CAS3+ (include lost all key)

Menu->File Make Key->CAS3+ (0L15Y), load EEPROM dump file (BIN file)

Key ID show “FFFFFFFF” means this position not use;
show with other values mean there already have a key.

​VVDI2 – BMW can auto detect CAS3+ encrypt or not.

If not encrypt version,
​you can follow To to prepare a dealer key

As Steps In EWS1/EWS2/EWS3/EWS4/CAS1/CAS2/CAS

Click To Open In New Window

EWS1/EWS2/EWS3/EWS4/CAS1/CAS2/CAS

If CAS3+ is detected as encrypt version, you will get window

To make dealer key accord following method

- Add Key with working key:

Select a key position, input a blank HITAG2 to VVDI2 programmer,
press button “Make Dealer Key” 

The following window will appear

select have a working key type
After finish will save a new dump file

- Lost All Key

there’s a special method for lost all key

 Select a blank key position,
press button “Make Dealer Key”,
you will get  window

- If you have ECU EEPROM dump for known ISN value, it become easy. Just load 
ECU EEPROM dump for type in 16 bytes ISN, next to continue make key

However, most time we don’t have ECU EEPROM dump and don’t know ISN. 

we have a try start method,
​this method doesn’t require OBD

only need CAS EEPROM dump file. Select try start method in and
NEXT

According to CAS type is ISTAP version or not, you will get window

YES to continue

Input a blank key to make a temp key, and save new EEPROM dump, the following window will appear

See Special Notes 

Special Notes

Before continue you must place CAS to car. Then we enter try start procedure

You just need insert temp key to ignition to try start,
if not work,
place temp key to VVDI2 programmer, then try start again.
Loop this operation until find temp key start engine successfully 

If try all times and still can’t start engine,
you need restore CAS to original EEPROM dump and unlock the temp key to blank one 

Unlock Key

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