PCM3.0 Head Unit(CPPO-0)
If your car display screen and buttons same with this, then we can certain it is PCM3.0 head unit.
Generally manufacture year of the Porsche is from 2009-2012MY
PCM3.1 Head Unit(CPPO-1)
If your radio with “NAVI” button and SIM card slot, then it is PCM3.1 head unit certainly.
Generally manufacture year of the Porsche is from 2010-2016MY
PCM4.0 Head Unit(CPPO-2)
If your car display screen and buttons same with above one, then we can certain it is PCM4.0 head unit.
Generally manufacture year of the Porsche is from 2017-2017MY.and some of these car come with factory Apple CarPlay function already.
CDR Head Unit(CPPO-3)
CDR is easy to know by checking if your head unit have “CD_AUX ” button.
Generally manufacture year of the Porsche is from 2010-2016MY