Hi. I recently bought RB3 radio with sat nav ( Becker BE6802 ) i plugged it in, type in the code and sound doesn't work. Do the radio sill have to be coded to the car? When I fit my old radio everything is ok. I read about that problem on the other website but no one find a solution
https://www.chryslerforum.com/forum/chrysler-voyager-town-country-21/rb3-satnav-no-sound-17065/