LG Refrigerator Error Codes

1. Error Code EFS - Freezer Sensor Defect

Issue: Short-circuit or disconnection of the freezer sensor.

Possible Causes & Solutions:

• Check for loose or damaged wiring connections.

• Replace the freezer sensor if faulty.

• Reset the appliance by unplugging it for a few minutes.

2. Error Code ErS - Refrigerator Sensor Defect

Issue: Short-circuit or disconnection of the refrigerator sensor.

Possible Causes & Solutions:

• Inspect the sensor wiring for breaks or loose connections.

• Replace the refrigerator sensor if needed.

• Perform a system reset by unplugging the appliance.

3. Error Code ESS - Pantry Sensor Defect

Issue: Short-circuit or disconnection of the pantry sensor.

Possible Causes & Solutions:

• Check the sensor and its wiring for any damage.

• Replace the pantry sensor if malfunctions.

• Restart the unit by unplugging it for a few minutes.

4. Error Code EIS - Ice-Room Sensor Defect

Issue: Short-circuit or disconnection of the ice-room sensor.

Possible Causes & Solutions:

• Ensure the sensor is properly connected.

• Replace the ice-room sensor if defective.

• Reset the appliance.

5. Error Code FdS - Freezer Defrosting Sensor Defect

Issue: Short-circuit or disconnection of the freezer defrosting sensor.

Possible Causes & Solutions:

• Inspect the wiring for faults and repair if necessary.

• Replace the freezer defrosting sensor if damaged.

• Unplug the unit and restart it.

6. Error Code Ert - Room Temperature Sensor Defect

Issue: Short-circuit or disconnection of the room temperature sensor.

Possible Causes & Solutions:

• Check the wiring for loose connections.

• Replace the room temperature sensor if faulty.

• Restart the appliance.

7. Error Code EHS - Humidity Sensor Defect

Issue: Short-circuit or disconnection of the humidity sensor.

Possible Causes & Solutions:

• Inspect for damaged wiring and reconnect as needed.

• Replace the humidity sensor if necessary.

• Unplug and reset the appliance.

8. Error Code EId - Freezer Cubed Ice Maker Sensor Defect

Issue: Short-circuit or disconnection of the freezer cubed ice maker sensor.

Possible Causes & Solutions:

• Ensure the sensor wiring is intact.

• Replace the ice maker sensor if defective.

• Restart the unit.

9. Error Code EIO - Cubed Mini Ice Maker Sensor Defect

Issue: Short-circuit or disconnection of the cubed mini ice maker sensor.

Possible Causes & Solutions:

• Check sensor connections for loose or broken wires.

• Replace the mini ice maker sensor if necessary.

• Reset the appliance.

10. Error Code EIt - Ice Maker Kit Defect

Issue: Malfunction of the ice maker motor.

Possible Causes & Solutions:

• Inspect the motor for blockages or mechanical failure.

• Replace the ice maker motor if faulty.

• Perform a system reset.

11. Error Code EIU - Defect of Freezer Cubed Ice Maker Kit

Issue: Malfunction of the Cubed Mini Ice Maker Motor.

Possible Causes & Solutions:

• The motor may be faulty. Try resetting the ice maker by unplugging the appliance for a few minutes and plugging it back in.

• Check for any ice blockages or debris affecting motor movement.

• If the problem persists, replace the ice maker motor.

12. Error Code EIC - Defect of Cubed Mini Ice Maker Kit

Issue: Malfunction of the Cubed Mini Ice Maker Motor.

Possible Causes & Solutions:

• Inspect for motor obstructions and clear any ice buildup.

• Reset the ice maker by turning the appliance off and on.

• Consider replacing the ice maker motor if the issue continues.

13. Error Code EgF - Defect of Flow Meter

Issue: Malfunction of the flow meter or lack of water supply.

Possible Causes & Solutions:

• Ensure the water supply is properly connected and not blocked.

• Check the flow meter for any damage or debris.

• Replace the flow meter if necessary.

14. Error Code FdH - Failed Defrosting

Issue: The defrosting sensor does not reach 40℉ (5℃) within 80 minutes after defrosting starts.

Possible Causes & Solutions:

• Inspect the defrost heater and sensor for damage.

• Make sure the defrost cycle is operating properly.

• Replace the faulty sensor or heating element if required.

15. Error Code EFF - Abnormality of BLDC Fan Motor for Freezer

Issue: No feedback signal from the fan motor for more than 65 seconds.

Possible Causes & Solutions:

• Check for obstructions around the fan motor.

• Inspect wiring connections for loose or damaged wires.

• Replace the fan motor if necessary.

16. Error Code EIF - Abnormality of BLDC Fan Motor for Ice Maker

Issue: No feedback signal from the fan motor for more than 65 seconds.

Possible Causes & Solutions:

• Ensure the fan motor is not blocked or frozen.

• Test the wiring and replace any damaged parts.

• Install a new fan motor if the issue persists.

17. Error Code ECF - Abnormality of BLDC Fan Motor for Mechanic Room

Issue: No feedback signal from the fan motor for more than 65 seconds.

Possible Causes & Solutions:

• Inspect the motor for dust, debris, or ice buildup.

• Check wiring connections and secure any loose wires.

• Replace the fan motor if necessary.

18. Error Code ECO - Communication Error

Issue: Communication error between main MICOM and display MICOM.

Possible Causes & Solutions:

• Power cycle the appliance by unplugging it for a few minutes.

• Check the wiring connections between the main and display MICOM.

• If the error persists, contact LG support for further troubleshooting.

19. Error Code ESd - Sub Communication Error

Issue: Communication error between main MICOM and sub MICOM.

Possible Causes & Solutions:

• Restart the appliance to reset communication.

• Inspect wiring and connections between MICOM components.

• Consider professional servicing if the issue remains.

20. Error Code EOd - Wi-Fi Modem Error

Issue: Defective Wi-Fi modem or communication error between display MICOM and Wi-Fi modem.

Possible Causes & Solutions:

• Restart your appliance and router to refresh connectivity.

• Check if the Wi-Fi modem is properly installed.

• Replace the Wi-Fi modem if needed.

21. Error Code ECH - High Side Cycle Leakage

Issue: Detected high-side refrigerant leak or restriction.

Possible Causes & Solutions:

• Refrigerant leak: Contact a professional technician for leak detection and repair.

• Compressor malfunction: Inspect the compressor and replace if faulty.

• Faulty valve: Check for a defective valve and replace it if necessary.

22. Error Code ECL - Low Side Cycle Leakage

Issue: Detected low-side refrigerant leak.

Possible Causes & Solutions:

• Low refrigerant levels: Recharge refrigerant if needed.

• Compressor failure: Inspect the compressor and replace if defective.

• Door left open too long: Ensure the oven door is fully closed to maintain proper function.

23. Error Code rdS - Refrigerator Defrost Sensor Error

Issue: Short circuit or disconnection of the defrost sensor.

Possible Causes & Solutions:

• Inspect the defrost sensor for damage and replace it if necessary.

• Check wiring connections for loose or broken wires.

24. Error Code ErF - Abnormality of BLDC Fan Motor for Refrigerator

Issue: Feedback signal not received within 65 seconds during motor operation.

Possible Causes & Solutions:

• Defective BLDC fan motor: Replace the fan motor if faulty.

• Poor wiring connections: Inspect and secure all wiring connections.

25. Error Code EUC - UV Nano LED Module Error

Issue: Malfunction in UV LED module or display connection.

Possible Causes & Solutions:

• Faulty UV LED module: Replace the module if it is not working.

• Loose connection: Secure the wiring between the display and UV module.

26 Error Code Elt - Abnormal Ice Maker Unit

Issue: Ice maker step motor or HALL IC failure.

Possible Causes & Solutions:

• Check for a faulty step motor and replace if needed.

• Inspect the wiring for shorts or loose connections.

27 Error Code Ett - Water Tank Switch

Issue: Water tank assembly issue or switch error.

Possible Causes & Solutions:

• Ensure the water tank is properly installed.

• Inspect the switch for malfunctions and replace if necessary.

28 - Error Code EdS - Defrosting Sensor Error

Issue: Short circuit or disconnection of the defrosting sensor.

Possible Causes & Solutions:

• Replace the defective defrosting sensor.

• Check for loose or damaged wiring.

29 Error Code ECS - Convertible Sensor Error

Issue: Short circuit or disconnection of the pantry sensor.

Possible Causes & Solutions:

• Inspect the pantry sensor and replace it if necessary.

• Check for loose or damaged connections.

30 Error Code Ead - Auto Door Module Problem

Issue: Hall sensor, motor, or auto door module connection failure.

Possible Causes & Solutions:

• Inspect the hall sensor and motor for defects and replace them if necessary.

• Check the module connections and secure any loose wires.

31. Error Code EAS - Auto Door Reed Switch Problem

Issue: Auto door reed switch problem.

Possible Causes & Solutions:

• Check the connector of the auto door reed switch for any loose or damaged wiring.

• Ensure the reed switch is properly positioned and functioning.

• If the issue persists, consider replacing the auto door reed switch.

32. Error Code EdL – Auto Drawer Module Problem (Left)

Issue: Error of hall sensor, motor, or auto drawer module connection.

Possible Causes & Solutions:

• Inspect the hall sensor and motor for proper operation.

• Check the auto drawer module connection for loose or damaged wiring.

• Replace faulty components if necessary.

33. Error Code LAS - Auto Drawer Reed Switch Problem (Left)

Issue: Auto drawer reed switch problem on the left side.

Possible Causes & Solutions:

• Check the connector of the auto drawer reed switch.

• Ensure the reed switch is securely connected and functioning.

• If defective, replace the reed switch.

34. Error Code Edr - Auto Drawer Module Problem (Right)

Issue: Error of hall sensor, motor, or auto drawer module connection.

Possible Causes & Solutions:

• Verify the hall sensor and motor are working correctly.

• Inspect the auto drawer module connection for any damage.

• Replace faulty components if needed.

35. Error Code rAS - Auto Drawer Reed Switch Problem (Right)

Issue: Auto drawer reed switch problem on the right side.

Possible Causes & Solutions:

• Check the connector of the auto drawer reed switch.

• Ensure the reed switch is properly secured and operational.

• Replace the switch if necessary.

36. Error Code EC1 - Communication Problem (LCD Display-Dispenser)

Issue: Communication connection and transmission TR reception defect.

Possible Causes & Solutions:

• Inspect the communication wiring between the LCD display and dispenser.

• Reset the oven by unplugging it for a few minutes.

• If the problem persists, professional service may be required.

37. Error Code ErC1 - Communication Error (Top Display-Dispenser)

Issue: Communication error between Micom of Top Display PCB and Dispenser Micom.

Possible Causes & Solutions:

• Verify the connections between the top display PCB and dispenser Micom.

• Restart the oven to reset communication.

• If the issue continues, consider replacing the affected component.

38. Error Code dSF - Freezer Defrosting Sensor Error

Issue: Short or disconnection of defrost sensor.

Possible Causes & Solutions:

• Check for loose or damaged wiring on the defrost sensor.

• If the sensor is faulty, replace it to restore proper function.

39. Error Code HSE - Humidity Sensor Error

Issue: Short or disconnection of humidity sensor.

Possible Causes & Solutions:

• Inspect the humidity sensor wiring for damage.

• Replace the humidity sensor if necessary.

40. Error Code ISE - Icing Sensor Error

Issue: Short or disconnection of the icing sensor.

Possible Causes & Solutions:

• Check for any loose or damaged wiring on the icing sensor.

• Replace the sensor if it is malfunctioning.

41. Error Code SSE - Pantry Sensor Error (Optional)

Issue: Short or disconnection of the pantry sensor.

Possible Causes & Solutions:

• Check the sensor connections for any loose or damaged wires.

• If the sensor is faulty, replace it with a compatible LG pantry sensor.

• Reset the oven by unplugging it for a few minutes and reconnecting.

42. Error Code rtE - Room Temperature Sensor Error

Issue: Short or disconnection of the room temperature sensor.

Possible Causes & Solutions:

• Inspect the wiring and connectors of the room temperature sensor.

• If a disconnection is found, securely reconnect it.

• Replace the sensor if it is defective.

43. Error Code ItE - Ice Maker Kit Defect

Issue: Electrical system error in the ice maker kit, including motor, gear, Hall IC, or operation circuit.

Possible Causes & Solutions:

• Inspect the ice maker kit for visible damage or disconnections.

• Reset the appliance by unplugging it for a few minutes and reconnecting it.

• If the error persists, the ice maker kit may need replacement.

44. Error Code dHF - Freezer Defrosting Error

Issue: If the defrost sensor does not reach 46°F (8°C) within 80 minutes, the error occurs.

Possible Causes & Solutions:

• Check the defrost heater for functionality; replace if defective.

• Ensure proper airflow and that vents are not blocked.

• Inspect the defrost sensor and replace it if needed.

45. Error Code FFE - Abnormality of BLDC Fan Motor for Freezer

Issue: The BLDC fan motor fails to provide feedback within 65 seconds.

Possible Causes & Solutions:

• Inspect the freezer fan motor wiring for any disconnections.

• If the motor is faulty, consider replacing it.

• Ensure no obstructions are preventing the fan from operating.

46. Error Code CFE - Abnormality of BLDC Fan Motor for Mechanic Room

Issue: The BLDC fan motor in the mechanic room does not provide feedback within 65 seconds.

Possible Causes & Solutions:

• Check wiring connections of the mechanic room fan motor.

• If the fan motor is defective, replace it.

• Ensure the fan blades move freely and are not obstructed.

47. Error Code COE - Communication Error

Issue: Communication error between the main PCB Micom and the display Micom.

Possible Causes & Solutions:

• Check the wiring and connections between the main PCB and display board.

• Reset the range/oven by unplugging it for a few minutes.

• If the problem persists, the main PCB or display board may need replacement.

LG Refrigerator LRTNC0705V

1. Normal Operation

Issue: No malfunction detected.
Indicator: Always Off.
Possible Causes & Solutions:

• The appliance is functioning correctly, and no action is needed.

2. Refrigerator Sensor Error

Issue: The refrigerator room temperature sensor is either shorted or open.
Indicator: Blinks 3 times.
Possible Causes & Solutions:

• Inspect the refrigerator temperature sensor wiring for disconnections or damage.

• Replace the temperature sensor if faulty.

• Restart the appliance by unplugging it for a few minutes.

3. Defrost Sensor Error

Issue: The defrost temperature sensor is either shorted or open.
Indicator: Blinks 1 time.
Possible Causes & Solutions:

• Check the defrost sensor wiring for any damage or loose connections.

• If the sensor is defective, replace it.

• Ensure the defrost cycle operates correctly.

4. Room Temperature Sensor Error

Issue: The ambient temperature sensor is either shorted or open.
Indicator: Blinks 5 times.
Possible Causes & Solutions:

• Inspect the ambient temperature sensor for wiring disconnections or faults.

• If damaged, replace the sensor.

• Reset the appliance by unplugging it for a few minutes.

5. Defrost Failure

Issue: After two hours of operation, the defrost sensor temperature does not exceed 13°C.
Indicator: Blinks 4 times.
Possible Causes & Solutions:

• Check the defrost heater for functionality; replace it if necessary.

• Ensure the defrost sensor is working correctly and replace it if needed.

• Verify proper airflow and that vents are not blocked.

6. Knob Dial Error

Issue: The knob dial resistance is either shorted or open.
Indicator: Blinks 2 times.
Possible Causes & Solutions:

• Inspect the knob dial connections for any damage or disconnections.

• If the knob dial is faulty, replace it.

• Ensure the dial is properly aligned and functioning.

7. Freezer Fan Motor Failure

Issue: The freezer fan is either locked or open.
Indicator: Blinks 6 times.
Possible Causes & Solutions:

• Inspect the freezer fan motor for any obstructions preventing rotation.

• Check the fan motor wiring for disconnections.

• Replace the fan motor if it is defective.