SEMEURBAK

Here is an expert solution of OBDSTAR X300M mileage adjustment tool error “Security Verification Failed”.

X300M displays “Going to read the ECU Code and then forme tosend itto obdstar.com”. Then click on continue, the system pops up“SecurityVerificationFailed”

Screenshots:

Solution:

If you find that some models cannot change mileages, please follow the steps below:

1 Power On X300M unit -> Start -> System Settings -> Data Log -> On -> ESC Return to Main Menu;

2 when matching vehicles in the list, but X300M pops up the error message communication failure, please unplug the machine;

3 unplug the TF card, which the root directory LOG folder

4 send folders in the document to http://www.diyobd2.fr/, engineers there would help analyze the problem

Note! Every time you unplug the x300m machine, the data record will automatically be turned off. So, if you want to save the data the next time, you need to follow the above steps to re-open the data record

Tech support from http://www.diyobd2.fr/