Owning an LG dishwasher can significantly simplify your daily chores, but encountering error codes can be frustrating. Understanding these codes and knowing how to address them can save you time and potentially avoid costly repairs. This guide provides an in-depth look at common LG dishwasher error codes, their meanings, and troubleshooting steps.
Understanding LG Dishwasher Error Codes
1. OE - Drainage Error
Meaning: The OE error code indicates that the dishwasher is not draining properly. This could be due to a clogged filter, blocked drain hose, or malfunctioning drain pump.
Troubleshooting Steps:
Check the Filter: Remove and clean the dishwasher’s filter to ensure it is not clogged.
Inspect the Drain Hose: Check the drain hose for any obstructions or kinks. Straighten it out if necessary.
Examine the Drain Pump: If the above steps do not solve the problem, the drain pump may need to be replaced.
2. HE - Heater Error
Meaning: The HE error code signifies a problem with the heating element, either due to a malfunctioning heating element or a faulty thermostat.
Troubleshooting Steps:
Check the Heating Element: Look for any visible signs of damage, such as discoloration or cracks. Replace if damaged.
Test the Thermostat: If the heating element is fine, the thermostat may need recalibration or replacement.
3. LE - Motor Error
Meaning: The LE error indicates an issue with the water inlet valve, which could be due to a clogged valve screen, a malfunctioning valve, or a blocked water supply line.
Troubleshooting Steps:
Clean the Valve Screen: Turn off the dishwasher and clean the water inlet valve screen.
Inspect the Water Supply Line: Check for any kinks or blockages and straighten out the hose.
Replace the Water Inlet Valve: If the problem persists, the valve may need to be replaced.
4. FE - Fill Error
Meaning: The FE error code indicates that the dishwasher is having trouble filling up with water due to issues such as a clogged inlet valve screen, a malfunctioning valve, or a blocked water supply line.
Troubleshooting Steps:
Clean the Inlet Valve Screen: Remove any debris or blockages.
Check the Water Supply Line: Ensure there are no kinks or blockages.
Replace the Water Inlet Valve: If the above steps do not resolve the issue.
5. AE or E1 - Leakage Error
Meaning: The AE or E1 error code indicates a leak in the dishwasher. This could be due to a damaged door gasket, cracked water line, or malfunctioning pump.
Troubleshooting Steps:
Inspect the Door Gasket: Look for any visible damage and replace if necessary.
Check Water Supply Lines: Ensure there are no cracks or damage.
Examine the Pump: If leaks persist, the pump may need to be replaced.
6. IE - Water Inlet Error
Meaning: The IE error indicates that the dishwasher is not getting enough water to operate properly. This could be due to a clogged inlet valve screen, malfunctioning valve, or a blocked water supply line.
Troubleshooting Steps:
Clean the Inlet Valve Screen: Remove any debris or blockages.
Inspect the Water Supply Line: Check for any kinks or blockages.
Replace the Water Inlet Valve: If necessary, replace the valve.
7. E2 - Over-Level Water Error
Meaning: The E2 error indicates that the dishwasher is filling up with too much water, often due to a malfunctioning water inlet valve or blocked valve screen.
Troubleshooting Steps:
Clean the Valve Screen: Remove any blockages.
Check the Water Supply Line: Ensure there are no kinks or blockages.
Replace the Water Inlet Valve If the problem persists.
8. E3 - Not Heating Error
Meaning: The E3 error indicates the dishwasher is having trouble heating the water, potentially due to a malfunctioning heating element, faulty thermostat, or broken control board.
Troubleshooting Steps:
Check the Heating Element: Look for any damage and replace if necessary.
Test the Thermostat: Replace or recalibrate if needed.
Inspect the Control Board: If other components are fine, the control board may need replacement.
9. nE - Nozzle Error
Meaning: The nE error indicates a problem with the nozzle's alignment, affecting water distribution.
Troubleshooting Steps:
Check Wire Harness Connection: Ensure all connections are secure.
Inspect Vario Cam Positioning: Adjust if necessary.
Test the Vario Motor and Micro-Switch: Check for proper resistance and replace faulty components.
10. bE - Bubble or Oversuds Error
Meaning: The bE error indicates excessive soap suds in the dishwasher, often caused by improper detergent usage.
Troubleshooting Steps:
Use Proper Detergent: Ensure you are using the correct type and amount of detergent.
Level the Dishwasher: Check if the dishwasher is level and adjust if necessary.
11. CE - Motor Error
Meaning: The CE error indicates an issue with the wash pump, which may be stuck or defective.
Troubleshooting Steps:
Check for Obstructions: Ensure no foreign objects are blocking the pump.
Test the Wash Pump: Replace if it is defective.
Inspect the PCB: Replace if necessary.
12. dE - Door Switch Error
Meaning: The dE error indicates a problem with the door lock system not closing properly.
Troubleshooting Steps:
Check the Door Lock: Ensure the door is completely closed.
Inspect the door lock assembly: Replace it if necessary.
Examine the Main Board: If other components are fine, the main board may need replacement.
13. PF - Power Failure
Meaning: The PF error code indicates a power outage has occurred and the dishwasher needs to be reset.
Troubleshooting Steps:
Reset the Dishwasher: Hold any button on the control panel for 10 seconds to clear the display.
Check the Circuit Breaker: Ensure it is functioning properly. A dedicated circuit breaker may be needed.
14. tE - Thermal Error
Meaning: The tE error indicates a thermal problem with the dishwasher, usually due to water that is too hot.
Troubleshooting Steps:
Check the Water Temperature: Ensure it is not hotter than 194°F.
Replace the Thermistor If it is malfunctioning.
15. Cd - Cool Down Notification
Meaning: The Cd error is a notification that the program is finished and the dishwasher is cooling down.
Troubleshooting Steps:
Allow Time to Cool Down: This is a normal part of the cycle and does not require action.
16. CL - Child Lock Notification
Meaning: The CL notification indicates that the control panel is locked to prevent accidental use.
Troubleshooting Steps:
Deactivate Child Lock: Press and hold the Half-Load and Energy Saver buttons simultaneously for three seconds to unlock.
17. F - Auto-Program Notification
Meaning: The F error is a notification that the auto program is selected and the appliance is starting.
Troubleshooting Steps:
No Action Needed: This is a normal part of the cycle.
18. End - End of Program Notification
Meaning: The End notification indicates that the program has finished and the dishwasher can be opened and emptied.
Troubleshooting Steps:
No Action Needed: This is a normal part of the cycle.
Additional Tips for LG Dishwasher Maintenance
Regular Cleaning
Filters: Clean the filters regularly to prevent clogs and ensure optimal performance.
Spray Arms: Remove and clean the spray arms to ensure they are not blocked.
Interior: Wipe down the interior of the dishwasher with a damp cloth to remove any residue or buildup.
Proper Loading
Avoid Overloading: Do not overload the dishwasher, as this can hinder its performance and cause error codes.
Correct Placement: Follow the manufacturer’s guidelines for placing dishes to ensure proper water flow and cleaning.
Routine Inspections
Check for Leaks: Regularly inspect the dishwasher for any signs of leaks and address them promptly.
Monitor Performance: Pay attention to the dishwasher’s performance and address any issues as soon as they arise.
Professional Servicing
Regular Maintenance: Schedule regular maintenance checks with a professional to keep your dishwasher in top condition.
Address Persistent Issues: If error codes persist despite troubleshooting, consult a professional technician for further assistance.
Conclusion
Understanding and troubleshooting LG dishwasher error codes can save you time, money, and frustration.
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