See also:

Using the Universal Remote System
Press and hold the appropriate Universal Remote system button for at least half of a second. The indicator light will come on while the signal is being transmitted. ...

Radio Frequency Identification (RFID)
RFID technology is used in some vehicles for functions such as tire pressure monitoring and ignition system security, as well as in connection with conveniences such as key fobs for remote door lockin ...

Compass Operation
Press the on/off button once to turn the compass on or off. There is a compass display in the window in the upper right corner of the mirror face. The compass displays a maximum of two character ...