obd2toolqing

Here is the working solution to Xhorse VVDI2 key programmer various update error codes via Upgrade Kit.

Error Code 1:

Error code (22:03:00:00:00) Read Internal Error

Error Code 2

Error code (402:03:02:A5:0E) Upgrade Failed

as well as other update failed error codes,  follow solution below:

1. Change another USB cable, other COM ports or laptop

2. Try to Fix internal error 1 or 2 in Xhorse upgrade kit,

Then update vvdi2 again.

3. If still fails after doing all the above, vvdi2 is damaged, need to send back for repair