Renew PCF7953 BMW Key with VVDI Prog and Tango

Success! Xhorse VVDI Prog have reset/renewed BMW Key transponder PCF7953 (remote 868MHz).

And it’s confirmed by Tango key programming tool!

 

In detail…

 

Step 1: Tango reads key info

In Tango key programmer:

Read key information

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Brand: BMW

Transponder: PCF 7935P

HITAG Family: HITAG-Pro

ID: xxxxxxxx

Key type: Keyless go

Immo type: Unknown

Remote: 868 MHz

VIN (1): WBAxxxxxxxxxxxxxxxxx

VIN (2): WBAxxxxxxxxxxxxxxxxx

Status: Learned

Mileage: 67268

CryptoKey: Customer (Locked)

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Step 2: VVDI Prog resets protect

In VVDI-Prog:

Select chip: PCF7935 IN CIRCUIT

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Wiring connection:

PCF79XX-ADAPTER-V2-REPAIR

Src: http://blog.obdii365.com/2017/07/27/vvdi-prog-renew-bmw-pcf79xx-remotes/

Reset Protect (will erase the chip data? Yes!)

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Step 3: Tango reads key info

In Tango key programmer:

Read key information

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Transponder not detect

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Step 4: VVDIProg read & write key data

In VVDI-Prog :

Open eeprom and EROM bin files to read and write

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Step 5: Tango reads key info

In Tango:

Read key information

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Brand: BMW

Transponder: PCF 7935P

HITAG Family: HITAG-Pro

ID: xxxxxxxx

Key type: Keyless go

Immo type: Unknown

Remote: 868 MHz

VIN (1): *******************

VIN (2): *******************

Status: NOT Learned

Mileage: no DATA

CryptoKey: Factory (Unlocked)

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Eeprom data

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Ide and Cryto Key

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Test Key: OK

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Done!

 

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