INFINITI QX80 radio code needed due to no sound and battery power loss on INFINITI QX80

Some INFINITI QX80 owners report experiencing issues with no sound from the radio following a battery power loss, often necessitating a radio code. These problems frequently stem from a loss of power to the radio, which can trigger the need for the code as a security measure against unauthorized use. Additionally, some owners notice that the radio and map screen resetting may indicate a failing connection or an issue with the AV control module. The lack of sound is often linked to the radio system not receiving power properly after the battery loss. It is crucial for owners to input the correct radio code to restore functionality to the radio system and resolve these issues effectively.