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Easy 4 steps to update Porsche PIWS2 Tester II firmware online

Here is the Porsche PIWS2 Tester II diagnostic& programming system driver & firmware update instruction by obd365 technician.

Newest piws2 version:V16.200

Pre-upgrade caution:

  1. Make sure your PC get well network connection
  2. Ensure the Porsche Tester scanner is connected with PC/laptop (do not need to connect with vehicle)

1) Open Porsche PIWS2 software, select “Tools” function, click “Device update”


2) Then click “Update” to update Piws2 tester driver and firmware


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