Samsung Air-Conditioner Error Codes

E464 - current module overload

 

E461 - compressor does not start

 

E473 - compressor blocking

 

E466 - DC card module voltage error occurred

 

E221 - an error occurred with the outdoor temperature sensor

 

E416 - Overheating occurred

 

E251 - an error occurred with the temperature sensor

 

E468 - Error of the electric current sensor

 

E465 - compressor error

 

E237 - winding error of the temperature sensor

 

E202 - connection time (1 minute) expired

 

E458 - Fan error occurred

 

E471 - OTP error occurred

 

E467 - Compressor rotation error

 

E440 - operation condition secession Low

 

E441 - operation condition secession High

 

E469 - DC-Link error of the voltage sensor has occurred

 

E462 - I_Trip error / PFC Over current

 

E554 - there was a leak of refrigerant

 

E472 - an error occurred in the zero crossing of the AC voltage

 

E556 - Capacity Miss-match

 

E121 - the internal air temperature sensor is closed / cut off

 

E122 - the evaporator temperature sensor is closed / cut off

 

E154 - Indoor unit fan error has occurred

 

E101 - connection time (1 minute) exceeded

 

E186 - MPI error

 

Blinking of all indicators - EEPROM error (internal non-volatile memory)