Samsung air conditioners can malfunction from time to time as conditioners of other brands do. It’s a normal thing, because you deal with the technological stuff made by human. When facing the issue don’t panic and turn to the manual attached here. It’s going to become a great help for the productive repair without calling the service. It has already helped to a lot of customers.
Samsung SC09ZAB Air Conditioner Fault Codes
Error codes | Description |
---|---|
Ch | Prohibit starting during operation of the Crack case heater |
E108 | Error due to repeated communication address |
E121 | Error on room temperature sensor of indoor unit (Short or Open) |
E122 | Error on EVA IN sensor of indoor unit (Short or Open) |
E123 | Error on EVA OUT sensor of indoor unit (Short or Open) |
E124 | Communication error sends from indoor unit |
E128 | Indoor unit EVA IN sensor breakaway |
E129 | Indoor unit EVA OUT sensor breakaway |
E131 | Indoor unit heater sensor error |
E151 | Indoor unit EEV open failure(When 2* detection) |
E152 | Indoor unit EEV close failure(When 2“ detection) |
E153 | Indoor unit floating S/V error(When 2“ detection) |
E154 | Indoor unit fan error |
E162 | Outdoor unit EEPROM error |
E198 | Error on thermal fuse of indoor unit (Open) |
E201 | Communication error between indoor unit and outdoor unit (Pre tracking failure or when actual number of indoor units are different from the indoor unit quantity setting on the outdoor unit) Error due to communication tracking failure after initial power supply (The error occurs with the failure regardless of the number of devices) |
E202 | Communication error between indoor and outdoor unit (When not received in every room after completing the tracking) |
E203 | Communication error between outdoor unit inv - main micom (For PF #4~#6 controller, error will be determined from the time when compressor turns on) |
E221 | Error on outdoor temperature sensor (Short or Open) |
E231 | Error on outdoor COND OUT sensor (Short or Open) |
E241 | COND OUT sensor breakaway |
E251 | Digital comp.1 discharge temperature sensor(Short or Open) |
E256 | Fixed comp.1 discharge temperature sensor(Short or Open) |
E257 | Fixed comp.2 discharge temperature sensor(Short or Open) |
E258 | Fixed comp.3 discharge temperature sensor(Short or Open) |
E262 | Fixed compl Discharge temperature sensor breakaway |
E263 | Fixed comp2 Discharge temperature sensor breakaway |
E264 | Fixed comp3 Discharge temperature sensor breakaway |
E265 | Digital compl Sump temperature sensor breakaway. Fixed compl Sump temperature sensor breakaway |
E267 | Fixed comp2 Sump temperature sensor breakaway |
E268 | Fixed comp3 Sump temperature sensor breakaway |
E269 | Suction temperature sensor breakaway |
E271 | Comp.1 Sump temperature sensor(Short or Open) |
E291 | High pressure sensor(Short or Open) |
E296 | Low pressure sensor(Short or Open) |
E307 | Oil balance sensorl (Short or Open) |
E308 | Suction sensor(Short or Open) |
E311 | Double pipe sensor(Short or Open) |
E320 | Error on OLP sensor (Short or Open) |
E403 | Compressor down due to freeze protection control |
E404 | System stop due to overload protection control |
E407 | Comp, down by high pressure |
E410 | Comp, down by low pressure |
E413 | Comp, down by the sump protection control |
E416 | Comp, down by the discharge temperature sensor |
E422 | Blockage detected on high pressure pipe |
E425 | Reverse phase or open phase |
E428 | Comp down by compression ratio control |
E431 | Equal oil valve 1 self diagnosis |
E440 | Heating operation restricted at outdoor temperature over TheatJiigh value (default: 30 °C) |
E441 | Cooling operation restricted at outdoor temperature below Tcooljow value (default 0°Q |
E442 | Forbid an operation during heat mode with refrigerant charging operation when outdoor temperature is over 15°C |
E443 | Start prohibition by refrigerant pressure error |
E452 | Instant power off error |
E453 | Fan motor hicfi temperature error |
E454 | Fan motor RPM error |
E455 | Fan motor IPM high temperature error |
E456 | Fan motor over current error |
E457 | Fan motor reverse rotation error |
E458 | Fan speed error |
E461 | Error due to operation failure of inverter compressor |
E461 | CTJow current |
E462 | System stop due to full current control |
E463 | System stop due to OLP temperature control |
E464 | System stop due to DC Peak |
E465 | Compressor overload prevention |
E466 | DC-Link voltage under/over error |
E467 | Error due to abnormal rotation of the compressor or unconnected wire of compressor |
E468 | Error on current sensor (Short or Open) |
E469 | Error on DC-Link voltage sensor (Short or Open) |
E470 | Outdoor unit EEPROM Read/Write error (Option) |
E471 | Outdoor unit EEPROM Read/Write error (H/W) |
E472 | AC Line Zero Cross Signal out |
E473 | Comp Lock error |
E474 | Error on IPM Heat Sink sensor of inverter 1 (Short or Open) |
E475 | Error of inverter fan 2 |
E484 | PFC Overload (Over current) Error |
E485 | Error on input current sensor of inverter 1 (Short or Open) |
E500 | IPM over heat error on inverter 1 |
E508 | Smart install is not installed |
E554 | Gas leak detected |
E556 | Error due to mismatching capacity of indoor and outdoor unit |
E557 | DPM remote controller option error |
E560 | Switch option setting error(rvot applied) |
E590 | Inverter EEPROM Checksum error |
E660 | Error of inverter Boot Code |
P701 | Indoor unit floating S/V error(When 1“ detection) |
P702 | Indoor unit EEV close failure(When 1“ detection) |
P703 | Indoor unit EEV open failure(When 1“ detection) |
Samsung AQ09FCMID Air Conditioner Fault Codes
Error Code | Meaning | Checking Area |
---|---|---|
E01 | Indoor unit room thermistor error | • Indoor unit thermistor available or not and disconnected |
• Indoor unit PCB | ||
E05 | Indoor unit pipe thermistor error | • Indoor unit pipe thermistor |
• Indoor unit PCB | ||
E06 | Outdoor unit thermistor error | • Outdoor unit thermistor |
• Outdoor unit PCB | ||
E09 | Float switch open error | • Drain pump, float switch |
• Drain system | ||
• Dip SW2 of indoor unit main PCB (If the drain pump is not installed, SW2 and SW4 shall be at the Off position.) | ||
OA | Indoor unit → outdoor unit communicating error | • Indoor unit → outdoor unit communicating error |
• Indoor unit → outdoor unit communicating cable | ||
• Indoor unit PCB. Outdoor unit PCB | ||
OC | Wired remote controller → indoor unit communication error | • Wired remote controller → indoor unit communication cable |
• Indoor unit main PCB | ||
OD | Outdoor unit pipe thermistor error | • Outdoor unit pipe thermistor |
• Outdoor unit PCB |
Samsung AS12HM3 Air Conditioner Fault Codes
Checkpoint | TIMER | STD | NATURE | POWER | SAVING | SILENCE |
---|---|---|---|---|---|---|
Indoor unit room temperature sensor error (open or short) | ☼ | |||||
Indoor unit heat exchanger temperature sensor error open or short) | ☼ | ☼ | ||||
Indoor fan mal function | ☼ | |||||
EEPROM error | ☼ | ☼ | ☼ | |||
Option error(option wasn't set up or option data error) | ☼ | ☼ | ☼ | ☼ | ☼ | ☼ |
Samsung AW09P1B Air Conditioner Fault Codes
Error code | Description |
---|---|
E-101 | Communication error r indoor unit. It displays when the indoor unit receives no data from ttie outdoor unit. |
E-102 | Commutation error between indoor and outdoor unit It displays in indoor unit |
E-121 | Room temperature sensor of indoor unit (Open or Short) |
E-122 | Eva_in temperature sensor of indoor unit. (Open or Short) |
E-123 | Eva_out temperature sensor of indoor unit (Open or Short) |
E-124 | Commutation error between indoor and outdoor unit. It displays in outdoor unit. |
E-125 | Mid 2 temperature sensor of indoor unit. (Open or Short) |
E-128 | Eva_in temperature sensor Is detached from evajn pipe of Indoor unit. |
E-129 | Eva_out temperature sensor is detached from eva_out pipe of indoor unit. |
E-130 | Eva_in and eva_out temperature sensors are detached from Eva_in and out pipes of indoor unit at the same time. |
E-137 | VOC sensor of ERV product. (Open or Short) |
E-138 | Gas sensor of ERV product (Open or Short) |
E-139 | CQ> sensor of ERV product (Open or Short) |
E-151 | EEV opening error of indoor unit (2'” detection) |
E-152 | EEV closing error of indoor unit (2^ detection) |
E-153 | Floating switch error of indoor unit (2™ detection) |
E-154 | RPM feed back error of indoor unit. |
E-155 | RPM feed back error of indoor unit (The second motor of indoor unit) |
E-161 | Mixed operation mode of indoor units. It occurs when outdoor unit is operating or going to operate in cooling mode (or heating mode) and then other indoor unit is going to operate in heating mode (or cooing mode). |
E-162 | EEPROM error of MICOM. (Physical damage) |
E-163 | Option code error of indoor unit's EEPROM. |
E-167 | Option setting error of indoor unit’s dip switch. |
E-170 | Temperature setting error for USA market product. (Mixed setting -with Celsius and Fahrenheit temperature) |
E-180 | Opening error of cooling aid heating solenoid valve simultaneously in MCU (1 3 detection) |
E-181 | Opening error of cooling and heating solenoid valve simultaneously in MCU (2* detection) |
E-185 | Cross wiring error between communication and power of indoor unit |
E-190 | No matching between indoor unit's address and Eva_in sensor checking operation. |
E-191 | No matching between indoor unit's address and eva_out sensor r pipe checking operation. |
E-199 | It displays when pipe checking operation is not operated. |
Samsung CH052EZMC Air Conditioner Fault Codes
Yellow LED | Green LED | Red LED | Explanation |
---|---|---|---|
○ | ○ | ○ | Power off/VDD NG |
○ | ○ | ☼ | IPM Over Current |
○ | ○ | ● | Abnormal Serial communication |
○ | ☼ | ○ | Compressor Starting error |
○ | ☼ | ● | Normal Operation |
○ | ● | ○ | Compressor Lock error |
○ | ● | ☼ | DC-Unk voltage under/over error |
☼ | ○ | ☼ | Outdoor temperature sensor error |
☼ | ○ | ● | Discharge over temperature |
☼ | ☼ | ○ | Discharge temperature sensor error |
☼ | ☼ | ● | Current sensor error |
☼ | ● | ○ | Compressor limit error |
☼ | ● | ☼ | Coil temperature sensor error |
☼ | ● | ● | 1 min. Time out Communication |
● | ○ | ○ | Fan error |
● | ○ | ☼ | OTP error |
● | ○ | ● | Compressor rotation error |
● | ☼ | ○ | Operation condition secession(Dual only) |
● | ☼ | ☼ | DC-Unk voltage sensor error |
● | ☼ | ● | l_Trip error / PFC Over current |
● | ● | ○ | GAS Leak error |
● | ● | ☼ | AC Line Zero Cross Signal out |
● | ● | ● | Power ON reset(1 sec) |
☼ | ○ | ○ | Capacity miss match |
Samsung DH070EZM Air Conditioner Fault Codes
Error Code | Meaning | Checking area |
---|---|---|
*1 | Indoor unit thermistor sensor error | ♦ Indoor unit thermistor sensor |
♦ PCB of the indoor unit | ||
*5 | Indoor unit pipe sensor error | ♦ Indoor unit pipe sensor |
♦ PCB of the indoor unit | ||
*6 | Outdoor unit thermistor sensor error | ♦ Outdoor unit thermistor sensor |
♦ PCB of the outdoor unit | ||
*9 | Float switch error | ♦ Drain pump, Float switch |
♦ Drain system | ||
♦ DIP switch(SW2) of the indoor unit | ||
*A | A Indoor and Outdoor communication error | ♦ Communication cables of indoor and outdoor units |
♦ PCB of indoor and outdoor units | ||
*C | Wired remote controller communication error | ♦ Wired remote controller cables. Wired remote controller |
♦ Main/Sub PCB of the indoor unit | ||
*D | Outdoor pipe sensor error | ♦ Outdoor pipe sensor |
♦ PCB of the outdoor unit | ||
*L | Three phase power incorrect connecting error(ln case of three phase power models) | ♦ Three phase power connecting |
♦ PCB of the outdoor unit |
Samsung HH140EZM Air Conditioner Fault Codes
Error | Cause |
---|---|
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 |
Samsung SH07APG Air Conditioner Fault Codes
Error Mode | OPERATION | TIMER | TURBO | Display |
---|---|---|---|---|
Indoor unit room temperature sensor error (open or short) | ☼ | E 1 | ||
Indoor unit heat exchanger temperature sensor error (open or short) | ☼ | ☼ | F 2 | |
Indoor fan motor malfunction | ☼ | ☼ | E 3 | |
EEPROM error | ☼ | ☼ | E 6 | |
Option error | ☼ | ☼ | ☼ | Display Flickering |
(option wasn't set up or option data error) |
Samsung SH18ZKO Air Conditioner Fault Codes
Operation LED lamp display | Defrost LED lamp display | Timer LED lamp display | Filter LED lamp display | Abnormal conditions |
---|---|---|---|---|
☼ | X | X | X | Power reset |
X | ☼ | X | X | Error of temperature sensor in the indoor unit (Open/Short) |
☼ | ☼ | X | X | Error of heat exchanger sensor in the indoor unit (Open/Short) |
X | X | ☼ | X | Error of fan motor in the indoor unit |
☼ | X | ☼ | X | Error of the outdoor temperature sensor Error of the condensor temperature sensor Error of the discharge temperature sensor |
X | ☼ | ☼ | X | No communication for 2 minutes between indoor and outdoor unit (communication error for more than 2minutes) |
X | ☼ | ☼ | ☼ | Error of outdoor unit |
X | X | ☼ | ☼ | Detection of the float switch |
☼ | ☼ | ☼ | X | EEPROM error |
☼ | ☼ | ☼ | ☼ | EEPROM option error |
☼ | X | X | ☼ | Motion detect sensor error |
X | X | X | ☼ | Mixed operation error |