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F4E1

F4E1 - Wash heater relay error

Whirlpool · Smart All-in-One Washer Dryer

What does F4E1 mean?

This error suggests an issue with the relay that controls the wash heating element. The washer may not be able to heat water correctly.

Common Causes

  • Wash heater relay failure
  • Wiring issue to heater

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Unplug the washer/dryer from the power outlet.

  2. 2

    Wait for 1 minute, then plug it back in.

  3. 3

    Select a wash cycle and try to start it again.

Browse all codes in this manual (46)
Verified technical data. Last updated: April 2026

Related Faults

Display offDisplay does not turn onDoor Won't LockDoor Won’t Lock - Washer/dryer door fails to secureDoor Won't UnlockDoor Won’t Unlock - Washer/dryer door remains locked
Source: Whirlpool Smart All-in-One Washer Dryer
Open Manual (Page 26)Search more codes in this manual