Wondering how to fix the Maytag dishwasher error code F8 E4? We got you covered!
The Maytag dishwasher’s “F8 E4” error code indicates a water connection failure through any of the involved components. Let’s next unwrap the most important and suspected factors!
To fix the “F8 E4” error from your Maytag dishwasher, check the water supply, hose connection, float switch, and drain pump.
Any obstructions, clogged pathways, defective components, low water pressure, or malfunction failure can ultimately produce F8 E4.
Let’s look a deeper look into the reasons why Maytag dishwasher F8 E4 appears!
Reasons For Maytag Dishwasher F8 E4 Error Code?
If the Maytag dishwasher experiences a problem with water pressure or supply, it displays an error code F8 E4 on the control panel.
However, many factors can cause a water problem with a dishwasher, therefore, knowing them will be helpful while troubleshooting later.
The following are the most frequent causes of F8 E4 error on Maytag dishwashers:
- An Inlet Hose Issue
- Water Supply Issue
- Low Water Pressure
- Blocked/Clogged Filter
- Water in the Drip Tray
- Defective Float Switch
- Control Board Failure
- Clogged Spray Arms
Now that we know the causes, let’s quickly begin troubleshooting the dishwasher!
Maytag Dishwasher Error Code F8 E4 – Simple Solutions!
Alert: Be sure to unplug the dishwasher before troubleshooting the appliance!
1. Check The Water Supply
Start by checking the water supply valve and the water pressure.
It is important that the water supply valve for your Maytag dishwasher is turned on and that the water has good pressure to fulfill the appliance’s requirements.
Here is how to check the water supply to the Maytag dishwasher:
Step #1 Check The Water Supply Valve:
- Locate the dishwasher water supply valve under the sink.
- Make sure the valve is turned on and check for damage, or clogs.
- If the valve is defective or not opened completely, replace the valve.
Step #2 Check The Water Pressure:
- To test the water pressure, close all taps of your home.
- Connect the pressure gauge to the kitchen sink tap.
- Fully open the sink tap and check the reading on the gauge.
- If the gauge shows a reading under 40 psi, call a plumber.
Note: The ideal water pressure must lie between 40 to 60 psi!
2. Unclog the Dishwasher Filter
Although cleaning of the Maytag dishwasher should be done weekly or depending on the use, when you haven’t yet cleaned it properly, maybe there is a clogged pathway.
Any stuck debris or dirt accumulation on the filter will prevent the water from circulating inside the appliance!
- You just need to deeply clean the filter to free it from debris!
- Open the front door and take out the lower rack.
- Locate the filter from the back of the tub bottom.
- The filter might also be around the bottom spray arm.
- Hold the upper filter and rotate it counterclockwise.
- Rinse the filters under warm water for a while.
- Next, soak the filter in soapy water for about 5 minutes.
- Then, scrub the filter using a soft brush to clear the dirt.
- Again rinse it under running water to clear the filter of dirt.
- Reinstall the lower and then upper filter into the dishwasher.
Note: Be extremely gentle when handling the folder to prevent damaging the piece!
3. Unclog the Spray Arm Nozzles
The next step against error code F8 E4 is to clear the spray arms as debris or food particles can accumulate over time and cause the nozzles to become clogged.
This could prevent the water from evenly spraying and the dishwasher indicates this as a water circulation failure.
Here is how to unclog the Maytag dishwasher spray arms nozzles:
- Take out all the dishes racks from the dishwasher.
- Locate the spray arms in your Maytag appliance.
- Then release the mounting tabs to disconnect the arms.
- Then turn the spray arms and take them out.
- Rinse the spray arms under warm water to soften the buildups.
- Then take a soft brush or old toothbrush and gently scrub the arms.
- Use the screwdriver or nose pliers to clear the debris from holes.
- (Optional) Soak the arms in a mix of warm water and vinegar.
- Reconnect the spray arms back to their places and test.
Reminder: Don’t forget to restart your Maytag dishwasher after cleaning the spray arms!
4. Inspect the Water Cycle Components!
If you are using your Maytag dishwasher for a very long time, then make sure to check the dishwasher inlet valve, inlet hose, and float switch.
The valve connects the inlet hose to the dishwasher to supply water and the float switch control the water level which makes them primary suspects for the F8 E4 error.
How to Test the Inlet Valve?
- Turn off the dishwasher power supply.
- Unscrew the lower panel of the unit.
- Locate the inlet valve at the bottom portion.
- Disconnect the hose connection from the valve.
- Take out the valve using pliers.
- Check the valve for damage, kinks, clogs, or defects.
- Also, test the valve for continuity by using a Multimeter.
How to Test the Inlet Hose?
- Disconnect the hose from the back of the sink and inlet valve.
- Check the hose from the inside by using a flashlight.
- If the hose is clogged or dirty, perform a thorough cleaning.
- First, run the warm water inside the hose and then clean it.
- Sink the hose in a mix of vinegar and warm water for 3 minutes.
- Then take a soft and long bristled brush to clean and scrub the hose.
How to Test the Float Switch?
- Unscrew the lower access panel of the dishwasher.
- Locate the float switch from the right side.
- Disconnect the wires connected to the float wires.
- Unscrew the float switch to take it out.
- Then test the float switch by using a Multimeter.
- Connect the two probes to the switch terminals.
- In case of a zero reading, then the float switch is well.
- If the meter shows infinity, replace the old float switch.
Tip: Take an image of the wire’s orientation when you’re replacing components at home!
5. Clear The F8 E4 Error Code!
Once you have checked all the aforementioned components and are sure the dishwasher’s water supply and pressure are functioning normally try to clear the code.
If the F8 E4 Maytag dishwasher error is still displaying on the control panel, try one of the following methods!
Method #1 Reset The Dishwasher:
- Make sure the dishwasher door is securely closed.
- Locate the Rinse Button from the dishwasher panel.
- Press and hold the Rinse Button for 5 seconds.
- Release the button and check if the error code is cleared.
- If not, then unplug the appliance from the power for a while.
Method #2 Cancel The Error Code
- Locate the Cancel Button from the unit panel.
- Press the Cancel button to silence the sound.
- Again press the Cancel Button to clear the code.
Method #3 Porform Power Circulation
- Turn off and unplug the dishwasher from the outlet.
- Wait for 5 minutes with the appliance is disconnected.
- Use a different power outlet to connect the Maytag.
Tip: Some users recommend leaving the Maytag dishwasher unplugged overnight for a complete power circulation!
6. Inspect Other Related Components
There are even more components in your Maytag dishwasher that are related and could be responsible for the error code F8 E4.
Here’s a list of all involved pieces and components that your technician will most likely consider when servicing your Maytag dishwasher:
✅ The Drain Pump – Any fault with the pump might be reflected in the F8 E4 error!
✅ The Maytag Motor – When the motor becomes faulty, the dishwasher won’t operate.
✅ The Impeller – Any obstructions or damage to the impeller can cause F8 E4 code!
✅ The Control Board – A faulty or loose wiring to the control board certainly causes errors!
Tip: More information about the aforementioned components you can find in the user manual!
Maytag Dishwasher Still Stick on Error F8 E4?
Dishwasher error codes sometimes cannot be fixed by troubleshooting the appliance because your dishwasher may be displaying the error due to another issue.
If that’s so, get in touch with Maytag Customer Support or a nearby technician to get your dishwasher repaired.
Reminder: Be sure to describe to them the issue and troubleshooting you have done!
To fix the Maytag dishwasher error code F8 E4, first check the water supply valve, and water pressure and unclog the filter and spray arm nozzles.
It’s also important to check the float switch and perform a Continuity test via Multimeter to justify the functionality.
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