Launch X431 IMMO Plus Adds Volvo XC40 2018-2021 Smart Key

Launch X431 IMMO Plus/IMMO Elite/Immo Pro supports Volvo XC40 2018-2021 add key and all keys lost. Here is the guide to add a spare smart key to XC40.

Select Volvo->XC40->2018-2021->Smart Key

Check Operation guide

IMMO plus will show you operation guide and wiring diagram

To add key, need to remove CEM module
Connect x-prog3 with CEM module follow the wiring diagram

Select Read CEM security data

Save data
Select Smart Key Add function
Turn the START knob to the right one time and then release it.

Load CEM data just read

Place a smart key to be programmed in the cup holder, take other keys out of vehicle
Add key successfully