Finally received my package –  Kess V2 firmware 5.017 . I bought 15 units for my shop.             Today, i tested one Made a Youtube video   maybe it helps       Another place the people have had good luck with as well....

This is  Kess V2 firmware 5.017  clone Quality A+++. Look here: kess v2 5.017 package: as it's advised at  http://www.obdexpress.co.uk/wholesale/kess-v5.017-ecu-online-version.html   kess 5.017 main unit:         kess v2 5.017 best quality board:                            ...