LG Oven / Range Error Code F20
F20 on a LG oven / range usually means: F20 indicates a Door Locking System Failure (Lower Oven). On a LG Oven / Range, code F20 points to the door lock.
Fix it fast: Manufacturer troubleshooting steps. Full ranked steps below.
- Likely part
- door lock
- Fault type
- mechanical
How to fix F20 — ranked steps
Try these in order. Stop when the code clears.
-
1 Manufacturer troubleshooting steps
DIY- Press the CLEAR/OFF key and try the original function again.
- If the error code reappears, turn the circuit breaker to the unit off and wait 30 seconds before turning it back on.
Other LG Oven / Range codes
The upper oven door locking system failed. On a LG Oven / Range, code F10 points to the door lock.
Sabbath mode is active. On a LG Oven / Range, code 5B points to the control system.
The upper oven thermistor is reporting a fault. On a LG Oven / Range, code F1 points to the oven thermistor.
An oven sensor fault was detected. On a LG Oven / Range, code F16 points to the oven sensor.
The upper oven thermistor is reporting a fault. On a LG Oven / Range, code F2 points to the oven thermistor.
A touch pad sensor key error was detected. On a LG Oven / Range, code F3 points to the touch pad.
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