Boot up your diagnostic laptop and launch the PIWIS software shell. Navigate to the menu tab. Click on License / Imprinting .
: PIWIS II is a proprietary dealer-level tool used for advanced diagnostics, ECU programming, and maintenance on Porsche vehicles up to approximately 2017. Activation is required to unlock full software functionality. The "Page 1" Thread
If you own or service Porsche vehicles, getting your diagnostic software up and running is critical. Setting up a Porsche Integrated Workshop Information System (PIWIS) II system often brings users to a common roadblock: .
Boot up your PIWIS II software (usually hosted on a Windows XP or Windows 7 virtual machine/native laptop). Navigate to the or Information tab. Look for the Hardware ID (HW-ID) , Request Code , or Lan ID .
If you manage Porsche diagnostics at MHH Auto and need a clear, practical walkthrough for activating PIWIS II (Porsche’s diagnostic system), this guide covers the typical steps, best practices, and troubleshooting tips to get you up and running quickly and safely.
: Always connect the laptop to a power source and ensure the vehicle is on a battery maintainer, as voltage drops can interrupt programming.
Before anyone on a forum can generate an activation string for you, you must locate your software’s unique hardware request identifiers.
Ensure your hardware multiplexer matches your version. For example, tools like the Samtec clone require specific configuration files to keep talking to the vehicle without crashing. Moving Forward with Your Setup
Change your laptop’s Windows and BIOS date back to a year matching the license (often 2015–2018 depending on the software version), or request a long-life key setup through 2099. 2. Software Reverts to Trial Mode After Reboot