Error code reference

LG Dishwasher Error Code F

Sensor measuring indicator - the turbidity sensor is measuring the amount of soil. After 5 minutes sensing (except draining and filling), the unit will display the processing time.

SourceLG LD-1420/1421 Series - Service Manualp. 29

LG codes LG dishwasher codes

Diagnostic procedure

The full F 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

No action required; this is not a malfunction code.

SourceLG LD-1420/1421 Series - Service Manualp. 29

Unlock with pass

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

7 manuals in the MyPros+ library document this code for LG dishwasher.

Models covered by the manuals that document this code

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The full F procedure

Where this code is documented

Models covered by the manuals that document this code

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