To
program a new key to Mercedes-Benz W221, CGDI PROG MB or Xhorse VVDI MB BGA TOOL? Which one better?
Look here:
Part 1: VVDI Mercedes program W221 keys
Part 2: CGDI PROG MB program keys to W221
Part 1: VVDI
Mercedes program W221 keys
CGDI
Prog MB best price:
Step
1: connect VVDI MB with car via OBD2 port.
Step 2: VVDI MB Tool calculate
W221 BGA key password
Open
VVDI MB Tool software, go to “Password Calculation”, select chassis “W221” then click “Data
Acquisition”.
Insert
a working key into ignition and wait 5 seconds→ take it out then insert it again→ insert it into the VVDI MB IR reader (the coil).
Data
Acquisition is performing.
Insert
the working key into ignition and wait 30 seconds.
Insert
it into IR reader and wait the message show “Reading data success”.
After
that, save the file, Data Acquisition finish!
Then
click “Upload Data” and choose the file to open.
After
upload success, click “Query Result” and click “OK” to
continue.
Sometimes
you must generate up to 6 files to get the password.
VVDI
MB Tool successfully calculate W221 BGA key password!
Step 3: VVDI MB Tool program MBW221
BGA key
Copy
the password and go to “EIS Tools”, click “Read EIS data”.
Click
“Paste” to paste key password.
Click
“Save EIS data” to save the EIS bin file.
Next
go to “Prepare Key File” and click “Load EIS file”.
Choose
the bin file to open.
Then
select key position for key file and key file format.
Uncheck
the boxes “V041”
and “V011”.
After
that, go to “Read Write Key” and put the new key into IR reader.
Choose
type as “BE key” and click “Load key file”.
Then
click “Write”.
Wait
the message show “Write data success”.
Xhorse VVDI MB Tool
successfully program Benz W221 BGA key!
Step
4: test the key; it is working!
Note: To add new keys to W221 when it lost all
keys, you can do like this:
remove W221 EIS,
get eeprom by programmer (such as VVDI PROG),
then load eeprom to VVDI MB TOOL to prepare key
file,
write key and insert to EIS for key learn.
In W221, there was only "DUSSELDORF"
on the MCU ("DUSSELDORF"----NEC chip)
Maybe only parts of W221 is Motorola EIS, you
can see the attachment photo its Motorola EIS.
anyway, about W211 all key lost you can change
a new EIS do you work.
read all key lost EIS data, then write to new
EIS (enter password at random/as you want) then prepare key file with the enter
password.
Step 1: Preparation & ready for 221MTSkey programming
Finish
connection of CGDI Porg MB to the laptop and the car
Run
CGDI Porg MB software
Step 2: Read and save EIS data
Go
to EIS: read EIS and save EIS data
Step 3: Calculate password
Calculate
password: collect data
(the
car voltage should be more the 11.5V)
Remove
the key from EIS, then click on OK
Again
remove the key from EIS, then click on OK
Remove
the key for 5 seconds, then insert it into EIS, then OK
Save
data, then upload data to calculate password
Search
for the result
Copy
the password
Go
to EIS: read EIS, paste password, then save data
Step 4: Make key file
Generate
EE: load EIS and make key file
Step 5: Write data into the key
Read
& write key: read key/chip data, reset, open/write key
Important
note:
smart
key: format 41, normal key or key from deputy factories: format 51
Write
data into the key successfully
Step 6: Check if the key is work or not
Test
the key and it’s working
Job’s done!
