Hi I have a 1999 A4 1.9 tdi my radio was working fine not changed battery nothing. Then stopped working and now displays TELEPHONE on the dashboard where it usually displays radio station / CD/track radio got power lights up and also telephone message goes off when I turn off the radio. Any help appreciated o_O

 

have u tried taking the battery leads off to reset the system

 

I've just tried taking unplugging the battery and same again just says telephone on the dash