How do states use OBD II for emission inspections?

Many states connect a computer directly to a vehicle's OBD II system. The inspector can then read "faults." In some states, this type of inspection has replaced the tailpipe emission test.
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Random
This function plays the audio files on the external
device in random order (shuffle). This function
can be activated/deactivated under:
Bluetooth menu
Random
Press the buttons on the cente ...
Sport mode
The stability system is always activated and
cannot be switched off.
However, the driver can select Sport mode,
which offers more active driving characteristics.
In this mode, the engine managem ...
Disconnecting an external device
The external device is automatically disconnected from the audio system if it
is moved out of range ...
