Xhorse VVDI Key Tool Plus Pad new test report: successfully added a new key on an Audi Q7 4th generation immobilizer.
Main Steps:
1. Read EEPROM
2. Make dealer key
3. Learn key
Procedure:
Connect key tool plus pad with vehicle
Insert original key into ignition
Turn on vvdi key tool plus pad, select IMMO Programming->Audi->Select by Type->4th IMMO System-Audi->A6L/Q7/Allroad
Begin to program key
Select Read EZS Kessy EEPROM by OBD->Read J518 EEPROM (9S12DT128)
Most car before 2009 use chip 9S12DT128, most car after 2009 use chip 9S12DT(G)256
but there’s some car in 2009, you need try yourself
Start transfer/receive data
EZS Kessy EEPOM J518 read successful, save it and use this file to make dealer key and learn key
If instrument dashboard lose power or can’t start the engine, cut the power for car battery and connect again
Select Make Dealer Key
Select eeprom file just saved
All keys successfully learned
Test all keys, remote control and start vehicle
Done.
http://blog.vvdishop.com/vvdi-key-tool-plus-adds-audi-q7-2010-key/