See also:

Using the radio
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Roll Sensing of Curtain Shield Airbags Off Switch
This switch can turn off the curtain shield airbags and front seat belt pretensioners in a vehicle rollover. ON/OFF Press and hold until indicator light turns on/off. ...

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 performed on the vehicle. ...