With The Fuel Delivery Unit Installed
Special tools and workshop equipment required
- Adapter Set for Fuel Extraction VAS 5190/10
- Test Instrument Adapter/DSO (5-pin) VAS 5565
- Remote Control V.A.G 1348/3A
If the fuel extracting device VAS 5190 has a suction hose with a mounted tip -1-, then replace this with one that has a tip -2- which screws on.
- The fuel supply line is under pressure. Always wear protective eyewear and protective clothing to prevent injuries and fuel from coming in contact with your skin. Wrap a cloth around the connection before disconnecting a fuel hose. Remove the hose connection carefully to release the pressure.
- Connect the fuel extracting device VAS 5190 ground strap to the vehicles ground strap.
-- Disconnect the fuel supply line (metal coupling) -1- and catch any leaking fuel with a clean cloth. Disconnecting the couplings, refer to COUPLING, DISCONNECTING .
-- Connect the fuel extracting device VAS 5190 and the adapter for fuel extraction VAS 5190/3 to the fuel supply line.
-- Remove the rear seat bench. Refer to "Rear Seats" in Removal and Installation .
-- Fold up the carpet to the right of the fuel delivery unit.
-- Remove the cover -1-.
-- Disconnect the connector -arrow-.
-- Connect the test instrument adapter/DSO (5-pin) VAS 5565 between the connectors on the fuel delivery unit and cover.
-- Connect the remote control V.A.G 1348/3A to the test instrument adapter/DSO (5-pin) VAS 5565 and to the battery positive (+) terminal.
This step allows the fuel pump to run when the engine is not running.
-- Remove the cap from the fuel filler tube.
-- Operate the remote control V.A.G 1348/3A and the shut off lever on the fuel extracting device VAS 5190 until the fuel tank is empty.
Do not run the fuel pump when it is dry.