001 No Initial Calibration
012 Inaccurate CGM Values
013 Sensor Fail During Warmup
042 ???, No Readings, Sensor-Error, Wait up to 3 hours for over 1 hour
071 Sensor Fail After Warmup
089 Low Transmitter Battery Alert
090 Transmitter Failed Error
112 Calibration Error
113 Pairing Failed
115 Signal Loss Over 1 Hour
116 New Sensor Inserted, but Displays No Restarts
120 App Crash Alert
122 Signal Loss Equal to or Under 1 Hour
123 Early Sensor Expiration
5016 Bluetooth connection between Transmitter and Mobile App Issue
5018 CGM App and OS Incompatible Due to Unsupported OS Update on Smart Device
5019 Adjusting Clock Message
5021 Available Storage on Your Smart Device Is Full Alert
5024 Unexpected CGM app shut off
Transmitter not communicating for
greater than an hour
Ensure the app has been open (not swipe killed), and in the forefront for a minimum of 5 mins to allow Bluetooth (BLE) to connect. Ask the patient to open the Dexcom app on the phone and ask what they see?
If they have Signal Loss, ask them to keep the app open for at least 5 min. If they are talking to you on the same phone, verify they are not using a Bluetooth headset or Bluetooth car system.
Ensure the app has been open (not swipe killed), and in the forefront for a minimum of 5 mins to allow Bluetooth (BLE) to connect. Ask the patient to open the Dexcom app on the phone and ask what they see?
If they have Signal Loss, ask them to keep the app open for at least 5 min. If they are talking to you on the same phone, verify they are not using a Bluetooth headset or Bluetooth car system.