
Hisense Error Code F1
Common error codes

Error Code F1 – Indoor Temperature Sensor Fault
If your Hisense unit displays F1, it usually points to an indoor temperature sensor issue. This can cause poor temperature control, cycling problems, or shutdown.
✅ Hycool Air Conditioning Sydney can test and replace Hisense sensors and restore stable operation. If F1 appears, call Hycool now.