Use turboat's tool from here:
http://nefariousmotorsports.com/forum/index.php?topic=6134.0title=EEPROM Status:
- VIN: WAULC68E52A221040 (Audi 2002 - A4 01-08, Ingolstadt, Germany)
- SKC: 01256
- Immobiliser: On
- Checksum: OK
- Size: 512bytes
- Cluster Code: 98 8A 4E AB 77 D2
- P0601 DTC: not set
- Immo ID: UZ6Z0C0185357