Samsung

Samsung Self-diagnostic Malfunction (Error) Codes

Malfunction Code	Content of Abnormality	Notes
101	DVM,DPM,DVS:Outdoor Unit Communication Error (Indoor unit can’t receive communication) SINGLE: Indoor Unit Panel - Main communication error
102	Outdoor Unit to Indoor Unit communication error
103	Communication Error Between Indoor Unit Panel and Main
104	Communication Error
105	Communication Error in between sensing space module and Indoor unit
106	Communication Error Between LCD and Panel
107	Communication Error Between LCD Outdoor Unit
108	Error due to repeated address setting (When 2 or more devices has same address within the network)
109	Communication error - indoor address is not completed. Check communication wire between indoor and outdoor, outdoor unit quantity, indoor address setting status.
121	Error of ROOM Temperature Sensor in Indoor unit short/open
122	Error of Evaporator_in Sensor of Indoor unit short/open
123	Error of Evaporator_out Sensor of Indoor unit short/open
124	Indoor Unit Communication Error (Indoor Unit / Outdoor Unit Communication Error displayed in Outdoor unit)
125	Eva_mid2 Sensor of Indoor unit short/open
127	Indoor Temperature (Suction Temperature) Sensor breakaway Error
128	Breakaway of Indoor unit Evaporator_in Sensor
129	Breakaway of Indoor unit Evaporator_out Sensor
130	Breakaway of evaporator in and evaporator out sensors in indoor unit at the same time
131	Sub(Electronic) Heater Sensor 1 Error
132	Sub(Electronic) Heater Sensor 2 Error
133	Sub(Electronic) Heater Sensor 3 Error
134	Shutter Sensor Error (In case of model which have two shutter, upper Error : Aurora)
135	Perfect Fan Sensor Error
136	Shutter Sensor Error (In case, model which have two shutter Error in bottom : Aurora)	Aurora Bottom Sensor
137	VOC SENSOR OPEN/SHORT ERROR
138	GAS SENSOR OPEN/SHORT ERROR
139	ERV CO2 SENSOR OPEN/SHORT ERROR
140	Indoor Dust sensor Error
141
142
143
144
145
146
147
148
149
150
131
132
133
134
135
136
137
138
139
140