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ErrBase

Maytag F03 E01: Pressure Switch or Water Level Fault

Quick Answer

Maytag F03 E01 points to a pressure switch or water level fault. First check the small rubber hose running from the pressure switch down to the outer tub - it should be clear and firmly attached at both ends. If the hose is fine, test the pressure switch by blowing gently into the hose end and listening for a click.

F03 E01 means the control board cannot reliably read the water level. This is dangerous - the washer could overfill without knowing. The cheapest fix first: check the pressure hose. It is a small rubber or plastic tube running from the outer tub (air trap dome) to the pressure switch on the control board. This tube comes loose or gets clogged frequently and causes a code that looks like a $200 board problem. Test the pressure switch by disconnecting the hose and blowing gently - you should hear a click.

MaytagWasherSeverity: highDifficulty: intermediate72% DIY Success
Time to Fix
20–60 min
Difficulty
intermediate
Parts Cost
$18 – $45
Tools Needed
Multimeter, Pliers
Wrong code?

Not seeing F03 E01 on your display?

Select what your appliance is actually doing and we'll take you to the right guide.

pressure switch on different board revision
F0 E3
water supply sensing related
F8 E1
sensing phase hang from pressure fault
SYMPTOM

What Does the F03 E01 Code Mean?

F03 E01 means the main control board has lost communication with the pressure sensor or is receiving readings outside the expected range. The pressure sensor measures water level by detecting air pressure changes in a sealed tube connected to the outer tub, and any break, kink, or clog in that tube produces an error signal.

Most Likely Causes

Based on aggregated repair data, here is the probability breakdown for this error code:

Pressure switch hose kinked or disconnected40%
Pressure switch failed30%
Inlet valve stuck open causing overfill20%
Control board fault10%

Symptoms You May Notice

  • F03 E01 displayed - pressure switch or water level fault
  • Washer overfills or does not fill to proper level
  • Machine stops during fill phase with error code
  • Washer fills then immediately drains (siphon effect)

Can you reset a Maytag washer to clear the F03 E01 code?

F03 E01 will not clear until the pressure system is repaired. After fixing the hose or switch, unplug for 60 seconds to clear the stored fault code.

Tools Required for Diagnosis

MultimeterPliers

Diagnostic Checklist

Follow these steps in order. We start with the easiest external fixes before opening up the machine.

1

Locate and inspect the pressure hose

Find the small rubber tube running from the bottom of the outer tub (air trap dome) up to the pressure switch near the control board area. Check the full length for kinks, cracks, or disconnected ends.

2

Check hose for internal clog

3

Test the pressure switch

4

Check control board connector J2 for corrosion

5

Replace pressure switch if tests fail

Replacement Parts

If your diagnostic testing proves the component has failed, you will need a replacement. We recommend OEM parts over aftermarket for water-handling components.

Part Name
Pressure SwitchW10514214 · $18–$45

Repair vs. Replace Calculator

Appliance Age (Years)7 Yrs
Labor Approach
Our Verdict
REPAIR
Estimated Cost: $32 (Parts) vs $550 (New Machine)

Frequently Asked Questions

Can I still use my washer with F03 E01?
No. F03 E01 means the washer cannot monitor its own water level. Running the washer in this state risks an overfill, which can send water onto the floor and cause significant damage to flooring and the subfloor. Stop using the washer until the pressure hose, pressure switch, or control board is repaired.
Where is the pressure switch on a Maytag washer?
On top-load Maytag washers, the pressure switch is typically located under the top panel, near the rear, connected to a small rubber hose. On front-loaders, it is usually in the upper rear area of the cabinet. You can trace the small rubber pressure hose from the outer tub to find the switch.
How do I test a washer pressure switch?
Disconnect the small rubber hose from the pressure switch port. Apply gentle pressure by blowing into the port with your mouth. A functional switch will produce a distinct audible click. Apply slightly more pressure and you should hear a second click as the switch changes state. No click, or only one click, means the switch has failed.
What causes the pressure hose to come loose?
Vibration from the spin cycle is the primary cause. Over years of use, the hose barb connections at either end (at the tub air trap and at the pressure switch) work loose. High-suds situations also create pressure spikes that can pop the hose off. Inspect both connection points when troubleshooting F03 E01.

Related Maytag Washer Error Codes

Code: F0 E3Maytag F0 E3 Error: Pressure Switch MalfunctionCode: F8 E1Maytag F8 E1 Error: Water Supply Problem DetectedCode: SYMPTOMMaytag Washer Stuck on Sensing

Same Fix Works on These Brands

Maytag shares the same hardware platform with these brands. The diagnosis and repair steps are identical.

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Models Known to Experience F03 E01 Errors

This repair applies to most Maytag washers with this error code. Common model numbers include:

MVWC415EW, MVWB835DW, MHW5500FW, MVWC465HW, MVWB765FW, MHW7000XW, MHW6000XW

Last verified for technical accuracy on March 14, 2026