2012 BMW F series X5 FEM Key programming done with Yanhua Mini ACDP on bench. Check step-by-step all keys lost procedure below.
Yanhua Mini ACDP host
A new key 434Mhz
Read ISN Code
Read ISN code
Connect N20 engine with n20 interface board and ACDP host
Already connect up here
Select Read/write ISN
Reading chip data
Read eeprom data success
Save backup data
Read ISN code success
Save ISN data
Now go to actual programming of the key
Set up bench connection
ACDP Mini gives vin number, hardware, software info
Make sure you have ISN code, a new key and finish FEM initial programming process.
Display correct fem module information
And verify and save data
Reading key list
Now we see key number 10 are there
Save key data
Take this key to into the vehicle to the right of the steering wheel where you have your key
You just put it up for about seconds 10 to 15 and then push the start button and that key will be learned into the system.