Add W246 BGA (79) Keys Via VVDI Tool step-by-step

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This is a VVDI Tool mannual of W246 EIS with BGA (79) keys, add new key via OBD.
 
 
1. Insert working key to the IR reader of vvdi tool, Press “Identification key”, check working key version
 
  If key with BE version, you can read password via IR
 
  If key with v51, v57 version, you can read password via NEC adaptor, or you can use password calculation
 
  Here key version is 79, belong to BGA key. We use password calculation for key password

 
 
2. Connect the OBD cable to the W246 car. Select OBD mode, chassis select AutoDetect (CAN)
 
  Press Read EIS data. Chassis will turn to specify item after success read
 
  Follow steps 1->2->3->4 in picture and save EIS data
 
  It will save 2 files, VVDI- type and HC05 type
 
  There’s default file name when save EIS data. You’d better keep it


 
 
3. Enter Password Calculation, calculate key password
 
  Select OBD mode, chassis select W166, 197, 212, 218, 246
 
  Press “Data Acquisition”, progress with following steps
 
 
  Insert “working key” to “EIS” before press OK; only insert working key to EIS, don’t switch ignition ON

 
  Waiting 15 seconds
 
 
  Insert “working key” to “Device IR Reader” before press OK; take off working key from EIS and insert to device IR Reader, then press OK

 
  Data acquisition progress, just wait it finish. The left time will show on the bottom

 
 
  After 100%, Insert “working key” to “EIS” before press OK; only insert working key to EIS, don’t switch ignition ON

 
  Waiting 30 seconds
 
 
  Insert “working key” to “Device IR Reader” before press OK; take off working key from EIS and insert to device IR Reader, then press OK

 
  After save acquisition data you will get next window. Please keep the default file name when save acquisition data

 
  Press Upload Data to upload saved acquisition data to server

 
  Press Query result to get result, you can select “Auto reflash”, it will query server result automatically, it need about 1 minute

 
  After calculate success, key password will display at key password area automatically, press “Copy” copy the password to clipboard

 
 
4. Save EIS data with password
 
  Enter EIS Tools again
 
  Read EIS data
 
  Use “Paste” paste the password to key password area
 
  Then save EIS data again
 
  Steps: 1->2->3

 
 
5. Enter Prepare Key File
 
  Press Load EIS file load EIS data with password
 
  The file path will be shown at bottom
 
  VVDI- TOOL will auto detect load file type, here is VVDI- type
 
  SSID and key password was shown


  Select key position and format for key file, Press Prepare Key File (online)
 
 
  After server find success, select where you want to save the key file, press save directly

 
 
6. Enter Read Write Key. If you want Keyless Go, please select NEC adaptor
 
  We make a BE key.
 
  Input BE key to device IR reader, select IR mode and BE key
 
  Press Identification key
 
  Load Key file, we load key 4
 
  Press Write
 
  Steps:1->2->3->4->5

 
  Press Identification key again after write key file. You can see key is prepared success

 
 
7. Insert new key to EIS, the EIS will learn the new key
 
  First the red light will ON , then OFF, means key learn success
 
  Read EIS data once more, you can find key 4 was selected

 
 
8. Done! Be happy with VVDI BGA Tool!