2013 Audi A3 all keys lost: Done with vvdi prog & vvdi2!

Test: 2013 Audi A3 all keys lost with vvdi prog and vvdi2.

OBD method: prepare a dealer key immediately with OBD

Menu – key learn – lost all keys – obd prepare key

 

BDM method: prepare service mode eeprom dump

A3/TT/R8 instrument with Micronas CDC3217/3297+24C32

  1. enter into diagnostic “03 ABS Brake”

record ABS coding

  1. find 24c32 chip from dashboard

read 24c32 chip with BDM programmer

save the dump file

  1. use “prepare 24c32 service eeprom” make service eeprom dump

write service eeprom dump to 24c32

restore dashboard to the car

  1. back to the main window for obdii operation
  2. read immo data and save them

prepare a dealer key (important!!!

  1. add the key to the car directly
  2. reset dashboard
  3. if abs lost coding, restore it

if car has keyless, learn the key with immo data

 

Images:

Credits to ‎Mohsin Sabrin‎