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Error F59 Degraded US market

LG Oven / Range Error Code F59

F59 on a LG oven / range usually means: F59 indicates an Griddle Is Not Heating Properly. On a LG Oven / Range, code F59 points to the thermistor.

Fix it fast: Manufacturer troubleshooting steps. Full ranked steps below.

Likely part
thermistor
Fault type
heating
Manufacturer source Updated Oct 17, 2026 View source

How to fix F59 — ranked steps

Try these in order. Stop when the code clears.

  1. 1 Manufacturer troubleshooting steps

    DIY
    • Turn the circuit breaker to the unit off and wait 30 seconds before turning it back on.

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