Fuel Tank, Draining, AWD

Fuel Tank, Draining, AWD

Special tools, testers and auxiliary items required

• Fuel Extracting Device (VAS 5190)

Procedure

Observe safety precautions, refer to => [ Safety Precautions ] Service Precautions.

Observe rules for cleanliness, refer to => [ Clean Working Conditions ] Clean Working Conditions.

- Release the fuel tank flap.


Risk of destroying electrical components when battery is disconnected.

• Observe measures when disconnecting battery.

- Disconnect battery.


Secure the (VAS 5190) ground (GND) wire to a bare area of the chassis.

- Remove the cone piece - 2 - from the shaft piece - 1 - on the (VAS 5190).





- Using insulating tape, apply a mark - arrow - on hose at length - a - = 1,370 mm from end of suction hose.

- Remove fuel filler cap from fuel filler tube.





- Install the adapter - 1 - for the (VAS 5190) on the fuel tank filler tube.

- Slide suction hose as far into fuel tank until the mark applied earlier - arrow - stands on shaft piece.

• If using a siphoning device without shaft piece, proceed principally in the same manner.

• In this case, apply a mark - arrow - using insulating tape on hose at length - a - = 1,305 mm from end of suction hose. The suction hose is inserted correctly when the marking applied earlier aligns with the lip of the fuel filler neck.





• If the hose can only be inserted with difficulty, coat it thinly with engine oil. Never use lubricants containing silicon.

- Empty fuel tank as much as possible via fuel filler tube.

- Carefully pull out the suction hose.

- Install the fuel delivery unit. Refer to => [ Fuel Delivery Unit ] Fuel Delivery Unit.

- Extract the remaining fuel in the right chamber of fuel tank through the opening of the fuel filler tube.

- Push the hose into the left chamber of the fuel tank and extract the residual fuel.

- Install the fuel delivery unit => [ Installing ] Fuel Delivery Unit. Follow the instructions for connecting the battery.