LG Dishwasher: error code

Possible Causes

Water inlet problems (IE error)

How to Identify: IE or 1E code displayed; dishwasher fails to fill with water.

Part: Water inlet valve, inlet hose, water supply

Drainage issues (OE error)

How to Identify: OE code; water remains after cycle, slow or no drainage.

Part: Drain hose, drain pump

Leakage detected (AE/E1 error)

How to Identify: AE or E1 code; water in base tray or pooling under unit.

Part: Leak sensor, hoses, seals

Heating element or thermal issues (HE, tE)

How to Identify: HE or tE code; water not heating or overheating.

Part: Heating element, thermistor

Motor or pump errors (LE, bE, CE)

How to Identify: bE, LE, CE codes; failure to wash or abnormal motor sounds.

Part: Wash pump motor, control board

Overfilling (FE error)

How to Identify: FE code; water spills or dishwasher seems too full.

Part: Float switch, inlet valve

DIY Solutions

Inspect and clear water inlet and drain hoses

Moderate 15–30 minutes

Tools Needed: screwdriver, bucket

1. Turn off and unplug dishwasher.
2. Locate and inspect the water inlet hose for kinks or blockages.
3. Straighten hose and clean any filters/screens on inlet and drain.
4. Check drain hose for kinks and remove obstructions.

⚠️ Safety First: Disconnect power before working on hoses.

Clean dishwasher filters and sump

Easy 10–20 minutes

Tools Needed: gloves, soft brush

1. Open dishwasher and remove bottom rack.
2. Locate and remove filters in sump area.
3. Clean food debris and rinse filters.
4. Reinstall filters and run a rinse cycle.

Reset dishwasher electronics

Easy 5 minutes

1. Turn off dishwasher using power button.
2. Unplug or switch off breaker for 1 minute.
3. Restore power and restart dishwasher.

⚠️ Safety First: Ensure cycle is not running before power off.

Next step

Choose the next step for error code

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

Based on diagnostic data

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

Optional: enter your model number

Apply

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

Heating Element

Heats the water or air inside the appliance to the required temperature.

$40 - $95 · Medium · 30-45 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: $50–$150

Drain pump replacement

Estimated Cost: $80–$200

Control board or sensor replacement

Estimated Cost: $150–$400

When to Call a Professional

Repeated error codes after basic checks

Water leaking under the dishwasher

Burnt smell or electrical issues

Preventive Maintenance

• Monthly clean filters and check hoses: Drain and water inlet errors
  Frequency: monthly
• Check door seal and pan for moisture: Leakage error codes
  Frequency: monthly

Frequently Asked Questions

Why is my LG Dishwasher error code?

Common causes include water inlet issues (IE), drainage problems (OE), and leakage (AE/E1).

How do I fix LG Dishwasher error code myself?

Inspect hoses, clean filters, and reset the dishwasher electronics.

How much does it cost to fix error code?

Professional repairs range from $50 for a water inlet valve to $400 for a control board replacement.

When should I call a technician for error code?

Call a technician if the issue persists after DIY troubleshooting or involves complex repairs.

References & Sources

• LG Dishwasher – Error Code List Official
• LG Dishwasher Error Codes & Fixes Repair-Blog

Common Issues Reported by Users

• Faulty Dishwasher Pump and Motor Assembly (1 mentions)
• Door latch misalignment (1 mentions)

User Suggested Solutions

1. Check door latch and ensure the machine is mounted squarely

2. Replace Dishwasher Pump and Motor Assembly

Community Discussions

error code 98 with flashing red light

Check door latch and ensure the machine is mounted squarely.

DIY View on Reddit →

BE error

Replaced the Dishwasher Pump and Motor Assembly, but the error returned after two weeks.

DIY View on Reddit →

Source: Reddit r/appliancerepair