Most Common Appliance Error Codes (Across All Brands)
Most appliance brands—such as LG, Samsung, Whirlpool, Bosch, and Haier—use different numbering systems for error codes. However, many of the underlying issues are similar across all brands and appliance types, including washing machines, refrigerators, air conditioners, microwaves, and dishwashers.
🔌 Power / Electrical Errors
These errors occur due to unstable power supply or internal electrical faults.
- Common Codes: E1, E2, F1, F2, P1, PF, U4
- Meaning: Voltage too high/low, power interruption, or board failure.
- Applies To: All appliances.
💧 Water Supply / Drainage Errors
Often related to clogged hoses, low water pressure, or faulty valves.
- Common Codes: E3, E5, OE, F5, F8, IE, 5E
- Meaning: Water inlet, drainage, or leakage issue.
- Applies To: Washing machines, dishwashers.
🌡️ Temperature / Sensor Errors
- Common Codes: E6, E7, F3, F4, tE, H1, HE, H2
- Meaning: Faulty temperature sensor or overheating.
- Applies To: Refrigerators, air conditioners, dryers, ovens.
⚙️ Motor / Drive Errors
- Common Codes: LE, E9, E51, F06, E10, E20
- Meaning: Motor not rotating or communication failure.
- Applies To: Washers, dryers, dishwashers, air conditioners.
💨 Airflow / Cooling Errors
- Common Codes: E1, F1, CH05, H6, EC
- Meaning: Faulty fan, poor airflow, or overheating.
- Applies To: Air conditioners, refrigerators, dryers.
💻 Communication / Control Board Errors
- Common Codes: E0, E99, EC, F9, U4, CF
- Meaning: Communication failure between main PCB and display.
- Applies To: All smart appliances.
🧠 Door / Lid / Safety Lock Errors
- Common Codes: dE, DL, E01, F22, LC, E4
- Meaning: Door not closed properly or lock malfunction.
- Applies To: Washers, dryers, dishwashers, ovens.