Fuel delivery unit , removing and installing: Removing

WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2005 Volkswagen GTI, 2004 Volkswagen Jetta, 2004 Volkswagen GTI, 2003 Volkswagen Jetta, and 2003 Volkswagen GTI. However, it is still accessible from the selected car via links, so may be relevant.

Observe safety precautions before starting work → Safety precautions when working on the fuel supply system .
Check whether a coded radio is installed. If so, obtain anti-theft coding.
With ignition switched off disconnect battery Ground strap.
Fold rear seat bench forward.

Remove cover from fuel delivery unit.

Fig 1: Fuel Delivery Unit Connector & Supply And Return Lines

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Disconnect 4-pin connector as well as supply and return lines from flange - arrows -.

NOTE:

Press buttons on hose couplings to do so.

CAUTION: Fuel supply lines are under pressure! Before removing from hose connections wrap a cloth around the connection. Then release pressure by carefully pulling hose off connection.

Seal lines to avoid contamination of fuel system.

Fig 2: Removing/Installing Union Nut With Wrench 3217

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Remove union nut with Ring Nut Spanner 3217.
Pull fuel delivery unit and seal out of opening in fuel tank.

NOTE:

If the delivery unit is to be replaced then drain old delivery unit before disposal.