Which part is usually at fault for LG error F56?

The most commonly implicated component is the griddle element.

What is the first thing to try for LG error F56?

Cycle the circuit breaker; request service if the griddle heating error returns.

Error F56 Degraded US market

F56 on a LG oven / range usually means: A griddle heating error was detected. On a LG Oven / Range, code F56 points to the griddle element.

Fix it fast: Reset at the breaker. Full ranked steps below.

Manufacturer source Updated Oct 17, 2026 View source

Try these in order. Stop when the code clears.

1 Reset at the breaker
Easy
- Cycle the circuit breaker; request service if the griddle heating error returns.
Source

An upper oven heating error was detected. On a LG Oven / Range, code F6 points to the heating element.

The sous vide function is not heating properly. On a LG Oven / Range, code F69 points to the sous vide element.

The upper oven is not heating properly. On a LG Oven / Range, code F9 points to the heating system.

F5 indicates a Lower Oven Thermistor Error. On a LG Oven / Range, code F5 points to the thermistor.

F19 indicates an Oven Heating Error. On a LG Oven / Range, code F19 points to the thermistor.

F34 indicates a Front Induction Burner Temperature Sensor Error. On a LG Oven / Range, code F34 points to the thermistor.

Have a different code? Look it up instantly.