LG Dishwasher Error Codes
Dishwashers are a staple in modern homes, making life easier by taking care of dirty dishes efficiently. However, like all appliances, they can run into issues. LG dishwashers come with built-in diagnostic systems that display error codes when something goes wrong. Understanding these codes can help you troubleshoot and fix minor issues before calling for professional help.
In this guide, we’ll break down the most common LG dishwasher error codes, their causes, and how to resolve them. Let’s dive in!
Common LG Dishwasher Error Codes and Fixes
Water Supply & Drainage Errors
These errors are related to water not filling or draining correctly.
| Error Code | Meaning | Possible Causes | How to Fix |
|---|---|---|---|
| IE | Water Inlet Error | – Water supply valve closed or not fully open – Kinked or clogged inlet hose – Low household water pressure | 1. Ensure the water valve is fully open.2. Inspect the inlet hose for kinks or debris.3. Check household water pressure (should be above 20 PSI). |
| OE | Drainage Error | – Drain hose is clogged, bent, or too high – Blocked sink drain – Malfunctioning drain pump | 1. Check for kinks in the drain hose.2. Clear sink drain blockages.3. Inspect the drain pump for obstructions. |
| FE | Water Overflow Error | – Water inlet valve stuck open – Defective control board relay | 1. Turn off the water supply and power.2. Inspect the inlet valve for leaks and replace if needed.3. If the issue persists, check the control board. |
| AE / E1 | Leak Detected | – Water leaking inside the dishwasher – Faulty door gasket – Overuse of detergent causing excessive suds | 1. Inspect and clean the door gasket.2. Use the correct detergent amount.3. If the leak persists, check the internal hoses. |
Heating & Temperature Errors
These errors are associated with the dishwasher’s heating system.
| Error Code | Meaning | Possible Causes | How to Fix |
|---|---|---|---|
| HE | Heating Error | – Faulty heating element – Malfunctioning temperature sensor – Control board failure | 1. Inspect the heating element for damage.2. Test the temperature sensor.3. Replace the control board if necessary. |
| tE | Thermistor Error | – Thermistor (temperature sensor) failure – Wiring issues | 1. Check the sensor connections.2. Replace the thermistor if faulty. |
Motor & Pump Errors
If your dishwasher isn’t washing properly, the motor or pump could be the issue.
| Error Code | Meaning | Possible Causes | How to Fix |
|---|---|---|---|
| LE / CE | Motor Error | – Pump impeller obstruction – Faulty motor – Loose or damaged wiring | 1. Remove blockages from the impeller.2. Check the motor connections.3. If necessary, replace the motor. |
| nE | Diverter Motor Error | – Faulty diverter motor – Wiring issues | 1. Inspect the wiring.2. Test and replace the diverter motor if needed. |
Sensor & Door Errors
Sensor and door-related errors affect dishwasher operation.
| Error Code | Meaning | Possible Causes | How to Fix |
|---|---|---|---|
| bE | Detergent or Leveling Error | – Excessive suds from incorrect detergent – Unleveled dishwasher | 1. Use only dishwasher detergent.2. Ensure the dishwasher is level. |
| CL | Control Lock Activated | – Child lock is turned on | 1. Press and hold the ‘Control Lock’ button for 3-5 seconds. |
How to Reset Your LG Dishwasher
Sometimes, a simple reset can resolve error codes. Follow these steps:
- Turn off the dishwasher – Press the power button to turn it off.
- Unplug the dishwasher – Wait 10-15 minutes for the system to reset.
- Reconnect power – Plug it back in and turn it on.
- Run a test cycle – Start a quick cycle without dishes to check if the error persists.
Preventing Future LG Dishwasher Errors
To avoid frequent issues, follow these maintenance tips:
- Regular Cleaning: Clean the filters and spray arms weekly to prevent clogs.
- Check for Leaks: Inspect door seals and hoses for leaks.
- Use Proper Detergent: Always use dishwasher-specific detergent to prevent suds overflow.
- Monitor Water Pressure: Ensure your home’s water pressure stays above 20 PSI.
- Avoid Overloading: Don’t overload the racks; this can block spray arms and affect cleaning.
When to Call a Professional
If you’ve tried all the troubleshooting steps and the error persists, it may be time to call an expert. Contact LG customer support or a professional appliance repair technician for assistance.
With this guide, you can confidently troubleshoot and resolve most LG dishwasher error codes on your own. Happy dishwashing!