F4E3 Serious Easy DIY

Amana Dryer F4E3 — Restricted Airflow

Amana Dryer · Error code F4E3

What F4E3 Means

F4E3 means the dryer detected restricted airflow through the exhaust — an airflow and fire-safety warning.

Symptoms

  • Long drying times
  • F4E3 on the display

Common Causes

1
Clogged lint screen

A lint-loaded screen chokes airflow — clean every load.

2
Clogged, crushed, or too-long vent

Lint buildup or a crushed/over-long exhaust duct.

How to Fix It

  1. Clean the lint screen.
  2. Disconnect and clean the full exhaust duct out to the exterior vent.
  3. Replace crushed flexible duct with rigid/semi-rigid duct and confirm the outside flap opens.

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.

Common replacement Dryer Vent Cleaning Kit View on Amazon→

More Amana Dryer Codes

AF AF — Restricted Air Flow dET dET — Detergent Detected (washer-dryer combo / steam models) E1 E1 — Thermistor Open (legacy display) E2 E2 — Thermistor Shorted (legacy display) Ed Ed — End of cycle / drying complete indication issue F01 F01 — Main Control Board Failure

All Amana codes → All dryer codes →

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