Filling The Fuel Line

WARNING: This page is about a different car, the 2010 Porsche Cayenne, 2009 Porsche Cayenne, and 2008 Porsche Cayenne. However, it is still accessible from the selected car via links, so may be relevant.

Information

The fuel line of the auxiliary heater can only be filled using the Porsche System Tester.

Connect the Porsche System Tester to the vehicle and start the System Tester. Switch on ignition. [>>] Continue.
Select vehicle type using the cursor keys.
Using the [?] key, move from the vehicle type to the control modules.
Select Auxiliary heater using the cursor keys and press the [>>] key.
Select Coding using the cursor keys and press the [>>] key.
Select Filling using the cursor keys and press the [>>] key. The fuel pump is activated for 50 seconds and fills the fuel line.