Error code reference

Whirlpool Microwave Error Code F4E8

Microwave Oven Humidity Sensor Error.

SourceWhirlpool Microwave - Service Manual: W11382178 Technical Referencep. 8

Whirlpool codes Whirlpool microwave codes

Diagnostic procedure

The full F4E8 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

Check P23 connection on Microwave Appliance Manager. Disconnect P23 and measure resistance between pins 3-1 and pins 3-2 (~2800 ohms each at 77°F ± 10°F). Check for short to ground.

SourceWhirlpool Microwave - Service Manual: W11382178 Technical Referencep. 8

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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

26 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 F4E8 procedure

Where this code is documented

Models covered by the manuals that document this code

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