General settings
AT A GLANCE
▷ It may not be possible to transmit contacts
from social networks.
Frequently Asked Questions
All requirements are met and all required steps
were completed in the specified order. Despite
that, the mobile device does not function as ex‐
pected.
▷ The number of phone book entries to be
stored is too high.
▷ Data volume of the contact too large, for in‐
stance due to stored information such as
notes.
In this case, the following explanations can help:
Why could the mobile phone not be paired or
connected?
Reduce the data volume of the contact.
▷ A mobile phone can only be connected as
audio source or as telephone.
▷ There are too many Bluetooth devices con‐
nected to the mobile phone or vehicle.
Configure the mobile phone and connect it
with the telephone or additional phone func‐
tion.
In the vehicle, delete Bluetooth connections
with other devices.
Delete all known Bluetooth connections from
the device list on the mobile phone and start
a new device search.
How can the phone connection quality be im‐
proved?
▷ The strength of the Bluetooth signal on the
mobile phone can be adjusted, depending on
the mobile phone.
▷ The mobile phone is in power-save mode or
has only a limited remaining battery life.
Charge the mobile phone.
▷ Insert the mobile phone into the snap-in
adapter or place it in the area of the center
console.
Why does the mobile phone no longer react?
▷ The applications on the mobile phone do not
function anymore.
▷ Adjust the volume of the microphone and
loudspeakers separately.
Switch the mobile phone off and on again.
▷ Too high or too low ambient temperatures for
mobile phone operation.
If all points in this list have been checked and the
required function is still not available, contact the
hotline, a dealer’s service center or another quali‐
fied service center or repair shop.
Do not subject the mobile phone to extreme
ambient temperatures.
Why can phone functions not be used via iDrive?
USB connection
General information
▷ The mobile phone may not be properly con‐
figured, for instance as Bluetooth audio de‐
vice.
Mobile devices with a USB port are connected to
the USB interface.
Connect the mobile phone with the tele‐
phone or additional phone function.
▷ Mobile phones.
Why are no or not all phone book entries dis‐
played or why are they incomplete?
The snap-in adapter features a separate USB
port that is automatically connected when a
compatible mobile phone is inserted.
▷ Transmission of the phone book entries is
not yet complete.
▷ Audio devices with USB port, for instance
MP3 players.
▷ It is possible that only the phone book entries
of the mobile phone or the SIM card are
transmitted.
▷ USB storage devices.
▷ It may not be possible to display phone book
entries with special characters.
Common file systems are supported. FAT32
and exFAT are the recommended formats.
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