Electrolux Air Conditioners Error Codes
Complete list of fault codes and troubleshooting guides. Use the search below to find your specific error.
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CF
Display shows CF after extended use; unit still operates.
Filter Cleaning Reminder
E0
Display shows E0, and the unit may not respond to the remote.
Indoor Unit EEPROM / Configuration Error
E1
The unit will not run; the display shows E1 shortly after power-up.
Indoor Ambient Temperature Sensor Fault
E2
The unit stops cooling and displays E2 after running for a short time.
Evaporator Coil Temperature Sensor Fault
E3
The outdoor unit does not start or stops shortly after starting; the indoor unit shows E3.
Outdoor Unit Communication Failure
E4
The unit stops and displays E4, often during heating or defrost cycles.
High-Pressure Protection / Overload Protection
E5
The unit does not start the compressor; E5 is displayed on the indoor unit.
Overcurrent Protection / Compressor Overload
E6
The indoor unit shows E6; the outdoor unit does not respond or runs erratically.
Indoor-Outdoor Communication Error / Mismatched Units
E7
The indoor unit displays E7 and may not respond to remote commands.
Indoor Fan Motor Fault / Feedback Error
E8
The unit stops and displays E8, often during cooling in very hot weather.
Low-Pressure Protection / Refrigerant System Underload
E9
The unit displays E9 and may shut down unexpectedly.
EEPROM / Memory Error on Control Board
EC
Unit displays EC and stops cooling.
Refrigerant Leak Detection / Low Refrigerant Protection
F0
Unit shows F0 and does not cool properly.
Refrigerant System Fault / Sensor-Detected Abnormality
F1
Display shows F1; the unit may run but with poor temperature control.
Indoor Ambient Sensor Out of Range
F2
Display shows F2; the unit may stop during cooling.
Evaporator Sensor Out of Range
F3
Display shows F3; the unit may stop heating or cooling.
Outdoor Ambient Temperature Sensor Fault
F4
Display shows F4; the outdoor unit may shut down.
Outdoor Condenser Coil Sensor Fault
H1
Display shows H1; the unit does not blow warm air immediately in heating mode.
Defrost / Preheating Indication (Protection Mode)
H3
The unit stops and displays H3, often during heavy load.
Compressor Overheat Protection
H5
The unit displays H5 and stops operation.
IPM / Inverter Module Protection
P0
The unit displays P0 and may not start the compressor.
DC Bus Voltage Protection
P1
The unit displays P1 and stops operation, often in dehumidify or cooling mode.
Water Tank Full / Condensate Drain Protection (Portable & Window Units)
P2
Portable AC displays P2 and stops cooling.
Bottom Tray Full / High Water Level
P4
Portable AC displays P4 and stops operation.
Overheat Protection / Exhaust Blockage (Portable Units)
Symptom
Air conditioner runs but does not cool the room effectively.
Insufficient Cooling Capacity / Performance Loss
Symptom
Burning or electrical smell from indoor or outdoor unit
Overheating Electrical Component
Symptom
Frost or ice buildup on the indoor evaporator coil
Evaporator Icing
Symptom
Indoor unit fan does not run, but display and other functions appear normal
Indoor Fan Non-Operation
Symptom
Loud humming or grinding noise from outdoor unit
Outdoor Mechanical Noise
Symptom
Loud rattling or buzzing noise from indoor unit during operation
Indoor Mechanical Noise / Vibration
Symptom
Outdoor unit covered in ice during heating mode
Defrost System Failure
Symptom
Outdoor unit fan does not run while compressor is operating
Outdoor Fan Non-Operation
Symptom
Remote control does not operate the unit reliably
Remote Communication / IR Reception Issue
Symptom
Strong musty or moldy smell when the unit starts
Biological Contamination / Mold in Evaporator and Drain
Symptom
Unit blows air but temperature is inconsistent or overshoots setpoint
Poor Temperature Regulation
Symptom
Unit does not turn on at all; no lights or display.
No Power / Dead Unit
Symptom
Unit frequently turns on and off (short cycling)
Short Cycling / Control Instability
Symptom
Unit has power but will not start cooling when commanded.
Control / Start-Up Failure
Symptom
Water dripping from the indoor unit's front panel or onto the wall.
Indoor Unit Water Leakage
Symptom
Water leaking from the outdoor unit or excessive dripping.
Outdoor Condensate / Defrost Water Management Issue
| Error Code | Symptom | Fault Type | Guide |
|---|---|---|---|
| CF |
Display shows CF after extended use; unit still operates.
|
Filter Cleaning Reminder | View Details |
| E0 |
Display shows E0, and the unit may not respond to the remote.
|
Indoor Unit EEPROM / Configuration Error | View Details |
| E1 |
The unit will not run; the display shows E1 shortly after power-up.
|
Indoor Ambient Temperature Sensor Fault | View Details |
| E2 |
The unit stops cooling and displays E2 after running for a short time.
|
Evaporator Coil Temperature Sensor Fault | View Details |
| E3 |
The outdoor unit does not start or stops shortly after starting; the indoor unit shows E3.
|
Outdoor Unit Communication Failure | View Details |
| E4 |
The unit stops and displays E4, often during heating or defrost cycles.
|
High-Pressure Protection / Overload Protection | View Details |
| E5 |
The unit does not start the compressor; E5 is displayed on the indoor unit.
|
Overcurrent Protection / Compressor Overload | View Details |
| E6 |
The indoor unit shows E6; the outdoor unit does not respond or runs erratically.
|
Indoor-Outdoor Communication Error / Mismatched Units | View Details |
| E7 |
The indoor unit displays E7 and may not respond to remote commands.
|
Indoor Fan Motor Fault / Feedback Error | View Details |
| E8 |
The unit stops and displays E8, often during cooling in very hot weather.
|
Low-Pressure Protection / Refrigerant System Underload | View Details |
| E9 |
The unit displays E9 and may shut down unexpectedly.
|
EEPROM / Memory Error on Control Board | View Details |
| EC |
Unit displays EC and stops cooling.
|
Refrigerant Leak Detection / Low Refrigerant Protection | View Details |
| F0 |
Unit shows F0 and does not cool properly.
|
Refrigerant System Fault / Sensor-Detected Abnormality | View Details |
| F1 |
Display shows F1; the unit may run but with poor temperature control.
|
Indoor Ambient Sensor Out of Range | View Details |
| F2 |
Display shows F2; the unit may stop during cooling.
|
Evaporator Sensor Out of Range | View Details |
| F3 |
Display shows F3; the unit may stop heating or cooling.
|
Outdoor Ambient Temperature Sensor Fault | View Details |
| F4 |
Display shows F4; the outdoor unit may shut down.
|
Outdoor Condenser Coil Sensor Fault | View Details |
| H1 |
Display shows H1; the unit does not blow warm air immediately in heating mode.
|
Defrost / Preheating Indication (Protection Mode) | View Details |
| H3 |
The unit stops and displays H3, often during heavy load.
|
Compressor Overheat Protection | View Details |
| H5 |
The unit displays H5 and stops operation.
|
IPM / Inverter Module Protection | View Details |
| P0 |
The unit displays P0 and may not start the compressor.
|
DC Bus Voltage Protection | View Details |
| P1 |
The unit displays P1 and stops operation, often in dehumidify or cooling mode.
|
Water Tank Full / Condensate Drain Protection (Portable & Window Units) | View Details |
| P2 |
Portable AC displays P2 and stops cooling.
|
Bottom Tray Full / High Water Level | View Details |
| P4 |
Portable AC displays P4 and stops operation.
|
Overheat Protection / Exhaust Blockage (Portable Units) | View Details |
| – |
Air conditioner runs but does not cool the room effectively.
|
Insufficient Cooling Capacity / Performance Loss | View Details |
| – |
Burning or electrical smell from indoor or outdoor unit
|
Overheating Electrical Component | View Details |
| – |
Frost or ice buildup on the indoor evaporator coil
|
Evaporator Icing | View Details |
| – |
Indoor unit fan does not run, but display and other functions appear normal
|
Indoor Fan Non-Operation | View Details |
| – |
Loud humming or grinding noise from outdoor unit
|
Outdoor Mechanical Noise | View Details |
| – |
Loud rattling or buzzing noise from indoor unit during operation
|
Indoor Mechanical Noise / Vibration | View Details |
| – |
Outdoor unit covered in ice during heating mode
|
Defrost System Failure | View Details |
| – |
Outdoor unit fan does not run while compressor is operating
|
Outdoor Fan Non-Operation | View Details |
| – |
Remote control does not operate the unit reliably
|
Remote Communication / IR Reception Issue | View Details |
| – |
Strong musty or moldy smell when the unit starts
|
Biological Contamination / Mold in Evaporator and Drain | View Details |
| – |
Unit blows air but temperature is inconsistent or overshoots setpoint
|
Poor Temperature Regulation | View Details |
| – |
Unit does not turn on at all; no lights or display.
|
No Power / Dead Unit | View Details |
| – |
Unit frequently turns on and off (short cycling)
|
Short Cycling / Control Instability | View Details |
| – |
Unit has power but will not start cooling when commanded.
|
Control / Start-Up Failure | View Details |
| – |
Water dripping from the indoor unit's front panel or onto the wall.
|
Indoor Unit Water Leakage | View Details |
| – |
Water leaking from the outdoor unit or excessive dripping.
|
Outdoor Condensate / Defrost Water Management Issue | View Details |
No matching codes found
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