Whirlpool · Dryer Critical

F4E1 — Heater or Heater Relay Fault

Whirlpool says F4 E1 points to the heater system: there may be a problem with the heater or the heater relays.

Keep using it?
No — service first
DIY difficulty
Hard
Verified against
producthelp.whirlpool.com ↗ Whirlpool Product Help: F4 E1 - Error Code - Dryer

How to fix it

  1. Turn off the circuit breaker(s) for one minute, turn them back on, start a timed dry cycle, and watch the dryer for one minute.
  2. If F4 E1 returns, schedule service.
  3. If the dryer keeps heating when it should be off, switch off its breaker and do not use it until it has been serviced.

Why it happens

Typical signs: F4E1 on display · Dryer gets very hot even on Air Fluff / No Heat · Heating element runs after cycle ends · Hot smell from inside the cabinet

  • Heater (heating element) problem Whirlpool names the heater first for F4 E1.
  • Heater relay problem Whirlpool names the heater relays as the other possible source.

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.

  • Main electronic control board Common replacement
    Amazon →
  • Heating element Common replacement
    Amazon →

Related repair guides

Dryer Smells Like Burning — Stop and Check This →Dryer Getting Too Hot — Causes and Fixes →

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 F4E1 code mean on a Whirlpool dryer?

Whirlpool says F4 E1 points to the heater system: there may be a problem with the heater or the heater relays.

What causes the F4E1 code on a Whirlpool dryer?

Heater (heating element) problem: Whirlpool names the heater first for F4 E1. Heater relay problem: Whirlpool names the heater relays as the other possible source.

Is it safe to keep using a Whirlpool dryer with a F4E1 error?

No — service first. This is rated a critical-severity fault.

How do I fix F4E1 on a Whirlpool dryer?

Turn off the circuit breaker(s) for one minute, turn them back on, start a timed dry cycle, and watch the dryer for one minute. If F4 E1 returns, schedule service. If the dryer keeps heating when it should be off, switch off its breaker and do not use it until it has been serviced.

Always unplug an appliance before servicing it. This guide is for informational purposes and is not a substitute for a qualified technician. Verified against manufacturer documentation: producthelp.whirlpool.com.