F20 replacing ICM with another 'used' ICM
Hi guys,
I want to replace my ICM with an used ICM-plus. Do you know what might happen after I replace it?
I certainly know that I will need to:
1. Disconnect battery, replace ICM, reconnect battery
2. Do I need to initialise / Sync FEM Flexray?
3. Write car VIN to the ICM-plus to replace the donor's VIN
4. Inject CAFD into the ICM-plus
5. VO Code the ICM-plus to my FA
6. Calibrate / Initialise ride-height sensors
7. Calibrate / Initialise steering angle sensor
My FEM/ICM ISTEP is 12-03-503, KOMBI ISTEP is 14-07-50x. Currently the Cruise Control works. The ICM-plus that I'm going to put in is 15-03-50x, so will I lose the Cruise Control function after this replacement? Or do I need to flash all ECUs to the same ISTEP? If the ICM-plus does not work and I reinstall my original ICM, do I need to re-calibrate / Init ride-height and steering angle sensors again?
Thanks
William
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