New test report: Programming CLA 2014 with EIS A246 ALL KEY LOST with CGDI MB success in 6 minutes including password calculation.
Model: Mercedes CLA 2014 S A264
Devices to program: CGDI Prog MB and AC adapter for quick data acquisition
Step-by-step procedure:
Step 1: Calculate password
Connect AC adapter with CGDI MB and EIS
Read EIS data
Then go to Compute Password- Copy key without key- Collect data-OBD mode
Insert the simulation key into EIS in 30s
CGDI MB AC Adapter collects data very fast
Save key file
Upload the data to calculate password
Upload data successfully, press Query Results
Calculate password success. Copy the pass
Step 2: Generate Key File
Go to EIS, read EIS data
Paste password here
Save new EIS data
Go to Generate Key File
Load EIS data just saved
Choose key file format V51 and Generate key file
Key successfully calculated. Save them
Step 3: Write Key
Now go to write new key with CGDI MB
Select Read/Write Key function- Read Key/Chip
Insert new key into CGDI Prog
It is a blank key. Press Open/Write
Choose common BE key format V51
Choose a key position
Write key success
New key is not activated until we insert it in EIS
Done.
http://blog.obdii365.com/2019/06/19/cgdi-mb-program-mercedes-eis-a246-all-keys-lost/