Black & Decker Dehumidifier Error E2
⚡ Quick Answer: The Black+Decker dehumidifier E2 error code indicates a malfunction in the humidity sensor, specifically a faulty temperature sensor on the heat excha... ✅ DIY Fixable
What Does Error E2 Mean?
The Black+Decker dehumidifier E2 error code indicates a malfunction in the humidity sensor, specifically a faulty temperature sensor on the heat exchanger. This issue may lead to erratic display readings, cause the unit to stop operation, and may occur shortly after power-up or during normal dehumidification. Ensuring the unit is on a level surface and checking for loose connections may help resolve the issue.
Common Symptoms:
- Unit stops operation and displays E2 on screen
- May occur shortly after power-up or during normal dehumidification
Possible Causes
- Faulty temperature sensor on heat exchanger (high)
- Loose or damaged sensor connection (medium)
How to Fix Error E2
DIY Fix Basic user troubleshooting
- Unplug the dehumidifier for 5–10 minutes to reset the control and see if the error clears
- Ensure the dehumidifier is on a level surface with adequate airflow around it
- Check for obvious loose wiring at accessible panels (only if comfortable and power is disconnected)
Technician Only Inspect and replace temperature sensor
- Disconnect power and remove access panel to locate heat exchanger temperature sensor
- Verify sensor is securely mounted and wiring is intact
- Test sensor resistance with multimeter; replace if out of specification
- Reassemble and test unit operation
Parts needed: Heat exchanger temperature sensor, Possible wiring harness
- Error persists after basic reset and inspection
- Visible damage to internal components or inability to safely access sensor
Next step
Choose the next step for E2
Confirm the diagnosis before ordering. An error code can identify the system involved, but it does not prove that a specific part has failed.
Most relevant component to inspect
Temperature Sensor
Monitors the internal temperature to ensure correct operation and prevent overheating.
- Typical part-only price
- $15 - $35
- DIY difficulty
- Easy
- Estimated time
- 15-30 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.
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.
Wiring Harness
Connects controls, sensors, motors, and other electrical components inside the appliance.
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.
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Technical Specifications
| wattage | 300W |
|---|---|
| component | Humidity Sensor |
| resistance | 5-10 ohms |
| part_number | BDHUMSENSOR01 |
| voltage_rating | 120V AC |
Common Questions
What does E2 error mean on blackdecker dehumidifier?
The E2 error indicates a malfunction in the humidity sensor, often causing the unit to stop operation.
Can I fix blackdecker dehumidifier E2 error myself?
Yes, you can try unplugging the unit for 5–10 minutes to reset it and check for loose connections.
How much does it cost to fix E2 error?
Repairing the E2 error typically costs between $30-$100 for the temperature sensor, excluding labor.
When should I call a technician for E2?
Call a technician if the error persists after a reset or if you notice visible damage to components.
Sources & References
- User Manual Black+Decker BDT30WTB (official)
Data last verified: 2026-07-26
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