WFW6605MW0 Whirlpool Front Load Washer

We’re looking at the Whirlpool WFW6605MW0 today, and I’ll go through the bevy of error codes for this model. Don’t let the high number of error codes worry you, however. This machine has a lot going on under the hood. As an owner of this machine, I’m sure you already know!

This machine is a newer model with the display built into the door. It’s handy, convenient, and best of all, it’s not subject to spills or, as in the old days, buttons getting stuck thanks to the touchpad.

Another good feature of this machine is the “Load and Go” feature. You can fill the soap dispenser and the machine will use what it needs for every wash without having to add soap for each one separately.

My experience with this model is that it’s dependable and rarely has an issue. But that’s not to say it won’t. I would like to say you’ll never have a problem, but it is a machine after all, and they will break at some point.

That’s why I’m writing this today. That is, to help with troubleshooting via error codes, should the need arise. Remember, if you get stuck on a problem Neli is here to help. Just book an appointment and we’ll be in touch.

Ok, let’s get started…

Service and Fault Codes header

F0El or “rL” – Load detected during Clean Washer cycle
During the cleaning cycle, a load was detected inside the drum. Remove Load and restart the Clean Washer cycle.

  • Load inside the washer during clean cycle.
  • Mechanical friction on drive mechanism or drum.

F0E2 – Oversuds or “Sd”
Fault is displayed when the pressure sensor detects rising suds level. The ACU will flush water in an attempt to clear suds. If the water flush is unable to correct the problem, this may indicate:

  • Not using HE detergent.
  • Excessive detergent usage.
  • Check pressure hose connection from tub to ACU. Is hose pinched, kinked, plugged, or leaking air?

F0E5 – Off Balance Load or “ob”
Fault is displayed when an off-balance condition is detected.

  • Load unbalanced or too large.
  • Load is tightly packed in washer.
  • Washing single items.
  • Balance single item, such as a rug or jeans, with a few extra items.

F0E5 – Off Balance Load or “ob”
Fault is displayed when an off-balance condition is detected.

  • Load unbalanced or too large.
  • Load is tightly packed in washer.
  • Washing single items.
  • Balance single item, such as a rug or jeans, with a few extra items.

F1E1 – Appliance Control Unit Fault
Indicates an ACU fault.

  • Try recycling power to washer.

F1E2 – Appliance Control Unit Fault
Indicates a fault of the motor control section of the ACU.

  • Try recycling power to washer.

F3E1 – Water Level Sensor Fault
Fault is displayed when the ACU detects an out-of-range pressure signal.

  • Is the pressure hose connection from the tub to the pressure switch pinched, kinked, plugged, or leaking air?

F3E1 – Water Level Sensor Fault
Fault is displayed when the ACU detects an out-of-range pressure signal.

  • Is the pressure hose connection from the tub to the pressure switch pinched, kinked, plugged, or leaking air?

F3E2 – Wash NTC Fault
Fault is displayed if wash temperature sensor is out of range, or open circuit or short circuit is detected.

F3E5 – Dry NTC Fault
Fault is displayed if dry temperature sensor is out of range, or open circuit or short circuit is detected. The wash function is still operable, but the dry function will not operate.

F3E6 – Accelerometer Fault
Fault is displayed if the Accelerometer failed self-test or experienced orientation error.

  • Replace the Appliance Control Unit (ACU).

F4E1 – Wash heater relay error or no feedback signal
Error is generated when the ACU cannot detect the temperature rise of the wash heater.

F4E2 – Heater Not Turning On
Fault is displayed when the heater has not been turned on.

  • Wash heater relay is not closed.

F4E4 – Vent Fan Motor Fault or Dry Blower Motor Fault
Fault is displayed if open circuit or short circuit of Vent Fan or Dry Blower Motor is detected (component fault is based on model tested).

F5E1 – Door Switch Fault
Fault is displayed when the following condition occurs.

  • Door switch is open while the door is locked for more than 5 seconds.

F5E2 – Door Lock Will Not Lock or Door Lock Failure
Fault is displayed when one of the following conditions occur:

  • Door will not close completely due to interference.
  • ACU detects open door switch when attempting to lock.
  • ACU cannot determine if door lock is in a locked state.

F5E3 – Door Unlock Failure

  • Fault is displayed when one of the following conditions occur:
  • The washer is unable to unlock the door.
  • ACU cannot determine if door lock is in an unlocked state

F5E4 or “dr” – Door Not Open Between Cycles
Fault is displayed when one of the following conditions occur:

  • User presses START with door open.
  • User presses START after a predetermined number of consecutive washer cycles without opening the door.
  • The ACU cannot detect the door switch opening and closing properly.

F6E1 – Communication Error: ACU Cannot Hear HMI
Fault is displayed when communications between the HMI and ACU has not been detected.

  • Try recycling power to washer.

F6E2 – Communication Error: HMI Cannot Hear ACU
Fault is displayed when communications between the HMI and ACU has not been detected.

  • Try recycling power to washer.

F6E3 – No Communication between the ACU and MCU.
Fault is displayed when communications between the ACU and Motor Controller has not been detected.

  • Try recycling power to washer.

F7E2 – Motor Control/Internal Fault
Fault is displayed when the ACU has detected a problem with the motor.

  • Try recycling power to washer.
  • Check harness continuity and connections between ACU and motor.
  • Check AC and DC supplies.

F7E8 – Motor Control/Over Temp Detected
Fault is displayed when the ACU has detected a problem with the motor. Try recycling power to washer.

  • Check harness continuity and connections between ACU and motor.
  • Check AC and DC supplies.

F7E9 – Motor – Locked Rotor

  • Check motor circuit.

F7EA or F7E10 – Motor Control/Lost Phase Fault
Fault is displayed when the ACU has detected a problem with the motor.

  • Try recycling power to washer.
  • Check harness continuity and connections between ACU and motor.

F7EC or F7E12 – Motor Control/Motor Overload Fault
Fault is displayed when the ACU has detected a problem with the motor.

  • Try recycling power to washer
  • Check harness continuity and connections between ACU and motor.
  • Check AC and DC supplies.

F8E1 or “Lo” “FL” – Long Fill
Fault is displayed when the water level does not change for a period of time OR water is present, but the ACU does not detect the water level changing.

  • Is water supply connected and turned on?
  • Are water supply hoses kinked?
  • Are hose screens plugged?
  • Low water pressure; fill times longer than 10 minutes.
  • Is the pressure hose connection from the tub to the pressure switch pinched, kinked, plugged, or leaking air?

F8E3 – Overflow

  • Make sure drain hose and drain pump filter are not plugged.
  • Verify functionality of water inlet valve, water IeveI sensor, and drain/recirculation pump.

F9E1 – Long Drain
Fault is displayed when the water level sensor does not change after the drain pump is on.

  • Check drain hose installation for proper height.
  • Check drain hose and filter for obstructions, and make sure drain hose is not sealed into drain pipe.
  • Is the pressure hose connection from the tub to the pressure switch pinched, kinked, plugged, or leaking air?
  • Check functionality of drain/recirculation pump.


FCE0 – Wi-Fi Error

  • HMI cannot communicate with the Wi-Fi module.

This list should cover just about any error you might ever see. You can also refer to the Tech Sheet supplied with your machine, but sometimes they come up missing. That’s why these posts are so valuable.

As I said earlier, if you get stuck on a repair or with troubleshooting, we’re always here for you. Book an appointment with us, and together we’ll figure it out.

Till then…

Thomas @ Neli

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