Maintenance
The battery is maintenance-free, i.e., the electrolyte will last for the life of the battery.
Your service center will be glad to advise you on questions regarding the battery.
See also:
Instrument lighting
Adjusting
The parking lamps or low beams
must be switched on to adjust the
brightness.
Adjust the brightness using the
thumbwheel. ...
Avoiding unintentional alarms
The tilt alarm sensor and interior motion sensor
can be switched off together, such as in the following
situations:
► In automatic car washes.
► In duplex garages.
► During tran ...
Volume
▷ "Speed volume": speed-dependent volume
control.
▷ "PDC": volume of the PDC signal compared
to the entertainment sound output.
▷ "Gong": volume o ...