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Home >> Audi >> 2018 >> A6 Premium Plus >> Repair and Diagnosis >> Engine Performance >> Fuel Delivery >> Fuel System (Service Information - CGXB, CAEB, CEUC, CHJA, CRDB, CAED, CTUA, CTGE, CREC, CWUB, CYNB, CWUC, CREH) >> Fuel Supply >> Fuel Tank >> Fuel Tank, Draining

Fuel Tank, Draining

Special tools and workshop equipment required 

NOTE:

If the :FM3000GH  has a suction hose with a mounted tip, then replace that with one that has a tip that screws on.

-- Remove the tip -1- from the fuel extraction hose for the :FM3000GH  .

GWWA20-10555Courtesy of AUDI OF AMERICA, LLC

-- Install the :VAS5190/1  from the :VAS5190/10  on the suction hose.

-- Follow all safety precautions. Refer to SAFETY PRECAUTIONS .

-- Follow the guidelines for clean working conditions. Refer to CLEAN WORKING CONDITIONS .

-- Move the right front seat all the way forward.

CAUTION:

Risk of damaging electronic components when disconnecting the battery.

  • Complete the steps for disconnecting the battery.

-- Disconnect the ground cable from the battery terminal. Refer to BATTERY .

WARNING:

Risk of explosion due to electrostatic charge.

  • Secure the :FM3000GH  ground wire to a bare area of the chassis.

-- Remove the rear bench seat. Refer to OVERVIEW - SEAT BENCH/SINGLE SEAT .

-- Fold the insulation mat near the locking flange cover to the side.

-- Remove the bolts -arrows- and the locking flange cover.

GWWA20-0803Courtesy of AUDI OF AMERICA, LLC
WARNING:

There is a risk of injury because the fuel is under high pressure.

  • To reduce pressure in fuel system, lay a clean cloth around the connector and carefully loosen connector.

-- Remove the fuel line -1- from the locking flange. Disconnect the connector couplings. Refer to CONNECTOR COUPLINGS, SEPARATING .

GWWA20-10863Courtesy of AUDI OF AMERICA, LLC

-- Connect the suction hose with the :VAS5190/1  from the sealing flange supply connection.

GWWA20-10881Courtesy of AUDI OF AMERICA, LLC

-- Discharge the fuel tank with the :VAS5190A  through the sealing flange supply connection.

-- Install the right locking flange cover. Refer to .

-- Install the rear bench seat. Refer to OVERVIEW - SEAT BENCH/SINGLE SEAT .