27 Electrolux AC error codes + troubleshooting

Electrolux is the 2nd most sold air conditioner manufacturing company in the world, standing just behind the mega-giant Whirlpool. It has gained its reputation and huge customer market because of its quality and high-tech features that can make your life way easier than just providing cooling.

An error code is displayed to warn you about an issue in your system. We have gathered all the error codes along with their causes and solutions for your convenience. Always seek professional help whenever needed.

Electrolux air conditioner error code E1

Causes:

1. There are some issues with the functioning of the room temperature sensor.
2. The wiring and connections in the sensor are damaged or loose.
3. The main PCB is malfunctioning.

Solutions:

1. Check the resistance of the sensor. If it’s weak or not compatible, replace it with a stronger one.
2. Check the sensor and make sure it is adjusted in the right way and connected correctly to the main PCB.
3. Check for any issues in the wiring and connections. Repair or replace the wires if loose or damaged.
4. Check the sensor and if it’s malfunctioning, replace it with a new one.
5. If you are still getting the error, check the main PCB for any issues. Replace it if it is defective.

Electrolux air conditioner error code E2

Causes:

1. The system has entered into protection mode against freezing or defrosting.
2. There is clogging of dirt or debris in the cooling coils, condenser, blower, or air filters.
3. The refrigerant level of the air conditioner is low.
4. The fan of the air conditioner is not working well.

Solutions:

1. Let the unit work for a few minutes because this error will be taken down once the defrosting process is completed.
2. Check the condenser, cooling coils, and blowers for any clogged-up dirt or dust. Clean the components to remove blockages.
3. Check the refrigerant level. Contact the engineer to refill it with the required amount if it is low.
4. Check the fan of the air conditioner. Make sure it is running smoothly and at high speed. Repair or replace it if it is defective.

Electrolux air conditioner error code E3

Causes:

1. The refrigerant gas is blocked in the system.
2. The refrigerant gas is being leaked.
3. The refrigerant level is low.

Solutions:

1. Clean all the condenser coils and related components that contain refrigerant. Ensure a clogging-free passage for the gas.
2. Look through the pipings and coils for any leakages. Seek professional help for immediate repairing of leaks.
3. Get a gas refill if the refrigerant level is low in the system.

Electrolux air conditioner error code E4

Causes:

1. The system is under protection mode against the compressor exhausting high temperature.
2. Indoor air filters and heat exchangers are clogged or dirty.
3. The exhausting temperature sensor on the compressor is malfunctioning. 

Solutions:

1. Clean the air filters and heat exchangers to remove dirt covering the components. Remove if something is stuck in the competent and causing blockages.
2. Inspect the discharge or exhausting temperature sensor and replace it if it is defective.
3. Check the main PCB and replace it if it is malfunctioning. 

Electrolux air conditioner error code E5

Causes:

1. The AC is being supplied over-current.
2. The system has entered the over-current protection mode to prevent any damage to the AC.

Solutions:

1. Check for any issues or uninsulated areas in the main power cord. Repair the damaged wire and make sure the cord is plugged in all the way.
2. Check the main circuit capacitor of the AC compressor. If it allows conductivity or has some issues, repair or replace it as required.
3. Check for any malfunctions in the power transistor of the AC compressor. Repair or replace it if it is defective.
4. Inspect the power supply and repair itif it’s defective.
5. If the error persists, check the main PCB. Replace it if it is faulty or malfunctioning.

Electrolux air conditioner error code E6, LP

Causes:

1. The indoor and outdoor units of the air conditioner are unable to communicate with each other.
2. Some issues with the wiring and connections between the two units.
3. The main PCB or either unit is not functioning properly.

Solutions:

1. Turn OFF the AC for 1-3 minutes. Restart it again to see if the error resolves.
2. Check and repair the communication wire between the indoor unit and the outdoor unit if it is defective.
3. Repair the broken, burned, or loose wiring and connections between the main PCB and communication signal receiver.
4. Seek the help of a local technician to check for any issues in the main PCB of both units. Repair or replace it if it is malfunctioning.

Electrolux air conditioner error code E8, H4, EU

Causes:

1. The unit has been running at a high environmental temperature for a long time.

Solutions:

1. Check the ambient temperature and ensure it stays below 90°F. Give rest to the system if the temperature is above this normal limit.
2. Check the ambient temperature sensor and replace it if it is malfunctioning.
3. Clean the air filters, air inlets, and exhaust ports to remove debris or other obstructions.

Electrolux air conditioner error code EE

Causes:

1. The EEPROM chip is defective.
2. The EEPROM has been erased or instructions are not on the chip.
3. The EEPROM chip is broken or damaged.

Solutions:

1. Check for any issues in the EEPROM. Replace the whole control board or main PCB if it is defective.
2. With the help of a professional engineer, check the program and instructions on the EEPROM. Reprogram the EEPROM and upload the instructions if it is empty.
3. Check the main PCB (Printed Circuit Board) for any issues or malfunctioning. Repair or replace it if required.

Electrolux air conditioner error code F0

Causes:

1. The refriegnenet subatsabces is accumaataiing.
2. The refrigerant level is low in the system.

Solutions:

1. Check the refrigerant level and if it is low, seek professional help for a gas refill.
2. Contact an HVAC engineer to inspect the refrigerant system and ensure it is not clogged or has any obstructions.

Electrolux air conditioner error code F1

Causes:

1. The room sensor of the air conditioner is not working properly.
2. There is an open or short circuit in the sensor.
3. The main PCB of the indoor unit is defective.

Solutions:

1. Try the exact solutions suggested for the Electrolux air conditioner “Error Code E1”.

Electrolux air conditioner error code F2

Causes:

1. The pipe sensor of the indoor unit is malfunctioning.
2. The indoor unit pipe sensor is subjected to an open or short circuit.

Solutions:

1. Try the exact solutions suggested for the Electrolux air conditioner “Error Code E1”.

Electrolux air conditioner error code F3

Causes:

1. The sensor of the outdoor unit is not working well.
2. There is an open or short circuit in the outdoor unit sensor.

Solutions:

1. Try the exact solutions suggested for the Electrolux air conditioner “Error Code E1”.

Electrolux air conditioner error code F4

Causes:

1. There are some issues with the functioning of the outdoor unit pipe sensor.
2. The outdoor unit pipe sensor has an open or short circuit.

Solutions:

1. Try the exact solutions suggested for the Electrolux air conditioner “Error Code E1”.

Electrolux air conditioner error code F5

Causes:

1. The discharge sensor of the air conditioner has some malfunctions.
2. There is an open or short circuit in the discharge sensor.

Solutions:

1. Try the exact solutions suggested for the Electrolux air conditioner “Error Code E1”.

Electrolux air conditioner error code F6

Causes:

1. The system is overloading.
2. There is a sudden drop in the frequency or voltages of the system.

Solutions:

1. Turn OFF the system and look through the power cords and main wires of the system. Do repairs as needed.
2. Contact an authorized technician or an electrician to inspect the system and fix the voltage supply.

Electrolux air conditioner error code F8

Causes:

1. The system has detected an overcurrent or collapse limit.

Solutions:

1. Turn OFF the system and check the fuses. Replace the fuses if they are blown away.
2. Check the wire harness and do repairs where needed.
3. Check the circuit breakers and reset them if they were tripped.
4. Check the power supply and if it is malfunctioning. Repair or replace it after a talk with a technician.
5. Check the main PCB and replace it if it is defective.

Electrolux air conditioner error code F9

Causes:

1. The discharge temperature is exceeding the normal limit.
2. The discharge temperature sensor is malfunctioning.

Solutions:

1. Turn OFF the AC unit and give it some rest. It was operating for a long time.
2. Clean the exhaust ports, evaporator, and air filter to remove dirt and obstructions.
3. Repair the damaged or loose wire harness of the discharge temperature sensor.
4. Replace the discharge temperature sensor if it is defective.

Electrolux air conditioner error code FH

Causes:

1. The environmental temperature is below the 60°F limit.
2. There is icing on the condenser coils interrupting the normal functioning.

Solutions:

1. Turn OFF the system and wait for the icing on the coils to melt down.
2. Run the fan at full speed for some time.
3. Ensure proper airflow to the system so that the moisture on coil downs turns into solid ice.

Electrolux air conditioner error code H1

Causes:

1. The system is in defrost mode.
2. Cooling coils, condensers, blowers, or other components are clogged up with dirt or dust.
3. The refrigerant level is low.
4. The fan of the air conditioner has some issues with its functioning.

Solutions:

1. Try the exact solutions suggested for the Electrolux air conditioner “Error Code E2”.

Electrolux air conditioner error code H3

Causes:

1. The system has initiated the overload protection mode against the compressor.
2. The air conditioner is subjected to too much load.

Solutions:

1. Energize the air conditioner multiple times by turning it ON and OFF until the overload protection mode deactivates.
2. Check the voltages and ensure proper supply if they are low.
3. Repair the wire harness if it is loose or damaged.
4. Turn OFF the system and give it proper rest if it was operating for a long time under extreme heat.
5. Check the power supply and main PCB for issues. Repair or replace the components as needed.

Electrolux air conditioner error code H5

Causes:

1. The protection mode for the IPM module has been activated.

Solutions:

1. Turn OFF the unit for a few minutes and restart it again to see if the error goes down.
2. Check the main power cord, power supply, and voltage with the help of the meter. Ensure a stable supply of voltage.
3. Check for any issues in the wiring and connections of the IPM module and the sensor. Repair or replace the defective harness as needed.
4. If the error remains, check the main PCB as it can be faulty. Replace it if it is defective.

Electrolux air conditioner error code H6

Causes:

1. The PCB is getting no response from the cooling fan motor.

Solutions:

1. The signal-receiving scenario between the main PCB and the cooling fan motor is defective. Seek professional help for repairing.
2. Check the wire harness and repair the damaged wires and loose connectors.
3. Inspect the main PCB and replace it if it is malfunctioning.

Electrolux air conditioner error code HC

Causes:

1. The PFC (Power Factor Correction) has some problems in functioning.
2. PFC protection mode has been activated.

Solutions:

1. Check the PFC module for any issues. Make sure it is positioned correctly at its particular place and connected tightly.
2. Check the PFC sensor for any issues. Repair or replace it if it is faulty.
3. Contact the HVAC engineer to check the mainboard for any issues and replace it if it is defective.

Electrolux air conditioner error code L3

Causes:

1. The outdoor unit fan motor is unable to perform its function.
2. There are some issues with the fan motor signal.
3. The wiring and connections in the fan motor are damaged.
4. The fan motor of the outdoor unit is itself faulty.

Solutions:

1. Check for any broken or burned wiring and connections between the power supply and the main PCB for the fan motor. Repair or replace the defective areas as needed.
2. Check for any issues in the fan motor drivers. Replace them if they are defective.
3. Check the main PCB of the air conditioner as it can be defective and needs replacement.
4. If the error remains, check the fan motor as it can be faulty. Replace it if it is defective.

Electrolux air conditioner error code LU

Causes:

1. The system is giving a power warning.
2. Power is cut.
3. Voltage is less than required.

Solutions:

1. Check fuses, circuit breakers, and power cords and fix them as needed.
2. Ensure that the power cord is properly plugged into the wall outlet.
3. Contact a technician or an electrician to inspect the system and fix it accordingly.

Electrolux air conditioner error code P0, P1, P2, P3

Causes:

1. P0: The low frequency of the compressor is in test run mode.
2. P1: The rated frequency of the compressor is in test-run mode.
3. P2: The maximum frequency of the compressor is in test run mode.
4. P3: The medium frequency of the compressor is in test run mode.

Solutions:

1. Contact the Electrolux technical or customer support department for guidance. Seek a professional in case of inspecting the compressor and doing the repairs or replacement as needed.

Electrolux air conditioner error code U7

Causes:

1. The 4-way valve has abruptly started malfunctioning.
2. The thermistor or coil is failing.
3. The main PCB is defective.

Solutions:

1. Check the 4-way valve connectors. Ensure it is properly connected to its intended position.
2. Check the thermistor and replace it if it is defective.
3. Inspect the solid coil and 4-way. If they are in the wrong location or defective, replace them.
4. If the error remains, replace the main PCB as this could be at fault.

Electrolux AC Miscellaneous Problems and Errors

The Electrolux air conditioner is not starting or has no power

Causes & Solutions:

1. Check the power supply and make sure enough stable voltage is being supplied.
2. Check for any open or short circuits in the unit. Repair or replace the broken or burned areas.
3. Check the main PCB as it can be defective and needs replacement.

Remkaye controller of the Electrolux air conditioner is not working

Causes & Solutions:

1. Check the batteries. Make sure that they are inserted properly and replace them if they are dead.
2. There are some issues with the receiving end of the signal. Repair the receiver
3. Remove if something is acting as an obstacle between the remote and the AC unit’s signal receiver.

The Electrolux air conditioner is emitting air with strange smells

Causes & Solutions:

1. Check for any leakages of gas in the indoor unit. Repair or replace the defective or leaking areas on an immediate basis.
2. Clean the air conditioner and its components thoroughly as it can cause mold smell.

Electrolux air conditioner indoor unit is dripping water on the inside

Causes & Solutions:

1. Check and clean the indoor unit for any clogged-up dust or debris. Get rid of any foreign objects in the exhaust pipe.
2. There is a blockage of ice in the indoor unit because of a malfunctioning fan. Make sure the fan is rotating smoothly and at high speed.

The Electrolux air conditioner is not providing enough cooling

Causes & Solutions:

1. Check the air conditioner refrigerant level. Make sure the gas is filled to its required level.
2. Check the outdoor unit fan motor and replace or repair it if it is faulty.
3. Check the mainboard of the indoor unit as it can be faulty. Repair or replace it as required.
4. AC may not be able to perform its cooling function because of entering warm air or escaping cold air. Make sure all the windows and doors are completely closed.