Host on how to use Car Scanner 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 Guide: 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 OBDSTAR Scanner 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 ...