KDTM404KPS Error Codes — KitchenAid Dishwasher

🏷️ Model: KDTM404KPS 📅 Production: 2020–present 🍽️ Type: Dishwasher

Top-control model with FreeFlex third rack. Whirlpool platform — codes read as blink-pattern pairs; 7-1 heater faults stop the dry cycle.

Most Common Codes on the KDTM404KPS

7-1

Drain pump failure — dishwasher not draining

⚠ High Severity

6-2

Stuck relay on control board

⚠ High Severity

1-1

Thermistor failure — water temperature sensor fault

⚠ Medium Severity

💡 Tip: Your model's serial sticker (door frame, rim, or back panel) confirms the exact model number. Codes can differ between revisions of the same model line — if a code on your display isn't listed here, check the full KitchenAid dishwasher code list.

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