Error code reference

Whirlpool Dryer Error Code f:20

Heater failure: no voltage detected at the heater relay (appears ONLY in Diagnostic Test Mode).

SourceWhirlpool Dryer - Tech Sheet: Diagnostics & Service (W10298850)p. 8

Diagnostic procedure

The full f:20 procedure

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MyPros+ · DiagnosticsStep 1 preview

First diagnostic step

Check that the wires are plugged in on the heater element and at the relay on the electronic control.

SourceWhirlpool Dryer - Tech Sheet: Diagnostics & Service (W10298850)p. 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

64 manuals in the MyPros+ library document this code for Whirlpool dryer.

Models covered by the manuals that document this code

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The full f:20 procedure

Where this code is documented

Models covered by the manuals that document this code

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