Lonsdor K518 Pro programmed a new smart key to a 2014 BMW X1 CAS3 via OBD successfully.
The CAS3 needs to be updated to CAS3++. Before doing this, manually back up the original car EEPROM data. After upgrade, you can add a new key.
Operation guide:
Step 1: Back up original car EEPROM data
Connect K518 Pro key programmer and the BMW car via OBDII cable
Select Immo & remote>> BMW>> Select from type>> CAS1/CAS2/CAS3>> Backup & recover (only key data)
This function allows to restore and backup CAS key data:
1.Please carry out this before key programming
2.When key programming causes CAS to lock, you can use the previously saved key data to reset CAS.
Press “OK” to continue
Press “Start button” once
Identify the CAS part number and CAS type is CAS3++ (ISTAP).
This CAS version requires update operation to continue. Return to previous menu and update CAS.
Step 2: Update CAS3
Select “Update CAS3” on the main menu
Starting to update CAS:
1.This function will update CAS3++.
2.Before doing this, please manually back up the original car EEPROM.
We have backed up the data, click “OK” to continue
Press start button once
Confirm the CAS part number and CAS type
The CAS update has been completed.
Step 3: Program key
Select “Program/delete key” on the main menu
Press start button once
Identify the CAS part number and CAS type.
For encrypted CAS, please use a working key to switch ignition on.
Confirm the vehicle info
Reading RAM, about a minute…
Remove key from ignition switch
For smart key, take it outside the car
Select “Backup key data”
Input a new file name to save the data (i.e. BMWCAS3)
Operation complete!
Start to make dealer key…
Use a working key to switch ignition on
The ignition is 6 now
Remove key from ignition switch. For smart key, take it outside the car
Reading key info…
Select one key position to delete
Delete key successfully
Select one key position to add
Select “Via this device’s card slot”
Note:
1.If it’s genuine /OEM key, please pre-process it first.
2.If the key was programmed to this vehicle but programming failed, please unlock the key and restore CAS key data first.
Select “Remote key”
Pull the card slot’s baffle to the right and insert the key to be programmed (to identify if key is valid and to pre-process key)
The current key is legal, continue to generate
Insert the key needed to be programmed into car slot
Writing key info…
If for remote or smart key, please complete the following steps:
1.Take away the key from ignition switch
2.Re-insert the key into ignition switch
3.Press Start button
Finally, use the key programmed to start the car and test remote, all work fine!
Done!
2014 BMW X1 CAS3 smart key was programmed by Lonsdor K518 Pro Key programmer perfectly.
