VVDI2 VAG Program Passat 2012 NEC+ 24C64 All Keys Lost

Here’s the guide to program smart key for VW Passat 2012 year when all keys are lost by using Xhorse VVDI2 VAG key programmer.

Step 1:

Read key tooth with Lishi HU66 2-in-1 pick/decoder and cut a spare key with Condor XC-Mini key cutting machine.

Step 2:

Connect the fuse next to the left door, 2nd on Line 1 and 1st on Line 3

Dashboard turns on at this time

Step 3:

Connect VVDI2 with vehicle

Select dash type: 2012 VDO NEC+ 24C64

Enter 03 BAS

Take a photo of /write down the long code

Step 4:

Remove instrument, find out 24C64 CPU chip, read EEPROM data with ecu programmer, i.e VVDI Prog, Yanhua CKM100 etc

Save eeprom dump.

Step 5:

Open VVDI2 VAG loader

Select Key Learn->4th generation immobilizer->Dash-NEC+24C64

Select All Keys Lost

Select Generate service pattern 24C64 EEPROM

Save eeprom (do not replace the original eeprom file)

Re-write eeprom generated in service pattern back to CPU chip and reinstall to vehicle

Step 6:

Remove the coil of the steering column, follow step 2 to turn on the dash.

Connect VVDI2, select dash type

Complete following steps to program key:

1.Dashboard turns black, complete all these steps to reset instrument

2.Read eeprom data and save

3.Read immo data and save

4.Generate dealer key

5.Reset instrument

6.Add a key

7. Perform other functions

Upload eeprom data and write eeprom

Read Immo data and save

Select Generate dealer key

Reset instrument

Add a key

Backup eeprom and immo data before key learning

Learn key. Upload immobilizer data to add a key

Remove the fuse.

Program Passat 2012 all keys lost success.

http://blog.vvdishop.com/program-passat-2012-all-keys-lost-with-vvdi2-vag/