See also:

Resuming cruising speed
Press button 4: The stored speed is resumed and maintained ...

Adjusting the volume
Turn the knob during an announcement. The volume remains constant even if the volume of other audio sources is changed. The volume is stored for the remote control currently in use. Not ...

Malfunction
HDC is temporarily unavailable in the following situations due to a high brake temperature: ▷ The LED in the button and the display HDC go out during HDC operation. ▷ The LED in the ...