16 14 090 Removing and installing/replacing delivery unit (gasoline)

Special tools required:

16 1 190
33 5 070

Recycling

Fuel escapes when fuel lines are detached. Have a suitable collecting vessel ready.

Catch and dispose of escaping fuel.

Observe country-specific waste disposal regulations.

IMPORTANT: Ensure adequate ventilation in the workbay!
Avoid skin contact (wear gloves)!
Ensure absolute cleanliness when performing repair work on the open fuel system. Dirt contamination in the fuel tank may impair driving or may even result in vehicle breakdown.

Necessary preliminary tasks:

Remove REAR SEAT .

Removal:

Release plastic nuts (1) and remove service cap (2).

Fig 1: Plastic Nuts And Service Cap

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Disconnect plug connection (1).

Fig 2: Plug Connection And Gasket

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Unlock locking tab (1) in direction of arrow.

Operate lock (2) in direction of arrow and pull off upwards from fuel delivery line (3).

Fig 3: Unlocking Locking Tab

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Fit special tool 16 1 190 with wide crank web (1) towards top onto locking ring (2).

Connect special tool 33 5 070 with reversible ratchet head 1/2" (3) and place on special tool 16 1 190.

Release locking ring (2) in counterclockwise direction.

Fig 4: Releasing Locking Ring In Counterclockwise

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Remove delivery unit (1) in direction of arrow from the fuel tank.

Fig 5: Removing Delivery Unit

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Installation:

IMPORTANT: Replace the gasket (1) after each disassembly of the delivery unit.

Parts: Replace gasket.

Mount gasket (1).

Fig 6: Delivery Unit Gasket

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Install delivery unit (1) in direction of arrow in the fuel tank.

Fig 7: Installing Delivery Unit

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Fit special tool 16 1 190 with wide crank web (1) towards top onto locking ring (2).

Connect special tool 33 5 070 with reversible ratchet head 1/2" (3) and place on special tool 16 1 190.

Tighten locking ring (2) in clockwise direction.

IMPORTANT: Make sure that latch mechanism of locking ring for fuel tank is correctly engaged!

Fig 8: Releasing Locking Ring In Counterclockwise

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Lock locking tab (1) in direction of arrow.

Position and lock fuel delivery line (2).

IMPORTANT: Make sure the snap fastener is correctly locked!
Check locks for damage and replace if necessary!

Fig 9: Locking Fuel Delivery Line

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Connect plug connection (1).

Check gasket (2) and replace if necessary.

Fig 10: Plug Connection And Gasket

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Fit service cap (2) and position and tighten plastic nuts (1).

Fig 11: Plastic Nuts And Service Cap

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