LG Dishwasher Error Codes

LG dishwashers are designed for reliable performance, but occasional error codes may appear due to operational issues. Understanding these codes can help you quickly diagnose and resolve problems. In some cases, replacing specific LG Dishwasher Parts may be necessary to restore optimal functionality. Below is a guide to common LG dishwasher error codes, their causes, and possible troubleshooting steps.

Error Code IE: Inlet Error

Issue: Dishwasher does not reach the normal water level.

Possible Causes & Solutions:

• Water supply faucet is turned off or not fully open - Open the faucet fully.

• Water supply hose is bent - Straighten the hose.

• Water inlet filters are clogged - Clean the filters.

• Water pressure is too low - Contact a licensed plumber.

• Leak-limiting hoses in use - Avoid using these hoses.

• Water supply hose is frozen - Disconnect and thaw with warm water.

Error Code DE: Drain Error

Issue: Dishwasher fails to drain properly.

Possible Causes & Solutions:

• Drain hose is kinked or clogged - Straighten or clear the drain hose.

• Drain pump filter is clogged - Contact an authorized technician for service.

• Drain discharge is too high - Consult a technician to adjust the installation.

Error Code AE: Leakage Error

Issue: Internal leakage detected.

Possible Causes & Solutions:

• Check for visible leaks and tighten any loose connections.

• Ensure that the dishwasher is level.

• Contact a service technician if leakage persists.

Error Code bE: Bubble Error

Issue: Oversudsing caused by improper detergent use.

Possible Causes & Solutions:

• Use only dishwasher-specific detergent.

• Reduce detergent quantity if using soft water.

• Run an empty rinse cycle to clear excessive suds.

Error Code FE: Excess Error

Issue: Water fills above the normal level, triggering automatic drainage.

Possible Causes & Solutions:

• Faulty water inlet valve – Close the water faucet and contact a technician.

• Defective water level sensor – Schedule a service appointment.

• Restart the dishwasher after turning off the power for 5 minutes.

Error Code tE: Thermal Error

Issue: Thermistor resistance output abnormal.

Possible Causes & Solutions:

• Unplug the dishwasher for 10 seconds and restart.

• If the issue persists, replace the thermistor.

Error Code HE: Heater Error

Issue: Water is not heated or the temperature exceeds 194°F.

Possible Causes & Solutions:

• Faulty heating element – Contact an authorized technician.

• Overheating due to sensor malfunction – Restart the dishwasher and monitor performance.

Error Code LE: Motor Error

Issue: Motor is not functioning properly.

Possible Causes & Solutions:

• Overloaded dishwasher – Reduce load and restart.

• Motor blockage – Check for obstructions in the pump area.

• Contact a technician if the error persists.

Error Code nE: Vario Error

Issue: Position of the Vario cam is incorrect.

Possible Causes & Solutions:

• Restart the dishwasher to reset the sensor.

• If the problem continues, schedule a service check.

Troubleshooting Tips

To avoid frequent error codes, follow these maintenance tips:

• Regular Cleaning: Clean the filter, spray arms, and inlet filters to prevent blockages.

• Use Proper Detergent: Only use recommended dishwasher detergent to avoid suds-related errors.

• Check Load Balance: Avoid overloading and distribute dishes evenly for proper water circulation.

Inspect Hoses and Connections: Periodically check for leaks, blockages, or hose kinks.