OBDSTAR X300 DP renew key PCF79XX adapter unlock Audi 5 Generation key

Post on how to use OBDSTAR renew key PCF79XX adapter to unlock Audi 5 Generation key by working together with OBDSTAR X300 DP(Orange)/ OBDSTAR  key master DP(Green). Besides, OBDSTAR renew key PCF79XX adapter is designed for BMW, VW, Volvo, Chrysler, Renault, GM, Kia, Hyundai etc.

To unlock Audi 5 Generation key, please prepare the two tools:

OBDSTAR renew key PCF79XX adapter

OBDSTAR X300 DP or OBDSTAR key master DP


Plug OBDSTAR X300 DP with VCI box, renew key PCF79XX adapter etc shown as below picture, make sure the indicator lights flash.



FYI, OBDSTAR X300 DP (Orange)VS OBDSTAR key master DP(Green):

They are the same tool, they have same function, save vehicle coverage. They differ from each other in color, the orange one X300 DP is supplied on Eshop, so it does not need to waste money to order both two.


Tap X300 DP option “DP” then “Diag Program”.



Tap “Other Function” then “Unlock Key”.



Have option “Renew key V30.01”, click “OK”.



Tap “Audi”, then “5 Generation”

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Have 3 options shown as below, go to check the chip board number and tap “Board 233.453.111-05/06

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Tap “315MHZ 8T0959754C”

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Please refer to the following figure for the correct connecting line.



Pop up “Connect the host to the PCF79XX adapter and supply the 12V power to the adapter.” Tap “OK” and writing data, please wait……


Data Brushing successful, click “OK”




OBDSTAR renew key PCF79XX adapter unlock Audi 5 Generation key successfully.