WDT730PAHZ Error Codes — Whirlpool Dishwasher

🏷️ Model: WDT730PAHZ 📅 Production: 2018–2022 🍽️ Type: Dishwasher

Top-control model with third rack. F9E1 (drain) and F6E4 (float switch) are the leading codes; both display as flash patterns on models without a digit display.

Most Common Codes on the WDT730PAHZ

F9E1

Drain pump failure — dishwasher not draining

⚠ High Severity

F6E4

Wash heater or heating element failure

⚠ High Severity

F8E4

Water level fault — float switch tripped or level reading invalid

⚠ High Severity

F2E2

Keypad error — control panel not communicating

⚠ Medium Severity

All Other Whirlpool Dishwasher Codes

The WDT730PAHZ can also display any of the standard Whirlpool dishwasher codes:

F3E1 Thermistor failure — low resistance reading F3E2 Thermistor failure — high resistance / open circuit F6E1 Water heating failure — not reaching target temperature F7E1 Circulation pump motor error CAL Calibration needed — sensor recalibration required

💡 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 Whirlpool dishwasher code list.

← All Whirlpool Dishwasher Error Codes ← All Models