LG Error Code and Repair Guides - 42 Guides
LG appliance and HVAC troubleshooting hub with 42 guides for fault codes, alarms, symptoms, parts checks, and repair decisions.
Use this page when your LG washer, dryer, dishwasher, refrigerator, oven, range, microwave, or HVAC unit is showing a fault. Start with the exact model and code, then open the matching guide to diagnose latches, pumps, valves, sensors, fuses, boards, airflow, ignition, or communication problems before you order parts or book service.
Tip: search the exact brand, model, appliance type, and code together, for example "LG washer F1" or "LG refrigerator not cooling".
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LG FAQ
Where should I start with LG error codes?
Start with the exact LG model and displayed code or alarm, then open the closest guide on this page. Match the symptom, recent service history, and any secondary codes before resetting the equipment or ordering parts.
Do LG fault codes always mean a bad control board?
No. Many LG codes point to airflow, water flow, sensors, wiring, power quality, filters, switches, or operating conditions. Check the simple causes in the guide before replacing an expensive board.
When should I stop troubleshooting a LG fault myself?
LG appliance and HVAC faults can involve live voltage, hot surfaces, water leaks, gas ignition, refrigerant, or model-specific board and harness problems. Stop and use the repair checklist or compare service options when the guide points to gas, refrigerant, line voltage, sealed-system work, water near wiring, or repeated faults after a reset.
| Error Code | What It Means | Guide |
|---|---|---|
| LG Dryer E1 and tE1 Error Code | Thermistor Checks | Fix → |
| LG Microwave Door Error Code | Door Switch and Latch Checks | Fix → |
| LG Range HE Error Code | Oven Heating Checks | Fix → |
| LG Refrigerator Error Codes and Cooling Fixes | LG refrigerator code guide for Er FF, Er FS, Er IF, defrost, sensor, fan, ice-maker, and cooling faults, with reset and airflow checks. | Fix → |
| LG Refrigerator Water Filter Replacement | Match the Right Filter | Fix → |
| LG Dryer D80 Error Code | Duct Blockage Fix | Fix → |
| LG Dryer PF Error Code | Power Failure Fix | Fix → |
| LG Mini Split CH Error Codes | LG mini split error codes: every CH code with meaning, causes, and fixes for LG Art Cool, Dual Inverter, and multi-zone systems. | Fix → |
| LG Multi V VRF Error Codes | CH Indoor and Outdoor Faults | Fix → |
| LG Portable AC Error Codes CH, FL, and E4 | LG portable AC guide for CH sensor faults, FL and E4 drain problems, filter airflow issues, thermistors, drain hoses, and exhaust hose checks. | Fix → |
| LG Refrigerator Er FF Error Code | Freezer Fan Fix | Fix → |
| LG Washer IE Error Code | Water Inlet Error Fix | Fix → |
| LG Washer OE Error Code | Drain Error Fix | Fix → |
| LG Washer Stops Mid Cycle | LG washer stops mid cycle? Check drain flow, load balance, water supply, door lock, motor sensor, control faults, and simple fixes before parts. | Fix → |
| LG Washer UE Error Code | Unbalanced Load Fix | Fix → |
| LG Dishwasher AE Error Code | Leak Fix | Fix → |
| LG Microwave Error Codes: F-3, F-4, and F-19 Fix Guide | LG microwave F-3, F-4, F-19, F-14, and F-11 codes point to keypad shorts, humidity sensors, heating failure, voltage, or inverter communication. | Fix → |
| LG Mini Split CH01 Error Code | Causes & Fix | Fix → |
| LG Mini Split CH02 Error Code | Causes & Fix | Fix → |
| LG Mini Split CH10 Error Code | Causes & Fix | Fix → |
| LG Mini-Split CH05 Error Code | Causes & Fix | Fix → |
| LG Mini-Split CH21 Error Code | Outdoor Unit High Pressure | Fix → |
| LG Mini-Split CH22 Indoor Fan Motor | LG mini-split CH22 guide for indoor fan motor lock, overcurrent, wiring checks, blower faults, PCB checks, and repair decisions. | Fix → |
| LG Mini-Split CH26 Error Code | CT Sensor Fault | Fix → |
| LG Mini-Split CH34 Error Code | Causes & Fix | Fix → |
| LG Mini-Split CH38 Error Code | Causes & Fix | Fix → |
| LG Mini-Split CH67 Error Code | Causes & Fix | Fix → |
| LG Oven Error Codes: F3, F9, and F5 Fix Guide | LG oven F3, F9, F5, F1, and CL codes point to temperature sensors, heating failure, board communication, keypad faults, or child lock. | Fix → |
| LG Range F3 and F5 Error Codes | Fix LG range F3 (oven temperature sensor) and F5 (locking motor) error codes with these DIY troubleshooting solutions. | Fix → |
| LG Range F3 Error Code | Oven Temperature Sensor Fault | Fix → |
| LG Range F9 Error Code | Power Surge and Frequency Fault | Fix → |
| LG TV Error Codes, Red Blinks, and Wi-Fi Faults | LG TV guide for 3-blink power faults, Error 202/300 Wi-Fi issues, no-picture symptoms, power resets, DNS checks, and board failures. | Fix → |
| LG Washer dE Error Code | Door Error Fix | Fix → |
| LG Washer Error Codes: OE, UE, LE, and IE Fix Guide | LG washer OE, UE, IE, LE, dE, and PE codes point to drain, balance, inlet-water, motor-lock, door-latch, or pressure-sensor faults. | Fix → |
| LG Washer FE Error Code | Overfill Error Fix | Fix → |
| LG Washer LE Error Code | Motor Error Fix | Fix → |
| LG Washer PE Error Code | Pressure Sensor Fix | Fix → |
| LG Washer tE Error Code | Thermistor Error Fix | Fix → |
| LG Window AC CH01 Error Code | Thermistor Fault Fix | Fix → |
| LG Window AC CH02 Error Code | Indoor Thermistor Fault | Fix → |
| LG Window AC CH05 Error Code | Condenser Thermistor Fault | Fix → |
| LG Window Air Conditioner Error Codes | Complete Fix Guide | Fix → |