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
Perform each step sequentially and independently; all steps must be completed. If resolved, no further steps are needed:
3. If that fails to resolve the problem with no Signal after 5 minutes since toggling Bluetooth, power cycle the phone.
1. Turn Bluetooth (BLE) off/on and check Bluetooth settings
2. Open the app and wait 5 mins to reconnect with the app in the foreground 3. If that fails to resolve the problem with no Signal after 5 minutes since toggling Bluetooth, power cycle the phone.