Whirlpool Dehumidifier: error code E5

Professional Repair Guide

What is this symptom?

If your Whirlpool dehumidifier shows error code E5, it indicates a water level or float switch circuit error. This can halt operation or prevent the unit from functioning normally. Understanding the causes and solutions for this issue can help restore your dehumidifier's performance.

Urgency: Medium

Important Tips for Whirlpool Models

  • Community sources list E5 on Whirlpool dehumidifiers as a water level / float switch circuit error

Possible Causes

Water level / Float switch circuit error (Whirlpool-specific)

How to Identify: E5 displayed while unit won’t operate, check bucket and float for proper seating and continuity of float switch

Part: Float switch / water level sensor

DIY Solutions

Check float switch and water bucket

Moderate 15-30 minutes
Tools Needed: multimeter
  1. Unplug unit and remove water bucket
  2. Inspect float inside bucket for proper movement
  3. Check float switch continuity with multimeter
  4. Re‑seat bucket and ensure proper alignment
⚠️ Safety First: Always disconnect power before accessing internal parts

Improve ventilation and let compressor cool

Easy 30-60 minutes
  1. Turn off and unplug unit
  2. Ensure at least 12 inches clearance around unit
  3. Clean intake filter and coils if accessible
  4. Allow unit to cool for 30–60 minutes then restart
⚠️ Safety First: Avoid operating unit in high ambient temperatures

Next step

Choose the next step for error code E5

Confirm the diagnosis before ordering. An error code can identify the system involved, but it does not prove that a specific part has failed.

Check during diagnosis

Most relevant component to inspect

Compressor

Compresses refrigerant within the sealed cooling system and requires specialized service equipment.

Typical part-only price
$180 - $600
DIY difficulty
Hard
Estimated time
120-240 mins
Where can I find the model number?

Check the rating label around the door, lid, frame, rear panel, or inside the appliance cabinet. Use the complete model number, including suffixes.

Find a part that fits my model

Verify the complete model and part number on the retailer's compatibility page before ordering.

Other parts options

Check related components first; use model search as a fallback.

Model number required

Model-compatible Dehumidifier parts

Enter the complete model number to browse compatible replacement parts. This is a model-based parts search, not a diagnosis that a specific component failed.

Find a part that fits my model

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Professional Repairs

Replace float switch or water level sensor assembly

Estimated Cost: $20 - $80

Compressor or control board diagnosis and repair

Estimated Cost: $150 - $450

When to Call a Professional

Unit still displays E5 after float switch, ventilation, and cooling checks
Signs of sealed compressor failure (unit never runs compressor)
Evidence of control board damage or electrical faults

Preventive Maintenance

  • Clean air filter and coils: Overheating and compressor overload protection triggers
    Frequency: monthly
  • Check float and bucket seating: False water level / float switch errors
    Frequency: seasonally
  • Maintain proper clearance around unit: Blocked airflow and high‑temperature conditions
    Frequency: as needed

Frequently Asked Questions

Why is my Whirlpool Dehumidifier error code E5?
Error code E5 typically indicates a water level or float switch circuit error.
How do I fix Whirlpool Dehumidifier error code E5 myself?
Unplug the unit, check the float switch and water bucket for issues, and ensure proper ventilation.
How much does it cost to fix error code E5?
Professional repairs range from $20 to $450 depending on the issue.
When should I call a technician for error code E5?
Call a technician if DIY solutions do not resolve the issue or if the problem seems complex.

References & Sources

Community Analytical Insights

Guidance from available sources; statistical claims are shown only for samples of at least 10 discussions

Common Issues Reported by Users

  • Humidity sensor malfunction
  • Faulty compressor
  • Electrical connection issue

User Suggested Solutions

  1. Check and replace the humidity sensor if faulty. Disconnect the dehumidifier, locate the sensor, and test it with a multimeter. If it shows incorrect readings, replace it with a new sensor.

  2. Inspect the compressor for any signs of damage or malfunction. If the compressor is not functioning, it may need to be replaced. Ensure the unit is unplugged before attempting this.

  3. Examine the electrical connections for any loose or damaged wires. Tighten or replace any faulty connections. Always ensure the dehumidifier is unplugged before performing this check.

Limited-source guidance; percentages and success-rate claims are not shown
View Sources

Data compiled from real discussions on r/appliancerepair and r/Appliances:

  1. Dehumidifier Whirlpool DE20LWS0 - Error E5

Community Discussions

Error E5

The compressor is faulty and needs replacement.

Pro needed View on Reddit →

Source: Reddit r/appliancerepair

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