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error Honeywell
Error Code INTERNAL SENSOR ERROR
There is a failure of the sensor in the thermostat.
? What Causes This
Hardware failure of the internal temperature or humidity sensor.
✓ How to Fix It
- Power cycle the thermostat.
- Ensure the thermostat is in a stable environment without extreme temperatures.
- If the error persists, contact Honeywell customer support for service.
This error code appears in:
Honeywell T10 Smart Home Thermostat