Preliminary Work - Section At High-Pressure Pump

Information 

• The position of the fuse for the fuel pump can be found in the current Porsche After Sales vehicle electrical system documentation (PAB) fuse assignment. 
• => PPN => Porsche After Sales vehicle electrical system documentation (PAB) 

1. Attach or mount a warning sign in a clearly visible position on the vehicle. > Example of warning sign 

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.

   Example of warning sign

2. Relieve fuel pressure in the system.
   1. 2.1  Pull out fuse for fuel pump.
   2. 2.2  Start the engine, wait until it stops and then re-insert the fuse.
3. Remove tank vent valve.
   • > 202319 - REMOVING AND INSTALLING TANK VENT VALVE