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Error code reference

KitchenAid Microwave Error Code FAIL 4

Convection thermistor is outside its maximum operating range (open or shorted), displayed 3 minutes after Bake, Broil, or Roast cycle starts.

SourceTech Sheet 3184524 - Appliance Service Reference (Rev B)p. 1

KitchenAid codesKitchenAid microwave codes
Diagnostic procedure

The full FAIL 4 procedure

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MyPros+ · DiagnosticsStep 1 preview
1
First diagnostic step
Check thermistor resistance between pins 3 and 4 (pink wires) on 8-pin connector; expect 155K to 350K ohms.

SourceTech Sheet 3184524 - Appliance Service Reference (Rev B)p. 1

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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

3 manuals in the MyPros+ library document this code for KitchenAid microwave.

Models covered by the manuals that document this code

More models are covered than are listed here.

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