Ford SYNC 3 Supplement Manual page 107

Issue
The file format is not
supported by SYNC 3.
The device needs to be
re-indexed.
The device has a lock
screen enabled.
When I connect
my device, I
sometimes do This is a device limitation.
not hear any
sound.
MKC (TME) , enUSA, Edition date: 01/2016, Second Printing
SYNC 3
USB and Bluetooth Stereo issues
Possible cause
104
Possible solution
Convert the file to a supported format. See
Entertainment (page 27).
Perform a master reset. See Settings
(page 85).
Make sure your device is unlocked before
connecting it to SYNC 3.
Disconnect the device from SYNC 3. Try
switching your device off, resetting it or
removing the battery, then connect it back
to SYNC 3.
To listen to Apple devices through USB,
select AirPlay from the devices Control
Center, then select Dock Connector.
To listen to Apple devices through
Bluetooth Stereo, select AirPlay from the
devices Control Center, then select SYNC.