So the solution is flashing radio/modem files in moto E
file from twrp recovery and after that your Dual sim card will be
detected in Cm13 rom for moto e.If you didn’t install the unofficial Cm13 rom for Moto e 2014 then you can Download CM13 rom for moto E from here.
Follow below steps to fix sim card not detected in Cyanogenmod 13 roms for moto E 2014.
#How to fix Sim card not detected in Cyanogenmod 13
1.Download radio file from the link given below for your device model in the download section.
1.XT1021 – Retail US: TWRP Version