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 & Insured

2012

Serving Since

Warranty

Emergency response available

Mon–Fri 8am–6pm · Sat 9am–4pm · Sun 9am–5pm (EDT)

2012

Serving Since

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.)
$125
Commercial
Walk-in coolers, commercial laundry, restaurant equipment
$175

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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

Excellent4.8Verified Google Reviews
Israel Cortes

Israel Cortes

3 months ago
Google

Quick response to my service request, called back in minutes. When the tech Alex arrived, quickly diagnosed the issue, provided a quote and even showed me the part prices. Replaced the bad parts and tested it out. Couldn’t really as for much more.

Mirta F Gonzalez

Mirta F Gonzalez

4 months ago
Google

I highly recommend this company. Alex did an excellent job. Alex was very nice and respectful. He left the are spotless clean and dry. I highly recommend him to do any repairs on your appliances. Thank you Alex for a great job

Mirta Gonzalez

Mirta Gonzalez

4 months ago
Google

QRAppliancerepair was recommended by my neighbor. Alex was very pleasant to chat with. He was very respectful and very polite. Alex showed me what the problem was, gave me a price and once I approved it he started to work on it right away. Alex did an outstand…

Aidan Palmer

Aidan Palmer

5 months ago
Google

Alex did a great job fixing my Maytag washing machine. He came and diagnosed it in under 20 minutes, and came back and fixed it within the same day! Would recommend, they provide quality affordable service.

Jessica Miller

Jessica Miller

6 months ago
Google

Oleksandr did a great job repairing my washing machine. Everything was done carefully and professionally. Thank you so much!

Hours of Operation(all times EDT)

Mon8am–6pm EDT
Tue8am–6pm EDT
Wed8am–6pm EDT
Thu8am–6pm EDT
Fri8am–6pm EDT
Sat9am–4pm EDT
Sun9am–5pm EDT
Same-Business-Day Response Available — call before noon for priority scheduling in your service area.
Weekend Service Available— we work Saturday and Sunday for operators who can't wait until Monday.
Office hours: Mon–Fri 7:30am–4:30pm EDT. Emergency dispatch available 24/7/365.

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