See also:

Using the radio
...

Initialization
Items to initialize The following items must be initialized for normal system operation in cases such as after the battery is reconnected, or maintenance is per- formed on the vehicle. ...

Antenna location and effective range
Antenna location 1.Antenna outside cabin 2. Antennas inside cabin 3. Antenna outside luggage com- partment  - Effective range (areas within which the electronic key is detected)  - Wh ...