24/7/365 Emergency

LG Error Codes

Common error codes our technicians see in the field. Find your code, learn what it means, and book a diagnostic if you need one.

Licensed 2136098-DCWP

3-Month Warranty

Insured

24/7/365 emergency response

Office hours Mon–Sun 8am–9pm (EDT)

2022

Serving Since

24/7/365

Emergency

Service-call pricing

FREE with repair — every tier goes toward your repair, $0 extra.

Standard
Most appliances + brands
$99
Luxury
High-end (Sub-Zero, Wolf, Miele, BlueStar, Thermador, etc.)
$119
Commercial
Walk-in coolers, commercial laundry, restaurant equipment
$149

Warranty: 3-month parts, 3-month labor. Technician quotes the repair on-site before any work.

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Below are 29 common LG error codes our technicians see in the field, ordered by severity. Find your code, see what it typically means, and call us if you need expert help. transparent service-call pricing (applied to repair).

Critical (5)

— food spoiling, safety, or appliance unusable
CodeWhat it means
E6Heating Element Failure
Models: LG ThinQ, InstaView, TwinWash
Fix: Technician will test and replace the heating element.
E9Water Leak Detected
Models: LG ThinQ, InstaView, TwinWash
Fix: Technician will inspect water inlet valve, drain hose, and tub seal for leaks.
F2Main Control Board Fault
Models: LG ThinQ, InstaView, TwinWash
Fix: Technician will diagnose and replace the main control board.
F7Heating Element Fault
Models: LG ThinQ, InstaView, TwinWash
Fix: Technician will test and replace the heating element.
OEWater Leak Detected
Models: LG ThinQ, InstaView, TwinWash
Fix: Technician will inspect water inlet valve, drain hose, and tub seal for leaks.

Important (19)— needs service within days

CodeWhat it means
dEDoor Error
Models: LG ThinQ, InstaView, TwinWash
Fix: Technician will inspect door latch, lock mechanism, and door switch.
E1Water Level Sensor Fault
Models: LG ThinQ, InstaView, TwinWash
Fix: Technician will inspect and replace the water level sensor.
E2Drain Hose Issue
Models: LG ThinQ, InstaView, TwinWash
Fix: Technician will check for kinks or blockages in the drain hose.
E3Motor Overload or Fault
Models: LG ThinQ, InstaView, TwinWash
Fix: Technician will inspect motor, drive belt, and control board.
E4Door Lock Malfunction
Models: LG ThinQ, InstaView, TwinWash
Fix: Technician will inspect and replace the door lock assembly.
E5Water Supply Issue
Models: LG ThinQ, InstaView, TwinWash
Fix: Technician will check water pressure, inlet valve, and hoses.
E7Temperature Sensor Fault
Models: LG ThinQ, InstaView, TwinWash
Fix: Technician will inspect and replace the temperature sensor (thermistor).
E8Drain Pump Malfunction
Models: LG ThinQ, InstaView, TwinWash
Fix: Technician will inspect and clean or replace the drain pump.
F1Communication Error
Models: LG ThinQ, InstaView, TwinWash
Fix: Technician will check wiring harness and main control board.
F3User Interface Board Fault
Models: LG ThinQ, InstaView, TwinWash
Fix: Technician will inspect and replace the user interface control panel.
F4Motor Control Board Fault
Models: LG ThinQ, InstaView, TwinWash
Fix: Technician will inspect and replace the motor control board.
F5Pressure Sensor Fault
Models: LG ThinQ, InstaView, TwinWash
Fix: Technician will inspect and replace the pressure sensor.
F6Water Level Sensor Fault
Models: LG ThinQ, InstaView, TwinWash
Fix: Technician will inspect and replace the water level sensor.
F8Drain Pump Fault
Models: LG ThinQ, InstaView, TwinWash
Fix: Technician will inspect and clean or replace the drain pump.
F9Door Lock Fault
Models: LG ThinQ, InstaView, TwinWash
Fix: Technician will inspect and replace the door lock assembly.
FEWater Fill Error
Models: LG ThinQ, InstaView, TwinWash
Fix: Technician will check water level sensor, inlet valve, and air dome.
IEWater Inlet Error
Models: LG ThinQ, InstaView, TwinWash
Fix: Technician will check water supply, inlet valve, and water pressure.
LEMotor Lock Error
Models: LG ThinQ, InstaView, TwinWash
Fix: Technician will inspect motor, drive system, and control board.
tETemperature Error
Models: LG ThinQ, InstaView, TwinWash
Fix: Technician will check temperature sensor (thermistor) and heating element.

Minor (5)— quality of life issue, can wait

CodeWhat it means
CLChild Lock Activated
Models: LG ThinQ, InstaView, TwinWash
Fix: Technician will guide user on disabling Child Lock or check control panel.
PFPower Failure During Cycle
Models: LG ThinQ, InstaView, TwinWash
Fix: Technician will check power supply and internal connections.
POPower Error / Surge Detected
Models: LG ThinQ, InstaView, TwinWash
Fix: Technician will check power supply stability and internal wiring.
SdSuds Detected
Models: LG ThinQ, InstaView, TwinWash
Fix: Technician will check for excessive detergent use or drain system issues.
UEUnbalanced Load Detected
Models: LG ThinQ, InstaView, TwinWash
Fix: Technician will check load distribution, suspension, and motor for issues.

Code matches a symptom? Read the diagnostic guide

LG codes often correspond to a broader appliance issue. Match your code to a symptom below:

Don't see your LG code?

Call us — we've seen most LG codes in the field. transparent service-call pricing (applied to repair).

Error code meanings are based on field observation by our technicians. Some codes may indicate multiple underlying issues — a diagnostic visit confirms the root cause. We are an independent appliance repair service and not affiliated with LG or its parent manufacturer. Codes shown reflect common scenarios across the LG product line; specific behavior may vary by model year and configuration.

How our repair process works

Five steps from your first call to the warranty receipt. No surprises.

  1. 1

    Inspection

    Your technician examines the appliance, listens to your description, and notes the model + serial for parts lookup. Visual + audio-based diagnostics first — non-invasive.

  2. 2

    Diagnostics

    Targeted tests on the failing subsystem (compressor, control board, heating element, motor, etc.) to identify the exact root cause. You get a clear explanation, not jargon.

  3. 3

    Fix decision

    Up-front estimate before any work begins: cost, parts, and the realistic likelihood of success vs. recommending replacement on an old or uneconomical unit. You decide.

  4. 4

    Operational test

    After the repair we run the appliance through its normal cycle on-site — never "it should work now, call us if it doesn't." You sign off when it's actually working.

  5. 5

    Warranty + consultation

    Receipt with warranty terms in writing. Plus a quick walkthrough of how to extend the appliance's life (filter cleaning, drain maintenance, etc.) — included free.

What our customers say

Excellent5.0Verified Google Reviews
View all on Google
Jan Horodyski

Jan Horodyski

in the last week
Google

I am so happy with the service. Next day appointment, excellent communication and the technician was great!

Jf Finko2

Jf Finko2

in the last week
Google

Professional, knowledgeable totally would use them again.

Yolanda Howard

Yolanda Howard

in the last week
Google

They came out the first time fixed the wine cooler . Then something else went wrong but they came out a fixed the situation right away. They are reliable and professional .

Michael Haughton

Michael Haughton

a week ago
Google

Great Service! Max came out and fixed the issue with my dryer same day. If your looking for appliance repair look no further !

Dipal Shah

Dipal Shah

3 weeks ago
Google

My husband called them to help fix our washer / dryer but we ended up using them to fix the gasket on our refrigerator. Very friendly, knowledgeable and prompt service. Very clean as well ! Would highly recommend for all your appliance fixing needs !

Sokol B

Sokol B

a week ago
Google

It took only 10 min to setup an appointment. The next day their technician showed up on time and was very courteous and was able to troubleshoot the issue within a few minutes. Definitely will recommend and use again for any appliance repair. Thank you.

Hours of Operation(all times EDT)

Mon8am–9pm EDT
Tue8am–9pm EDT
Wed8am–9pm EDT
Thu8am–9pm EDT
Fri8am–9pm EDT
Sat8am–9pm EDT
Sun8am–9pm EDT
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