Piwis 3 is the third generation of a diagnostic tool developed by Porsche for use in their workshops. It is a specialized piece of equipment that allows Porsche technicians and mechanics to diagnose and troubleshoot issues in Porsche vehicles. The Piwis 3 is an advanced diagnostic system that can cover cars of all years, including the new 2021 Taycan. It provides a range of functions including diagnostics, guided fault finding, actual values/input signals functions, drive links/tests function, maintenance/repairs function group, coding/programming function group, logging, filter, and wiring diagrams application. Overall, the Piwis 3 is a critical tool for any serious Porsche workshop looking to provide high-quality service and repairs to their customers.