Honeywell TH8321WF1001 VisionPRO 8000 Wi-Fi Programmable Touchscreen Thermostat GEOFENCE-ISSUE Error Fix: Geofencing Not Working Correctly

Error code GEOFENCE-ISSUE on the Honeywell TH8321WF1001 VisionPRO 8000 Wi-Fi Programmable Touchscreen Thermostat means: Geofencing Not Working Correctly. The geofencing feature is not detecting when occupants leave or arrive, causing the thermostat to remain in Home or Away mode incorrectly — ensure Location Services are enabled for the Honeywell Home app on all phones, verify all household members have the app installed and are part of the thermostat location group, and set the geofence radius appropriately for your neighborhood

The most successful fix is "Reset and Reconfigure Thermostat Network and Location Settings" (medium difficulty, ~30 minutes). This fix costs nothing. HomeMD has 2 community-ranked fixes for this error.

This error is rated medium severity. It should be addressed soon, but your appliance may still function in a limited capacity.

Yes — the top-ranked community fix ("Reset and Reconfigure Thermostat Network and Location Settings") is rated medium difficulty and takes about 30 minutes. Tools needed: Smartphone.

DIY cost: $0. Professional repair typically costs $120-$180. Many homeowners save money by trying the top-ranked community fix first.

The Honeywell TH8321WF1001 VisionPRO 8000 Wi-Fi Programmable Touchscreen Thermostat has 8 other known error codes, including: APP-OFFLINE (Thermostat Shows Offline in App), AUX-HEAT ("Aux Heat" Displayed), BLANK-SCREEN (Blank/Dead Display — No Power), BLOWN-FUSE (HVAC Control Board Fuse Blown), COOL-ON-FLASH ("Cool On" Flashing on Display), and 3 more.

Error code GEOFENCE-ISSUE also appears on 3 other Honeywell models: RTH9585WF Wi-Fi Color Touchscreen 7-Day Programmable Thermostat, T10 Pro Smart Thermostat with RedLINK Room Sensor, T9 Smart Thermostat with Smart Room Sensor. The fix may vary by model, so check each model's specific page for tailored repair steps.