The Porsche PIWIS Tester 4 is Porsche’s most advanced diagnostic interface, trusted by dealers and elite automotive workshops worldwide. Built into a rugged Getac industrial tablet, this device provides comprehensive offline vehicle diagnostics, including:
The hardware supports a wide range of service functions such as ECU/module firmware updates, immobilizer adaptation, routine maintenance resets, and limited developer mode access, depending on software availability.
Recommended for: Professional users and workshops who already have valid Porsche credentials and subscriptions. The PIWIS Tester 4 hardware is a powerful foundation for Porsche diagnostics when paired with the proper software environment.