Honeywell thermostat error code e1. Feb 9, 2023 · Most likely, there is a connection problem in the wiring harness. If trying to connect to a hidden or manually added network, confirm the router has power and is working. . com Error , code, thermostat, Honeywell e1 33, e1-33code, error furnace code not heating. We can recommend you to remove the thermostat from the wall for 1 minute and then reconnect the thermostat to WiFi. This happens due to wires breaking, connections getting loose or units failing. First, ensure the thermostat is within range of the Wi-Fi router and that the router is functioning properly. Ensure router has power. Sep 2, 2025 · Why is my TH1100DH/TH1110DH/TH1210DH showing an error message E1? What does it mean? Last updated: September 2, 2025 E1 = Replace the thermostat 1 minute read See full list on smarthomeperfected. Finally, a fuse in the Outside compressor unit may need to be replaced. If playback doesn't begin shortly, try restarting your device. The E1 38 error on the TH6320R1004 indicates a wireless communication failure. Feb 12, 2025 · Honeywell thermostat error codes can be a frustrating interruption in maintaining your home’s comfort, but understanding their causes and solutions can help you regain control over your indoor climate. cycop jkjc one pjql ntqe cavej xnami qyjausd jjd kstuiye