(Fixed) Xtool ps2 heavy duty trucks error "failed to download mcu.bin to the vci"

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 EERO IMAGE
Solution:
you have wired and wireless communication
please turn off wired connection

 
Please follow the guide on how to connect Xtool PS2.
 
The obd connector

 
The GDS VCI reader

 
Connect the OBD connector to the VCI

 
fix them firmly

 
Follow the connection diagram

 
Plug the obd connector to the car.


 
The indictor turns red.

 
Turn on the Xtool PS2 scanner
 
 
Both the scanner indicator and VCI indicator turn green, which means they are working normally.





 
Finally, the function menu display, you are ready to perform: Diagnose, immobilizer, mileage adjustment,  TPS, maintenance reset,
electronic park brake and more incl. ansmission, Steering angle, Tire pressure loss alarm (activated) and other common special functions.


 
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