some questions

[saintdrug]

for my newly purchased Porsche boxster 2002, the obc, as I don't have the manual, the only thing I can see is how many km I did and time change, can I display how much km are left? what other functions can I do and how?

second question:
cdr22 becker, any instruction manual how to use it? check speakers boze system for example and change speakers settings etc..