add new smart remote via OBD
Turn on ignition
Connect MaxiFlash JVCI to IM608 by USB to OBDII
Connect XP400 via USB port
In MaxiIM Im608, Select IMMO->BMW->Smart Mode
IM608 detects immobilizer system: CAS4/CAS4+
Try to delete all fault code by clear code operation
Delete fault code on CAS4 and DME
Select Key Learning->See all vehicle information/ecu information->Key Learning by OBD
Follow instruction below to operate
Read SK or load SK ->Write Key
Press OBD read SK
This process requires networking to obtain data, set up the network to ensure that it is connected to WIFI and keep this state during the whole process.
Reading information about current ECU…
This process requires network connection as well.
Wait 7-8 minutes, Don’t touch any buttons of vehicle
Dashboard will normally be off and on
After 7-8 minutes ECU upgrade successfully
Go back to read SK by OBD
Require network connection to obtain data.
Download files
Download to programming file completed
Fine SK process time around 10 minutes
Dashboard will normally be off and on
Do you have working key? Yes
Put a working key to start coil as close as possible.
Now got SK password
Input secret key->select immo ECU type CAS4+
Fill all SK
Enter the secret successfully. Execute “Write Key” function
Choose key position 3 and Write new key
Put new key close to the Start coil. Ket frequency: 315Mhz
Key learning in process
Write key successful
Put the key close to start induction coil, press and hold the ignition for 10s, after the learning is completed, the key can be normally used.
Key number 3 already used.
Test remote and start engine.