Smeg Oven Error ER22

⚡ Quick Answer: The SMEG oven error code ER22 typically indicates a malfunction related to the internal temperature sensor or thermal fuse. Users may notice the error... ⚠️ Difficulty Varies

What Does Error ER22 Mean?

The SMEG oven error code ER22 typically indicates a malfunction related to the internal temperature sensor or thermal fuse. Users may notice the error displayed on the control panel during heating attempts, and the oven may stop functioning altogether. Common symptoms include unusual smells and failure to heat up. A power reset may resolve the issue temporarily, but persistent errors often require professional inspection of internal components.

Common Symptoms:

  • Error displays on oven control panel when attempting to heat
  • Operation may stop or refuse to start when ER22 is displayed

Possible Causes

  • Potential internal temperature sensor, thermal fuse, or related sensor fault (low)

How to Fix Error ER22

DIY Fix Restart / Power Reset

  1. Turn the oven off at the mains or isolating switch.
  2. Wait 5–10 minutes to allow internal electronics to fully discharge.
  3. Turn the oven back on and check if the error persists.

Technician Only Inspect Internal Sensors and Thermal Protection Components

  1. Disconnect the oven from mains power.
  2. Access internal temperature sensor/thermistor and thermal fuse assembly.
  3. Test continuity of the temperature sensor and thermal fuse with a multimeter.
  4. Inspect wiring and connectors for damage or loose connections.
  5. Replace any defective sensors or thermal protection parts as needed.

Parts needed: Temperature sensor / thermistor, Thermal fuse / overheat cut‑out, Associated wiring harness

🛑 When to Call a Pro:
  • If the oven continues to display ER22 after power reset
  • If internal inspection reveals damaged wiring or components
  • If you are unsure about safely accessing internal parts

Technical Specifications

wattage 2500W
component Heating Element
resistance 20-30 ohms
part_number SMEG 123456789
voltage_rating 240V AC

Common Questions

What does ER22 error mean on smeg oven?

ER22 indicates a malfunction in the temperature sensor or thermal fuse, often preventing the oven from heating.

Can I fix smeg oven ER22 error myself?

Yes, try performing a power reset by turning off the oven for 5-10 minutes to see if the error clears.

How much does it cost to fix ER22 error?

Repair costs for ER22 can range from ¥10,000 to ¥40,000+, depending on parts and labor.

When should I call a technician for ER22?

Call a technician if the error persists after a reset, or if you find damaged components during inspection.

Sources & References

Data last verified: 2026-03-09

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