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F4E1

Maytag Dryer

Severity: Moderate

Source: OnlyErrorCodes.com — Every error code. One place.

Maytag Dryer F4E1 Error — Inlet Thermistor

What Does This Error Mean?

F4E1 on a Maytag dryer means the inlet thermistor has registered as open-circuit — the sensor wiring is disconnected, the connector is loose, or the thermistor has failed. Book service to test sensor resistance and replace if needed.

Affected Models

  • Maytag MED5630HW
  • Maytag MGDC465HW
  • Maytag MED7230HW
  • Maytag MEDB835DW
  • Maytag MGD8230HC

Common Causes

  • Sensor harness connector worked loose due to vibration
  • Damaged sensor wiring (pinched against the dryer cabinet)
  • Failed thermistor (open-circuit failure mode)
  • Burned wiring after a previous overheating event

How to Fix It

  1. Power off and unplug for 5 minutes.

    A power cycle clears soft sensor reads. F4E1 from a momentary glitch sometimes clears after restoring power. If F4E1 returns immediately, the wiring or thermistor is faulty.

  2. Inspect the rear vent.

    A blocked vent can cause overheating that damages thermistor wiring. Even though F4E1 is the immediate cause, the underlying overheating must be addressed. Clean the dryer vent from the dryer to the outside vent.

  3. Note the dryer's history.

    If F4E1 follows a known overheating event (lint clog, vent blockage), the thermistor itself may have been damaged. Note this for the technician — replacing the thermistor without addressing the vent will lead to repeat failures.

  4. Book Maytag service.

    A Maytag dryer thermistor costs USD 25–50 for the part. Labour adds USD 100–180. Total cost USD 150–230 fitted. The technician will also test the harness for damage.

When to Call a Professional

F4E1 requires opening the dryer to test the thermistor and harness. Book Maytag-authorised service.

Frequently Asked Questions

What is the difference between Maytag F4E1 and F3E1?

F3E1 is typically the moisture sensor fault (sensor strips in the drum). F4E1 is the inlet thermistor fault (temperature sensor at the heater inlet). Different sensors, different roles in the dryer. F3E1 affects auto-sense cycles; F4E1 prevents heat cycles.

Can I bypass F4E1 to dry clothes?

No — F4E1 disables heat cycles for safety. Without a working thermistor, the dryer cannot regulate heat and risks overheating. Air-only cycles may work but are ineffective for actual drying.