See also:

Engine oil temperature
Cold engine: the pointer is at the low temperature end. Drive at moderate engine and vehicle speeds. Normal operating temperature: the pointer is in the middle or in the left hal ...

DTMF suffix dialing
DTMF suffix dialing can be used for gaining access to network services or for controlling devices, e.g., to make a remote inquiry of an answering machine. The DTMF code is needed for this purpose. ...

Initialization after a power failure
After a power failure, it is only possible to raise the roof, if necessary. Have the system initialized by your service center. ...