There is customer who purchasing PIWIS Tester II with Dell E6420 full set ready to use for Posche, and he feedback meet a 99011 Error announce：The diagnostic system could not be initialised. Below CnAutotool.com share experience for this problem.
Piwis Tester ii 99011 Error：The diagnostic system could not be initialised Piwis Tester II 99011 Error：The diagnostic system could not be initialised
Porschepiwistesteriiusbdriver thumb Piwis Tester II 99011 Error：The diagnostic system could not be initialised
piwis tester ii with Dell E6420 Piwis Tester II 99011 Error：The diagnostic system could not be initialised
Two step to solved it:
1. uninstaled the driver of piwis tester ii, if customer can not sure which is piwis tester ii driver, just check the device manager like pic.2 when you connect the piwis tester ii to laptop
2. re-plug piwis tester ii usb cable into laptop, the new driver will be installed automaticly.
Then the 99011 Error Comm. module not connected will disappear. Customer can start your work on cayenne 3.2 9PA from 2005 year.
Customer may asked, what’s the problem exactly?
From the attachment showing, we can see, customer connect the usb cable to laptop, even the bottom usb indicator light of the piwis tester ii do not light up, so it’s must be the piwis tester ii disconnect to laptop.
Then check the secound picture, we can see that the piwis tester ii usb driver is not configuration correctly, so the error come out in third picture. Now we can confirmed the problem caused by piwis tester ii usb driver not installed property.
More Piwis Tester II problem, pls keep your order number to contact email:firstname.lastname@example.org