See also:

Volume of spoken instructions
Turn the volume button while giving an instruction until the desired volume is set. The setting is stored for the remote control currently in use. ...

Diagnosis OBD
On the driver's side is an OBD socket for checking components relevant to the composition of the vehicle's emissions. ...

Possible commands
Having possible commands read aloud   Briefly press the button on the steering wheel. ›Help‹. Possible commands are announced. The digits from zero to nine are recognized. The digits can ...