Whirlpool · Dryer Serious

F72 through F78 — Whirlpool Dryer F72-F78 — User Interface Diagnostic Codes

Range of related user-interface diagnostic codes. Each indicates a specific UI fault detected by the main control — generally pointing at the user interface board or its harness.

Keep using it?
Limited use only
DIY difficulty
Moderate

How to fix it

  1. Power-cycle at the breaker for 5 minutes; restore and try a Timed Dry.
  2. If code persists, unplug the dryer, open the console, and reseat the UI-to-main-board harness.
  3. Replace the user interface control board.
  4. If still posting an F7x code after a new UI, replace the main control board.

Why it happens

Typical signs: F72, F73, F74, F75, F76, F77, or F78 on display · Console unresponsive or partly working · Cycle won't start

  • Failed user interface board Any of these codes typically end up needing the UI board replaced.
  • Loose / damaged UI harness Connector between UI and main control has worked loose or been damaged.
  • Firmware glitch Sometimes clears with a hard power-cycle.

Parts you may need

If diagnosis points to a failed part, these are the common replacements. As an Amazon Associate we earn from qualifying purchases.

  • User interface control board Common replacement
    Amazon →

More Whirlpool dryer codes

AF AF — Airflow Restriction E1 E1 — Exhaust Thermistor Open/Shorted E2 E2 — Outlet (Exhaust) Thermistor Shorted Err Err — Door Not Fully Closed F01 F01 — Main electronic control board failure F02 F02 — User Interface / Keypad Failure

All Whirlpool codes → All dryer codes →

Frequently asked questions

What does the F72 through F78 code mean on a Whirlpool dryer?

Range of related user-interface diagnostic codes. Each indicates a specific UI fault detected by the main control — generally pointing at the user interface board or its harness.

What causes the F72 through F78 code on a Whirlpool dryer?

Failed user interface board: Any of these codes typically end up needing the UI board replaced. Loose / damaged UI harness: Connector between UI and main control has worked loose or been damaged. Firmware glitch: Sometimes clears with a hard power-cycle.

Is it safe to keep using a Whirlpool dryer with a F72 through F78 error?

Limited use only. This is rated a serious-severity fault.

How do I fix F72 through F78 on a Whirlpool dryer?

Power-cycle at the breaker for 5 minutes; restore and try a Timed Dry. If code persists, unplug the dryer, open the console, and reseat the UI-to-main-board harness. Replace the user interface control board.

Always unplug an appliance before servicing it. This guide is for informational purposes and is not a substitute for a qualified technician.