See also:

Telephone
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Indication of a flat tire
The warning lamp lights up red. A message appears on the Control Display. In addition, a signal sounds. There is a flat tire or a major loss in tire inflation pressure. Reduce your speed and ...

Volume
"Speed volume": speed-dependent volume control. "PDC": volume of the PDC signal* compared to the entertainment sound output. "Gong": volume of the signal, su ...