Piwis Tester 4 [repack] Jun 2026

: Features a new VCI (Vehicle Communication Interface) that utilizes Diagnostic over IP (DoIP) for high-speed data transmission, which is essential for massive software updates on modern EV and hybrid platforms. Core Capabilities

: A more intuitive Shell and UI designed for modern touch-screen workshop environments. piwis tester 4

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. : Features a new VCI (Vehicle Communication Interface)

### The PIWIS 4 is designed to be future-proof while maintaining backward compatibility with older Porsche generations. This is not just a pass-through adapter; it