See also:

Functions
NOTE If a warning message appears while you are using the trip computer, this message must be acknowledged in order to return to the trip computer function. Acknowledge a message by pressing ...

Precautions when the vehicle is being towed
Attach jumper cables (see page 116) to provide current for releasing the electric parking brake and to move the gear selector from the P position to N. Be sure that the steering wheel lock ...

Average speed
The system calculates the average speed from the last resetting. Reset using RESET. ...