Seat Altea radio hidden menu (test mode)

Hidden menu in Seat Altea radio will help you diagnose antenna issues. Here you can see your signal strength, RDS messages, antenna status to confirm that you don't have any interference from additional equipment in your car, like dash cam, phone charger, HID kit. http://mr-fix.info/ Facebook: https://www.facebook.com/mrfixpl/ Instagram: https://www.instagram.com/mrfixpl/ Pinterest: https://pinterest.com/mrfixpl/ Instructables: http://www.instructables.com/member/mr-fix/