Error code reference

LG Cooktop Error Code F-1

Fault with thermistor or Micom (microcomputer).

SourceLG RADIANT Cooktop - Installation Guide (LCE3081ST, LCE3681ST)p. 30

Diagnostic procedure

The full F-1 procedure

Step 1 is visible so you can confirm you are on the right page. The remaining steps, the ones that tell you whether to actually replace a part, unlock with any pass.

MyPros+ · DiagnosticsStep 1 preview

First diagnostic step

Turn the cooktop off using the Power ON/OFF. Turn cooktop back on using the Power ON/OFF.

SourceLG RADIANT Cooktop - Installation Guide (LCE3081ST, LCE3681ST)p. 30

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More steps, wiring diagram references, and verified part numbers

Includes expected resistance and voltage values, connector pinouts, and supersession notes for replacement parts.

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Where this code is documented

5 manuals in the MyPros+ library document this code for LG cooktop.

Models covered by the manuals that document this code

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The full F-1 procedure

Where this code is documented

Models covered by the manuals that document this code

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