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How to solve Kess V2 FW 4.036 Connection not establish

Here is the final working solution to Kess v2 firmware V4.036 master ecu tuning kit “Connection not established” error.

 

Problem:

When I run Kess v2 v4.036 Ksuite V2.22 software on Win XP Dell laptop, it can not communicate, Kess gave me error ”Connection not established” see  error screen shots here

 

 

kess-v2-connection-not-established-1
kess-v2-connection-not-established-2

OBDII365.com engineer solution:

Please replace the Resistance USB UL46 protection chip on Kess V2 4.036 PCB circuit board.

kess-v2-connection-error-solution-1
kess-v2-connection-error-solution-2

Customer feedback:

Ok update
I took this usb protection chip off my old ktag board.
Kessv2 now detected on usb
Thank you.

Note:
If you have do not have old ktag/kess v2, you can contact our customer service to send you the UL46 protection chip.

 

http://www.obdii365.com/service/kess-v2-v4036-connection-not-establish-solved-65715.html

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