Neff Cooktop Error ER40

What Does Error ER40 Mean?

The Neff cooktop error code ER40 signifies a malfunction in the induction coil, which may result in a flickering display or the cooktop failing to heat. This error typically indicates that the appliance is unable to function properly, requiring the user to take specific actions for resolution.

Possible Causes

• Induction coil assembly

How to Fix Error ER40

DIY Fix Check model‑specific documentation for ER40

1. Locate the exact E‑Nr (model number) of your Neff cooktop on the rating plate.
2. Use the Neff Online Appliance Assistant and enter the E‑Nr to retrieve the official error meaning and guidance.
3. Follow any model‑specific resolution steps provided by Neff.

DIY Fix Basic power reset

1. Turn off the cooktop at the mains circuit breaker.
2. Wait at least 30 seconds.
3. Turn the circuit breaker back on and check whether the error clears.

Technician Only Contact Neff service for specific ER40 code

1. Provide the appliance’s E‑Nr and FD number to Neff customer support or authorized service.
2. Request the exact meaning of error code ER40 for this specific cooktop model.
3. Follow manufacturer‑recommended repair or diagnostic procedures.

🛑 When to Call a Pro:

• If ER40 persists after a power reset and documentation lookup.
• If an unknown error code appears at any time, especially with shutdown or loss of functionality.

Technical Specifications

wattage	2000W
component	Induction Coil Assembly
resistance	3-5 ohms
part_number	NEFF 00175004
voltage_rating	230V AC

Common Questions

What does ER40 error mean on neff cooktop?

The ER40 error indicates a malfunction in the induction coil, often causing flickering displays or failure to heat.

Can I fix neff cooktop ER40 error myself?

Yes, you can try a basic power reset or check model-specific documentation for further guidance.

How much does it cost to fix ER40 error?

Repair costs vary by model and region; it's best to check with Neff service for specifics.

When should I call a technician for ER40?

Contact a technician if the ER40 error persists after a power reset or if any unknown error codes appear.

Sources & References

• NEFF Fehlercode Liste: Ãœbersicht aller Störungen (official)

Data last verified: 2026-04-23