What do I do if I receive the Sensor Failed alert?
If you are receiving a Sensor Failed Alert on your Dexcom G6 and your inserted sensor will no longer give CGM values, please remove the failed sensor.
Insert a new sensor and contact Global Technical Support for product troubleshooting and replacement inquiries
Global Technical Support
1-844-607-8398
Submit a tech support request
Available 24 hours a day; 7 days a week
1-844-607-8398
Submit a tech support request
Available 24 hours a day; 7 days a week
MAT-8222
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What does the Sensor Error alert mean?
If you are experiencing a Sensor Error alert and are not getting Dexcom G6 readings, it means the sensor is temporarily unable to measure the glucose or your components are not communicating.
Why did my Dexcom G7 sensor fail?
Are you having issues with your CGM sensor or has your Dexcom G7 sensor failed? Try these tips to fix brief sensor issues and prevent future sensor failure.