Piwis Tester 4 Jun 2026

PIWIS Tester 4 is Porsche’s state-of-the-art diagnostic and programming solution, designed to support modern vehicle complexity with manufacturer-level access. For dealers and certified repair shops, it’s an essential investment to ensure accurate diagnostics, safe repairs, and compliant programming.

Under the hood, the PIWIS Tester 4 pairs with a new dongle. This is not just a pass-through adapter; it is a mini-computer. It supports DoIP (Diagnostics over IP) , which is mandatory for modern Porsche vehicles, and handles high-speed CAN FD (Flexible Data-rate) networks. The VCI 4 can buffer vehicle data and upload it to the cloud automatically when back in Wi-Fi range. piwis tester 4

The PIWIS 4 is more than a standard OBD2 scanner; it is a comprehensive workshop solution. This is not just a pass-through adapter; it

: Improved handling of secure vehicle gateways and encrypted data streams. Typical Toolset Components A complete PIWIS 4 kit generally consists of: The PIWIS 4 is more than a standard