnecting Plug Connections

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Feed line
Return line

Release screw (1).

Fig 8: Removing Holder For Heat Shield On Left And Right

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

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: Removing Tightening Straps

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Installation:

Note rubber mount with spacer bush.

Fig 11: View Of Rubber Mount

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Wide collar on spacer bush faces towards screw head.

Tightening torque, 16 11 1AZ. Refer to FUEL SUPPLY SYSTEM - TIGHTENING TORQUES .

Note shim in locating tab.

Fig 12: Locating Shim

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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: Releasing Screws For Tank Mounting

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Right half of tank,

Unlock plug (1) and detach from delivery unit.

Fig 14: Unlocking Plug

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Left half of tank,

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

Fig 15: Unlocking Plug And Detaching From Fuel Level Sensor

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Lower the fuel tank and remove downwards.