PIWIS is the Diagnostic Test Equipment for Porsche Automobiles. It reads, programs and clears trouble codes for all Porsche vehicles.

Besides testing Porsche’s complete fuel and electrical systems, it also reprograms modules after installing them. It also employs a complete electrical circuit diagram for all Porsche vehicles which have been manufactured after 2005.
It’s the one, absolutely necessary piece of equipment for Porsche professional technician.