Yanhua BMW FEM key programmer add a new key
There are 5 steps for you to have Yanhua BMW FEM/BDC programmer add/program a new key.
There are 5 steps for you to have Yanhua BMW FEM/BDC programmer add/program a new key.
Step 1: backup (read) coding data
Step 2: update/program ECU
Step 3: program/learn (add) key
Step 4: restore (write) coding data
Step 5: delete keys disabled
Step 1: backup (read) coding data
Cut off the power supply
Disassemble FEM
Take photos before you disassemble the FEM for correct fuse location
Take apart the IC chip to read and save data
Desolder the IC chip on the programmer board
Go to Specialized programmer, then IC chip: 95128
Read and save original 95128 EEPROM data
Then back to BMW FEM/BDC programmer software
Open the original 95128 data and write to generate new data
In Yanhua Auto Master Series, restore data
Write data successfully
Then desolder the IC chip to the FEM board
Then install the FEM to the car
Step 2: update/program ECU
Update ECU for 30min around
Voltage should not be lower than 13.0v
Step 3: program/learn (add) key
Restore the original data with CKM100 car key master software
Install FEM and recover vehicle voltage
Put the working key here and read ISN codes
Record the working key ID to avoid deleting the incorrect keys
Delete the key used
Learn a new key
Put he new key here for key learning
Exit
Step 4: restore (write) coding data
Write coding data successfully
Successfully programmed a new key
Step 5: delete keys disabled
DO NOT delete the working key
Deleted keys disabled
Success!! Yanhua BMW FEM/BDC key programmer programmed a new key.
