
Display
What It May Mean
What To Do
Glucose
Reading
Unavailable
Sensor is unable to
provide a glucose
reading. If using the
Reader, this may
mean your Sensor is
too hot or cold.
Scan again in a few minutes.
If using the Reader, move to a
location where the temperature
is appropriate.
Sensor
Already in
Use
The Sensor was
started by another
device.
Both the Reader and App can
only be used with a Sensor that
it started. Scan the Sensor again
with the device that started
it. Or, apply and start a new
Sensor.
Check Sensor The Sensor tip may
not be under your
skin.
Try to start your Sensor again. If
you see “Check Sensor” again,
your Sensor was not applied
properly. Apply and start a new
Sensor.
Customer Service: 1-855-632-8658 7 Days a Week from 8AM to 8PM Eastern Standard Time.
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