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Error code reference
Whirlpool Microwave Error Code F7E4
Conductivity sensor not connected.
SourceWhirlpool Microwave - Tech Sheet: Service & Diagnosticsp. 8
Diagnostic procedure
The full F7E4 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 (OFF, OFF, START) on lower oven display, press ERROR CODE to verify, then unplug oven and check P9 connector on user interface and conductivity sensor connector for firm insertion.
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
75,000+ service documents · 20,000+ error codes · 100+ brands
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