Error code reference

Whirlpool Microwave Error Code F3E4

Main oven powered accessory (PA) sensor open or shorted.

SourceWhirlpool Microwave - Tech Sheet: Service Diagnostics (W10903417A)p. 13-14

Whirlpool codes Whirlpool microwave codes

Diagnostic procedure

The full F3E4 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

Refer to Powered Accessory Test Procedure to check sensor(s) and element(s) for short to ground, then measure resistance of sensor between J3-1 and J3-2 (1000-1200 ohms at 77°F/25°C).

SourceWhirlpool Microwave - Tech Sheet: Service Diagnostics (W10903417A)p. 13-14

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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

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

Models covered by the manuals that document this code

More models are covered than are listed here.

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The full F3E4 procedure

Where this code is documented

Models covered by the manuals that document this code

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