Error code reference

KitchenAid Microwave Error Code F3E1

Lower main oven temperature sensor shorted or open.

SourceKitchenAid Microwave/Oven Combo - Job Aid: KAC-46 (KEMS308S, KEMS378S)p. 6-4

Diagnostic procedure

The full F3E1 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
1
First diagnostic step
Enter diagnostic mode, verify cavity temperature on Screen 1; if dashes appear, check sensor connection at P2 on appliance manager.

SourceKitchenAid Microwave/Oven Combo - Job Aid: KAC-46 (KEMS308S, KEMS378S)p. 6-4

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

6 manuals in the MyPros+ library document this code for KitchenAid microwave.

Models covered by the manuals that document this code

More models are covered than are listed here.

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