RRC cutting out...

hi..new to EFI range rovers and mine has just started randomly cutting out..no spluttering or any signs its going to do it..just cuts out then starts straight away off the key..is this a well known common problem or has anyone else had this happen..any help as to how to sort issue would be much appreciated....thanks

yes clean your stepper motor with carb cleaner , including in the how it unscrews from too.

if that dosent do it you may need your base idle re-setting.