Electrolux Robot Vacuum Error E31

⚡ Quick Answer: The Electrolux robot vacuum error E31 indicates a malfunction in the brush motor, often resulting in unusual grinding sounds or the vacuum failing to ... ✅ DIY Fixable

What Does Error E31 Mean?

The Electrolux robot vacuum error E31 indicates a malfunction in the brush motor, often resulting in unusual grinding sounds or the vacuum failing to operate effectively. This error may also signify that the battery charging did not complete normally, leading to issues with the vacuum starting or cleaning. Symptoms include the error code displayed on the screen, failure to start, and the robot stopping at the charging dock.

Common Symptoms:

  • Error E31 displayed on robot vacuum screen
  • Vacuum fails to start or operate normally
  • Robot may stop at charging or not leave dock

Possible Causes

  • Battery charging did not complete normally due to worn or defective battery pack (medium)

How to Fix Error E31

DIY Fix Check charging and battery connection

  1. Place robot on charging dock and ensure contacts align
  2. Turn robot over and remove battery cover
  3. Disconnect and reconnect battery packs firmly
  4. Replace battery cover and try powering on

Technician Only Replace battery packs and verify charging circuitry

  1. Test battery voltage and health with multimeter
  2. Replace both battery packs with Electrolux‑approved units
  3. Verify charging dock output and battery contacts for corrosion or damage
  4. Test full charge and discharge cycle to confirm issue resolution

Parts needed: Battery pack(s), Charging contacts

🛑 When to Call a Pro:
  • If replacing and reseating batteries does not clear the error
  • If error appears intermittently after successful charging

Next step

Choose the next step for E31

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

Based on diagnostic data

Most relevant component to inspect

Robot Vacuum Battery

Stores energy for cordless vacuum operation and must match the model, voltage, and connector.

Typical part-only price
$25 - $120
DIY difficulty
Easy
Estimated time
10-20 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 Robot Vacuum 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

Affiliate disclosure: As an Amazon Associate I earn from qualifying purchases. We may earn a commission from other qualifying purchases or service requests made through links on this page, at no additional cost to you. Recommendations are based on repair relevance, not commission rate.

Technical Specifications

wattage 30W
component Brush Motor
resistance 5-15 ohms
part_number ELECTROLUX BRUSH-MOTOR-1234
voltage_rating 14.4V DC

Common Questions

What does E31 error mean on Electrolux robot vacuum?

It indicates a brush motor malfunction and potential battery charging issues.

Can I fix Electrolux robot vacuum E31 error myself?

Yes, check the battery connections and reseat the battery packs.

How much does it cost to fix E31 error?

Repair costs range from $50 to $150, depending on parts and model.

When should I call a technician for E31?

Call if the error persists after reseating batteries or if it occurs intermittently.

Sources & References

Data last verified: 2026-07-22

User Comments (0)

Share your experience or solution below.

Be the first to comment!