How to use FVDI 2018 to Find Passat B6 7 byte CS code?

Here’s the guide to find the 7th byte component security (CS) code in the Passat B6 comfort module.  To perform this operation with FVDI 2018, you need to use proper software. This is impossible if use inappropriate software.

Preparation:
Read original EEPROM 95320 from comfort module and save.


			How to use FVDI 2018 to Find Passat B6 7 byte CS code?


			How to use FVDI 2018 to Find Passat B6 7 byte CS code?

First Attempt:
Select VW software->V24.0->Special Function->Dump Tool->Comfort module component protection data (Passat B6)



			How to use FVDI 2018 to Find Passat B6 7 byte CS code?


			How to use FVDI 2018 to Find Passat B6 7 byte CS code?


			How to use FVDI 2018 to Find Passat B6 7 byte CS code?

Load original EEP dump (tried older EEP read on Aug. 17th, 2019)


			How to use FVDI 2018 to Find Passat B6 7 byte CS code?



			How to use FVDI 2018 to Find Passat B6 7 byte CS code?

Press OK to load dump


			How to use FVDI 2018 to Find Passat B6 7 byte CS code?

FVDI gave error “Cannot decode the comfort module dump. Probably the entered component security is incorrect”


			How to use FVDI 2018 to Find Passat B6 7 byte CS code?

Second Attempt:
This time select VVDI2 software
If system prompts connecting to server failed, just ignore by press Close button
Select VAG V1.2.2 software


			How to use FVDI 2018 to Find Passat B6 7 byte CS code?

System display error Windows cannot find VAGLoader.exe.


			How to use FVDI 2018 to Find Passat B6 7 byte CS code?

Third Attempt:
Select VW software->V24.0->Special Function->Dump Tool->Comfort module component protection data (Passat B6)
This time try new dump read on Sep. 23rd, 2019


			How to use FVDI 2018 to Find Passat B6 7 byte CS code?


			How to use FVDI 2018 to Find Passat B6 7 byte CS code?

Fail to calculate 7th byte CS again.  Cannot decode the comfort module dump either.


			How to use FVDI 2018 to Find Passat B6 7 byte CS code?

Final Attempt:
Close FVDI 2018 Software and run it again.
select VVDI2 software, VAG V1.2.2


			How to use FVDI 2018 to Find Passat B6 7 byte CS code?

this time the VAGLoader launches successfully


			How to use FVDI 2018 to Find Passat B6 7 byte CS code?

Select Passat B6 Comfort Module component protection data (95320)


			How to use FVDI 2018 to Find Passat B6 7 byte CS code?

Press Load File->Load newer EEPROM
Decrypt 95320 dump


			How to use FVDI 2018 to Find Passat B6 7 byte CS code?


			How to use FVDI 2018 to Find Passat B6 7 byte CS code?

Try to Decrypt 95320 dump


			How to use FVDI 2018 to Find Passat B6 7 byte CS code?

Find 7th byte CS code succeed.


			How to use FVDI 2018 to Find Passat B6 7 byte CS code?


			How to use FVDI 2018 to Find Passat B6 7 byte CS code?

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How to Find Passat B6 7 byte CS code wtih FVDI 2018?