Black & Decker Dehumidifier Error E1
⚡ Quick Answer: The Black+Decker dehumidifier E1 error code indicates a malfunction in the humidity sensor, often linked to a faulty temperature sensor or its circuit... ✅ DIY Fixable
What Does Error E1 Mean?
The Black+Decker dehumidifier E1 error code indicates a malfunction in the humidity sensor, often linked to a faulty temperature sensor or its circuit. This error can cause erratic display readings and may prevent the unit from operating altogether. If the E1 code appears at startup or during operation, it signifies an internal issue that requires attention.
Common Symptoms:
- Display shows E1 at startup or during operation
- Unit may not run when E1 is displayed
Possible Causes
- Faulty temperature sensor (discharge/ambient) or its circuit (high)
How to Fix Error E1
DIY Fix Basic checks and reset
- Turn off and unplug the dehumidifier.
- Wait about 5–10 minutes and plug it back in.
- Power the unit on to see if the E1 code clears.
Technician Only Inspect/replace temperature sensor
- Unplug and open the dehumidifier housing per service manual.
- Locate the temperature/ambient sensor (thermistor) on the discharge or evaporator area.
- Check for loose or corroded connections and ensure wiring is intact.
- Test sensor resistance with a multimeter (compare to expected range for the specific sensor).
- Replace the sensor if readings are out of range or if visibly damaged.
- Reassemble and test the unit.
Parts needed: Temperature/ambient sensor (NTC thermistor), Connectors/wiring harness if damaged
- If E1 persists after reset and user-level checks
- If internal inspection is beyond user comfort or involves complex disassembly
Next step
Choose the next step for E1
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
Thermistor
Measures precise temperature changes and sends resistance feedback to the control board.
- 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.
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 | 300W |
|---|---|
| component | Humidity Sensor |
| resistance | 1-5 kOhms |
| part_number | BDHUMSENSOR001 |
| voltage_rating | 120V AC |
Common Questions
What does E1 error mean on blackdecker dehumidifier?
E1 indicates a humidity sensor malfunction, causing erratic readings or failure to operate.
Can I fix blackdecker dehumidifier E1 error myself?
Yes, try resetting the unit by unplugging it for 5-10 minutes and then plugging it back in.
How much does it cost to fix E1 error?
The cost to replace the temperature sensor ranges from $10 to $60, plus labor if applicable.
When should I call a technician for E1?
Call a technician if E1 persists after a reset or if you're uncomfortable with internal repairs.
Sources & References
Data last verified: 2026-07-26
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