TFSI Vehicles, Draining

WARNING: This page is about a different car, the 2024 Audi A4 allroad. However, it is still accessible from the selected car via links, so may be relevant.

Special tools and workshop equipment required

Fuel Extractor:VAS 5190A

Fig 1: Fuel Extraction Device VAS5190A
Courtesy of AUDI OF AMERICA, LLC
Adapter:VAS 5190/4 , not illustrated

Procedure

-- Observe the safety instructions. Refer to SAFETY PRECAUTIONS .

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

-- Remove the fuel filler cap.

-- Move the front seats all the way forward into the highest position.

-- Remove the bench seat. Refer to BENCH SEAT/SINGLE SEAT, REMOVING AND INSTALLING .

-- Remove the bolts -arrows- and remove the sealing flange cover -1-.

Fig 2: Sealing Flange Cover

Courtesy of AUDI OF AMERICA, LLC

Fig 3: Fuel Pump Connectors

Courtesy of AUDI OF AMERICA, LLC

WARNING:

The fuel system is under pressure.

Risk of injury from fuel spraying out.

Wear protective eyewear.
Wear safety gloves.
Reduce the pressure: place clean cloths around the connection point and carefully open the connection point.

-- Disconnect the fuel line -arrow- from the sealing flange. Disconnect the connector couplings. Refer to CONNECTOR COUPLINGS, DISCONNECTING .

-- Connect the suction hose to the Adapter:VAS 5190/4 on the sealing flange supply connection.

Courtesy of AUDI OF AMERICA, LLC

-- Use the Fuel Extractor:VAS 5190A to drain the fuel tank through the sealing flange supply connection.

The remaining steps to be performed will depend on the issue.

-- Remove the fuel delivery unit. Refer to FUEL DELIVERY UNIT/FUEL LEVEL SENSOR, REMOVING AND INSTALLING .

-- Remove the Fuel Level Sensor -G-. Refer to Fuel Level Sensor -G-, REMOVING AND INSTALLING .

-- Remove the fuel tank. Refer to FUEL TANK, REMOVING AND INSTALLING .