Vf Commodore Audio mic disconnected

[Mon-aro]

Hi guys the mic in my vf isnt working. Noone can hear me when connected to mylink.

Fault code: B2455-04 (
Cellular phone microphone circuit -Open )

Any ideas? TIA

 

[lmoengnr]

Check the connection or replace the mike.

 

[Mon-aro]

Check the connection or replace the mike.

Just swapped the whole assembly and still no go? Where to check please?