Volume
- "Speed volume": speed-dependent volume control.
- "PDC": volume of the PDC signal* compared to the entertainment sound output.
- "Gong": volume of the signal, such as the safety belt reminder, compared to the entertainment sound output.
- "Microphone": volume of the microphone* during a phone call.
- "Loudspeak.": volume of the loudspeakers* during a phone call.
The following volumes are only stored for the respective paired telephone: "Microphone", "Loudspeak.".
Adjusting the volume
1. "CD/Multimedia", "Radio" or "Settings"
2. "Tone"
3. "Volume settings"
4. Select the desired volume setting.

5. To adjust: turn the controller.
6. To store: press the controller.
See also:
Low tire pressure message
The small warning
lamp lights up yellow
and the large warning lamp lights
up red. A message appears on the
Control Display. In addition, a signal
sounds.
▷ There is a flat tire or a ...
For 520i and 528i: Check oil
level
The concept
The oil level is monitored electronically during
driving and shown on the Control Display.
If the oil level reaches the minimum level, a
check control message is displayed.
Displayi ...
Replacing the battery
Replacing the battery
1. Take the integrated key out of the remote
control.
2. Push in the catch with the key, arrow 1.
3. Remove the cover of the battery compartment;
see arrow 2.
4. Insert ...
