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Xhorse VVDI2 and VVDI Pro add BMW CAS4+ key

This is an instruction on how to program BMW CAS4+key, read ECU data and generate key using VVDI2 key programmer and VVDI Pro programmer


Main steps:

1. Read BMW CAS4+ ECU with VVDI Prog

2. Generate dealer key/Add key with VVDI2

3. Test new added CAS4+ key on Test Platform 


Step 1: Read BMW CAS4+5M48H ECU with VVDI Pro

This is a BMW CAS4+ immo box with 5M48H CPU



Open VVDI Pro software 

Select ECU type: BMW->5M48H 

Click “Connection diagram” to view wiring diagram 

Remove the component on CAS4+ circuit board 


Connect VVDI pro adapter cables with CAS4+


Check all cables/connectors are well connected/soldered 

Click “New”

Click “Read”

Device Initiating 


Wait the read data procedure process to 100%


Read ECU data completed 

Click “Save” and save data to desktop 


Step 2: Add BMW CAS4+ key with VVDI2

Connect VVDI 2 interface with PC 

Open VVDI2 software 

Select BMW model


VVDI 2 will auto detect the device 

Select “File make key”-> CAS4+-> 5M48H 


Click “Yes” to load file 

Open the CAS4+ ECU data file previously saved by VVDI Pro on desktop 

Double click the data file 

Select “Key3”, select “Generate Dealer Key”


Select “Have an ignition key…”


Insert BMW original key into VVDI II key hole 

Click “Next”

Insert the new key into the VVDI2 key hole 


Generate new key will take about 30 minutes 

Click “Yes”

Write key successfully, insert the key to the car key hole, do not need to write EEPROM data

New key has been added 


Step 3: Test new added CAS4+ key on Test Platform

Place newly added BMW CAS4+ key to the BMW CAS4 5M48H Test Platform 

LED2 light fast flashes indicating the newly added BMW CAS4+ key is working. 


Here is the extra adding CAS4+ key Chinese video instruction guide:

08:45 Publié dans Blog, Shopping, Web | Lien permanent | Commentaires (0)


How to update Xhorse VVDI-PROG VVDI PROG super programmer

VVDI-PROG super programmer is the new released programmer for Xhorse company to program ECU, MCU, EEPROM. Xhorse release new software very fast. For this VVDI-PROG, it new release V3.4.0 software on 2015-09-20.


Here is the update information:

V3.4.0 VVDI-PROG VVDI PROG super programmer software free download


V3.4.0 software update (2015-09-10):

* This version DON’t need update


+ Add Porsche BCM (1L15Y/2M25J/5M48H)


+ Add MC9S12XEQ512,MC9S12XET512

  options in <2-MCU>–>Motorola

+ Add BENZ EIS-W203 in


* Fix some display BUGs in English


* Change the name of upgrade button

  as “Start Firmware Upgrade”

* Change the Voltage name as “VCC”,


How to update Xhorse VVDI-PROG VVDI PROG super programmer

1) Connect the device with the USB wire for the computer

2) Click on the following start online upgrade button to upgrade

3) Waiting for the upgrade to complete


More information:

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What’s the difference of the VVDI 2 and VVDI Prog?

Xhorse Tech has newly released two powerful OBD tools: VVDI Prog and VVDI 2. What’s the difference between VAG Vehicle Diagnostic Interface VVDI2 and VVDI-Prog?


Xhorse VVDI 2 VVDI II Key Programmer

Xhorse VVDI 2.jpg

Xhorse VVDI prog Super programmer

vvdi prog.jpg

Major difference:

(detail comparison, please check table below)

difference of the VVDI 2 and VVDI Prog.jpg

VVDI 2 is the update version for VVDI (Item number SV30), it inherited VVDI all features, mainly used to diagnose, programming ECU and keys and so on. VVDI2 added other features:


VVDI 2=VVDI options + BMW Multi Tool options+Porsche options+J2534(free)+ Tango(free)+Remote control generation(free).....more other function


While VVDI prog is a newly developed ECU programmer mainly for EEPROM ECU, MCU programming and pin code calculation.


VVDI PROG=(BMW ISN READ)+(EERPOM read)+(mcu read MOTO 9S12,5M48****)+PIN Code Calculation(more pin coder Algorithm ,than 40 type)


In short, VVDI 2 is a comprehensive OBD tool for diagnose and programming (program ECU and program keys). VVDI Prog turns to be an car ECU programmer.


Free download:

Xhorse VVDI 2 software installation user manual

Xhorse VVDI 2 software update instruction

Xhorse VVDI 2 overview


How to install VVDI-Prog2.1.0 software

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