The Porsche PIWIS 3 (PST3) is the latest diagnostic tool on the market. It can read fault codes, clear fault codes, and display ECU information. It tests live data, displays actual values and programs. On all; Process malfunction navigation showing all internal circuit diagrams. Especially if produced after 2005. The Piwis III has the original oscillometer and multimeter function. It’s the absolutely necessary tool for the job.
How to use the Porsche piwis 3 software to find a Porsche car fault repair guide
1.Home-Diagnostics-Fault finding
2.Model range-model year-mode type-control unit
Hope it help