Neff Oven Error E139

⚡ Quick Answer: The Neff oven error E139 typically indicates a malfunction in the heating element, which may result in the oven being unable to heat properly. Users m... ✅ DIY Fixable

What Does Error E139 Mean?

The Neff oven error E139 typically indicates a malfunction in the heating element, which may result in the oven being unable to heat properly. Users may also notice unusual sounds during operation. If this error occurs, a basic power reset can be attempted as a first step towards troubleshooting.

Possible Causes

  • Heating Element

How to Fix Error E139

DIY Fix Check basic power and reset

  1. Turn the oven off at the mains or circuit breaker.
  2. Wait at least 10 minutes to ensure any transient electronic faults clear.
  3. Turn the power back on and see if the error returns.

Technician Only Professional diagnosis

  1. Use the oven’s model number to access Neff’s Online Appliance Assistant or official technical documentation from Neff support.
  2. With diagnostic tools, check the control board and associated wiring for faults.
  3. If necessary, test individual components (e.g., temperature sensors, control board) according to the oven’s service manual.

Parts needed: Control electronics/PCB, Sensor wiring harness

🛑 When to Call a Pro:
  • If resetting the appliance does not clear the error.
  • If the oven exhibits other unusual behavior (no heat, unresponsive controls).
  • If internal components need testing or replacement.

Next step

Choose the next step for E139

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

Main Control Board

The central brain of the appliance that controls all components, cycles, and timings.

Typical part-only price
$120 - $280
DIY difficulty
Medium
Estimated time
20-40 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.

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Technical Specifications

wattage 2000W
component Heating Element
resistance 10-30 ohms
part_number NEFF 174001
voltage_rating 240V AC

Common Questions

What does E139 error mean on neff oven?

E139 indicates a heating element malfunction, potentially causing heating issues.

Can I fix neff oven E139 error myself?

Yes, try resetting the oven by turning it off at the mains for 10 minutes.

How much does it cost to fix E139 error?

Repair costs vary, but PCB replacements can be significant, typically hundreds of USD/EUR.

When should I call a technician for E139?

Call a technician if the reset does not clear the error or if other unusual behavior occurs.

Sources & References

Data last verified: 2026-04-23

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