Error code reference

Frigidaire Microwave Error Code LOCKED

The control panel has been locked to prevent accidental use; an 'L' is displayed.

SourceFrigidaire Microwave Oven - Service Manual (GLMB186, PLMB186)p. 32

Frigidaire codes Frigidaire microwave codes

Diagnostic procedure

The full LOCKED 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

Press and hold CLEAR/OFF for about 3 seconds to unlock the control.

SourceFrigidaire Microwave Oven - Service Manual (GLMB186, PLMB186)p. 32

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

4 manuals in the MyPros+ library document this code for Frigidaire microwave.

Models covered by the manuals that document this code

More models are covered than are listed here.

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The full LOCKED procedure

Where this code is documented

Models covered by the manuals that document this code

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