2003 307 HDİ XR ROAD COMPUTER

Hello friends. My car is 2003 model 1.4 hdi, do these models have trip computer. I looked at the signal and wiper arms, there is a button on the side, but it does not function as a pressure. I wonder if the road computer is very necessary and what should I do if necessary.

I WANT TO ENJOY YOUR ROAD COMPUTER DO YOU HELP ABOUT THE FUNCTIONAL FEATURES
VERY REQUIRED

If you are interested in information such as the road with the remaining fuel, average consumption, instant consumption, average speed etc.

HOW AND WHERE MAKE YOU KNOWN I HAVE TWO PEOPLE FIND HERE BUT NOT INTERESTED DESEM LOCATION THERE ARE VERY INTENSIVE

If com2000 is compatible, you just need to load it in service bsi den..parameters will open .. Is there a button to control at the end of the arm of the wiper