Knowledge base
Samsung fault codes
EHS • ClimateHub
Samsung EHS and ClimateHub fault-code hub. E101 (indoor/outdoor communication) and E554 (Smart Install refrigerant leak detection) with wiring checks, leak search procedures and AskMarcel-sourced guidance.
Samsung fault codes by product family
A code can mean different things depending on the range: open the sheet for the exact model.
E554 • WindFree / EHS
Fault code E554 Samsung: Refrigerant leak (Smart Install)
The E554 code often appears during commissioning (Smart Install) or in operation if a significant leak has occurred. The system detects an inconsistency between compressor power and the temperature achieved.
E101 • WindFree / EHS / DVM
Fault Code E101 Samsung: Communication Fault (Indoor/Outdoor)
Code E101 (sometimes displayed as E1-01) is one of the most common. It indicates that the indoor unit has not received a response from the outdoor unit for more than 2 minutes. This is a serial link fault.
E154 • Free Joint Multi (supported models)
Samsung E154: indoor fan fault on supported models
In Samsung Free Joint Multi documentation for Europe, E154 indicates an indoor fan fault. The code alone does not prove that the fan motor needs replacing.