Siemens Oven Error E120

⚡ Quick Answer: The Siemens Oven error E120 indicates a possible malfunction in the heating element, which may manifest as an unusual buzzing sound and inconsistent t... ✅ DIY Fixable

What Does Error E120 Mean?

The Siemens Oven error E120 indicates a possible malfunction in the heating element, which may manifest as an unusual buzzing sound and inconsistent temperature readings. This error can disrupt normal cooking functions, leading to improper cooking results.

Possible Causes

  • Heating Element
  • Control Board
  • Wiring Issues

How to Fix Error E120

DIY Fix Check Official Siemens Error Code Lookup

  1. Find the model of your Siemens oven — usually on a rating plate inside the door frame.
  2. Go to the Siemens online service/error code lookup page for ovens.
  3. Enter the exact E‑Nr and error code E120 to retrieve the official meaning and troubleshooting steps.

DIY Fix Power Reset Attempt

  1. Turn off the oven at the circuit breaker or unplug it.
  2. Wait about 5–10 minutes.
  3. Restore power and check if error E120 persists.

Technician Only Diagnostic with Service Tool

  1. Use Siemens diagnostic/service software or official service documentation tied to the specific model number.
  2. Retrieve the fault description tied to E120 for that model.
  3. Proceed with component testing as indicated (e.g., sensors, electronics, door lock) based on the code meaning.
🛑 When to Call a Pro:
  • If the error persists after power reset and lookup attempts.
  • If the oven shows additional abnormal behavior (smoke, unusual noises, inability to heat at all).

Technical Specifications

wattage 2500W
component Heating Element
resistance 10-30 ohms
part_number Siemens 00616767
voltage_rating 230V AC

Common Questions

What does E120 error mean on Siemens Oven?

E120 indicates a malfunction in the heating element, possibly causing buzzing sounds and temperature inconsistencies.

Can I fix Siemens Oven E120 error myself?

Yes, you can attempt a power reset and check the official Siemens error code lookup for your model.

How much does it cost to fix E120 error?

Repair costs vary by model and region; consult a local technician for an estimate.

When should I call a technician for E120?

Call a technician if the error persists after troubleshooting or if there are additional abnormal behaviors.

Sources & References

Data last verified: 2026-01-25

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