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Error code reference
Whirlpool Cooktop Error Code F-40 E-XX
Power control board failure error where XX will describe one of 13 possible causes (Type 1 or Type 2 failure).
SourceWhirlpool Cooktop - Tech Sheet: Diagnostics & Error Codes (W10478476)p. 3
Diagnostic procedure
The full F-40 E-XX 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
Disconnect power and check that the cable between the User Interface and the power control board is not damaged and is firmly plugged in.
SourceWhirlpool Cooktop - Tech Sheet: Diagnostics & Error Codes (W10478476)p. 3
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
1 manual in the MyPros+ library documents this code for Whirlpool cooktop.
Models covered by the manuals that document this code
75,000+ service documents · 20,000+ error codes · 100+ brands
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