Porsche Tester III opens the box and the CF54 computer is on.
The PIWIS-III diagnostic system is starting up.
PIWIS-III how to switch the developer mode
Select the system
Some models selected: 991,981,918,970, Cayenne \ Macan, select the rest of the new models: the other models series diagnostic configuration
Select the operating mode
E: Developer mode P: Production mode V: Maintenance diagnostic mode(Can not choose P)
Select E mode
F8 save, the upper left corner shows the success of the save. Can exit.
Select the home page, select the diagnosis, and now the developer mode.