HR/Date: Gives you the time, press it again and it gives you the date
AVG MPG: Gives you the average miles per gallon since last reset, press it again to give you another average since last reset
Range: Gives you an aprox. of the miles of gasoline you have left
AVG MPH: Gives you the average miles per hour since last reset
Temp: Outside Temperature
Timer: Timer
ARR: Estimated Time of Arrival based on the distance inputed and AVG MPH
DIST: Input the total miles of your trip and it will count down the miles you have traveled and give you the ARR
M MPH: Maximum miles per hour, like a speed limit, it will chime and let you know you have exceeded this speed
Code: Explained above
S/R: Set and Reset

Questions? Ask...