See also:

UP and DOWN buttons
Models without Hands-free system Models with Hands-free system ...

Determining compatibility of tire and vehicle load capacities
The sum of four tires’ maximum load ratings must exceed the maximum loaded vehicle weight (“GVWR”). In addition, sum of the maximum load ratings of two front tires and of two rear tires must exceed ea ...

When “No song” is displayed (type D audio)
This message is displayed when no playable audio files are in the connected USB storage device/iPod®. Connect a USB storage device/iPod® that has playable audio files stored in it. ...