LG Dishwasher: error code present

Professional Repair Guide

What is this symptom?

Experiencing an error code on your LG dishwasher? These codes signal specific operational faults like water filling, drainage issues, or heating errors. Understanding the error code can help you diagnose the problem and take corrective action effectively.

Urgency: Medium

Important Tips for LG Models

  • Many LG dishwasher error codes like IE, OE, AE/E1, FE, HE, LE, nE have specific meanings provided in official LG support documentation

Possible Causes

Water inlet not reaching normal level (IE)

How to Identify: IE code displayed, unit fails to fill with water within expected time

Part: Water inlet valve / supply hose

Drainage failure (OE/DE)

How to Identify: OE/DE code displayed, water remains in tub after cycle or pump runs continuously

Part: Drain hose / drain pump / filter

Leak detected (AE/E1)

How to Identify: AE or E1 code, sometimes accompanied by water in base or floor moisture

Part: Door gasket / flood sensor / hose connections

Overflow or excessive water (FE)

How to Identify: FE code with water overfilling symptoms, drain pump running to counteract overflow

Part: Water inlet valve / float assembly

Heater or thermistor error (HE/tE)

How to Identify: HE or tE code during or after cycle, poor heating or overheating issues

Part: Heating element / thermistor

DIY Solutions

Power cycle/reset dishwasher

Easy 5 minutes
  1. Press POWER to turn off
  2. Turn off circuit breaker for 10–30 seconds
  3. Restore power and turn on dishwasher
⚠️ Safety First: Ensure dishwasher is off before power cycle

Check and clear water inlet issues (IE)

Moderate 15–30 minutes
Tools Needed: Adjustable wrench, Bucket
  1. Turn off water supply
  2. Inspect inlet hose for kinks or blockages
  3. Clean inlet filter screen on water valve
  4. Restore water and test
⚠️ Safety First: Turn off water and power before working on inlet hose

Clear drainage (OE) clogs

Moderate 20–40 minutes
Tools Needed: Screwdriver, Gloves
  1. Turn off and unplug dishwasher
  2. Remove and clean filter
  3. Inspect drain hose for kinks or blockages
  4. Check garbage disposal or air gap for blockages
⚠️ Safety First: Disconnect power before servicing

Reduce suds for bE error

Easy 5 minutes
  1. Stop cycle
  2. Remove excess suds by rinsing tub with water
  3. Use dishwasher-specific detergent only in future

Next step

Choose the next step for error code present

Confirm the diagnosis before ordering. An error code can identify the system involved, but it does not prove that a specific part has failed.

Check during diagnosis

Most relevant component to inspect

Water Inlet Valve

Controls the flow of hot and cold water into the appliance.

Typical part-only price
$25 - $60
DIY difficulty
Easy
Estimated time
15-30 mins
Where can I find the model number?

Check the rating label around the door, lid, frame, rear panel, or inside the appliance cabinet. Use the complete model number, including suffixes.

Find a part that fits my model

Verify the complete model and part number on the retailer's compatibility page before ordering.

Other parts options

Check related components first; use model search as a fallback.

Possible related component

Drain Hose

Carries waste water from the drain pump to your home's standpipe or sink drain.

$15 - $30 · Easy · 15-30 mins

Check fit & price
Possible related component

Drain Pump

Pumps waste water out of the appliance during the drain cycle.

$35 - $80 · Easy · 15-30 mins

Check fit & price
Possible related component

Door Gasket

Creates a watertight seal around the door to prevent leaks during operation.

$45 - $110 · Medium · 30-60 mins

Check fit & price
Model number required

Model-compatible Dishwasher parts

Enter the complete model number to browse compatible replacement parts. This is a model-based parts search, not a diagnosis that a specific component failed.

Find a part that fits my model

Affiliate disclosure: As an Amazon Associate I earn from qualifying purchases. We may earn a commission from other qualifying purchases or service requests made through links on this page, at no additional cost to you. Recommendations are based on repair relevance, not commission rate.

Optional routine care

Maintenance supplies

These products support cleaning or routine upkeep. They are separate from the possible repair components above and are not claimed to fix this error code or symptom.

Maintenance supply

Dishwasher Cleaner and Descaler

Supports routine removal of mineral scale, grease, and odor. It is maintenance, not a repair for a failed pump, valve, or control.

View maintenance supply
Maintenance supply

Braided Dishwasher Inlet Hose

For replacement of an externally damaged supply hose. Verify connection size, length, and appliance installation requirements before ordering.

View maintenance supply

Affiliate disclosure: As an Amazon Associate I earn from qualifying purchases. Recommendations are based on routine-care relevance, not commission rate.

Professional Repairs

Replace water inlet valve

Estimated Cost: $40 - $120

Drain pump replacement

Estimated Cost: $80 - $200

Heating element/thermistor repair

Estimated Cost: $70 - $200

Leak sensor or gasket repair

Estimated Cost: $50 - $150

When to Call a Professional

Error persists after DIY steps
Visible water leak from seals or hoses
Motor or heating errors (LE, nE, HE, tE) continue
Control board related faults suspected

Preventive Maintenance

  • Clean filters and spray arms: Drain and water circulation errors
    Frequency: monthly
  • Inspect hoses for wear: Leaks and flow issues
    Frequency: annually
  • Use correct detergent: bE oversudsing errors
    Frequency: Every load

Frequently Asked Questions

Why is my LG Dishwasher error code present?
Common causes include water inlet issues (IE), drainage failures (OE), and heater errors (HE).
How do I fix LG Dishwasher error code present myself?
You can reset the dishwasher, check the water inlet, or clear drainage clogs.
How much does it cost to fix error code present?
Professional repairs range from $40 for a water inlet valve to $200 for a heating element.
When should I call a technician for error code present?
If DIY solutions fail or if the issue involves complex repairs, consider calling a technician.

References & Sources

Community Analytical Insights

Guidance from available sources; statistical claims are shown only for samples of at least 10 discussions

Common Issues Reported by Users

  • Clogged or kinked inlet hose
  • Faulty water inlet valve
  • Issues with the dishwasher's control board

User Suggested Solutions

  1. Inspect the inlet hose for kinks or clogs. Disconnect the hose from the water supply and check for any blockages. If necessary, replace the hose.

  2. Test the water inlet valve for continuity using a multimeter. If it shows no continuity, replace the valve.

  3. Reset the dishwasher by turning off the power for a few minutes. If the error persists, inspect or replace the control board.

Limited-source guidance; percentages and success-rate claims are not shown
View Sources

Data compiled from real discussions on r/appliancerepair and r/Appliances:

  1. LG Dishwasher throwing IE error code but pumps water and dra...

Community Discussions

IE error code but pumps water and drains water

Performed a software update to fix the IE error code.

Pro needed View on Reddit →

Source: Reddit r/appliancerepair

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