CnAutotool.com will guide on how to switch the Porsche Piwis Tester 3 to Engineer Mode.Go to the home page and select “System”
Enter the system homepage, click “diagnostics configuration for 991, 981, 970, Cayenne form MY11, Macan”.
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Finish loading, select “Mode”.
Select “operating mode”, choose “E”, then click “Save”.
Now you’ve switched your Piwis 3 into the engineer mode.