Iphone 5 mic

iPhone 5, mic not working…. :confused:
on regular call, other person wont hear me, instead i can hear my voice as an echo
if i go to camera and start record a video, voice is ok
i dont think was any water damage to the phone, seems ok
replaced iPhone 5 Dock Connector Headphone Jack Microphone Flex Black a ( https://mendmyi.com/uploads/images/p…0Black%20a.jpg ) but is not working
restored to stock but same!!
any solution ?