Samsung AC CF Code — Filter Cleaning Reminder (Not an Error)
On a Samsung AC, CF is not an error — it is a filter-cleaning reminder. Clean the indoor air filter and the code clears.
Samsung Air Conditioner Error Codes
Every Samsung Air Conditioner code we cover — tap a code for the full fix.
Samsung AC dF Code — Defrost Mode Explained (Normal Behaviour)
dF on a Samsung AC means the unit is in defrost mode — normal in heating. It pauses briefly to melt frost on the outdoor…
Samsung AC E1 Error — Room Temperature Sensor Fault & How to Fix It
On a Samsung air conditioner, E1 means the indoor room temperature sensor (thermistor) is shorted, open or defective. Th…
Samsung AC E101 Error — Indoor Communication Failure Fix
E101 on a Samsung AC means the indoor unit lost communication — usually a loose connection or damaged cable around the i…
Samsung AC E102 Error — Outdoor Communication Fault Solved
E102 on a Samsung AC means faulty communication at the outdoor unit — commonly a loose connection between indoor and out…
Samsung AC E4 Error — Outdoor Discharge Pipe Overheating & Solution
E4 on a Samsung AC means the outdoor discharge pipe temperature is too high. The unit shuts down to protect the compress…
Samsung AC E5 Error — Indoor Heat Exchanger Sensor Problem & Fix
E5 on a Samsung AC means the indoor heat exchanger sensor is open or short. The sensor usually needs inspection or repla…
Samsung AC E6 Error — Outdoor Heat Exchanger Sensor Fault Explained
E6 on a Samsung AC indicates a defective outdoor heat exchanger sensor (open or short). The sensor needs checking or rep…
Samsung AC E7 Error — Heater Temperature Sensor Fault & Fix
E7 on a Samsung AC means the heater temperature sensor is open or short, so it cannot read the heat exchanger surface te…