With the help of AK330i's post, http://bimmersport.co.nz/topic/6327-how-to-reprogram-jap-bmw-radio-to-nz-frequencies/?p=492117 I have successfully coded the CCC iDrive in my Japanese imported 05 E61 530i as below... Changed these settings with NCS-Expert: CTUNE before: RDS_AF_FUNKTION_CCC (RDS is the bit that shows the name of the station on the screen) rds_aus LAENDERVARIANTE_TUNER_ANT japan CTUNE after: RDS_AF_FUNKTION_CCC rds_ein_af_automatisch LAENDERVARIANTE_TUNER_ANT ece CAPPL be