How to Upgrade Lexia Diagbox Firmware to 4.3.4 4.3.7

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If your Lexia Diagbox firmware is old version,maybe 4.3.0,it can not work on PSA new vehicle model.It must to be upgrade the firmware for Lexia Diagbox to make it work on new cars.Here is guide.

 

Preparations:

PSA Interface Checker Download,Installation,How to Use and Feedback

APPLI_XS_Fuji from 2.0.1 to 4.3.7 version download here

 

Procedures:

Connect Lexia Diagbox PP2000 interface to PC via USB,then run PSA Interface Checker.

Note:Make sure you have install driver for Diagbox,and PC have identify your interface.

Then click

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