Error code reference

Whirlpool Dishwasher Error Code 12-4

Antenna A problem - loose connection in Antenna A circuit (Dishwasher).

SourceWhirlpool Dishwasher - Job Aid: 6th Sense Live Connected Smart Appliancesp. 4-7

Whirlpool codes Whirlpool dishwasher codes

Diagnostic procedure

The full 12-4 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

Unplug appliance or disconnect power and check all connections in Antenna A circuit. Fix/replace Antenna A.

SourceWhirlpool Dishwasher - Job Aid: 6th Sense Live Connected Smart Appliancesp. 4-7

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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

2 manuals in the MyPros+ library document this code for Whirlpool dishwasher.

Models covered by the manuals that document this code

More models are covered than are listed here.

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The full 12-4 procedure

Where this code is documented

Models covered by the manuals that document this code

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