Error Detected May 1, 2026
Error Code

Bertazzoni Cooktop Error Code Er31

Error code Er31 on Bertazzoni USA cooktops typically indicates a temperature sensor malfunction or thermal protection activation. This error prevents the cooktop from operating normally to protect against overheating conditions.

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Quick Diagnostics
Signs 6 identified
Possible Causes 8 listed
Safety Checks 10 steps
If unsure, stop using the appliance and contact a certified technician immediately.
What you notice

Signs

6
  • 01
    • Cooktop will not heat or ignite burners
  • 02
    • Error message Er31 displays on the control panel
  • 03
    • All burner controls become unresponsive
  • 04
    • Cooktop powers down unexpectedly during cooking
  • 05
    • Specific burner zones may not respond while others function normally
  • 06
    • Control panel may lock out all functions until error is cleared
Why it happens

Possible Causes

8
A
• Temperature sensor failure or misalignment in the cooktop circuitry
B
• Thermal protection circuit triggered due to excessive heat buildup
C
• Faulty control board unable to read temperature data correctly
D
• Loose or corroded electrical connections in the 240V/120V power supply (USA standard)
E
• Cookware material incompatible with induction sensing (on induction models)
F
• Buildup of cooking residue on sensor areas blocking proper detection
G
• Power supply voltage fluctuation outside USA standard 240V range
H
• Control panel firmware glitch or calibration error
DIY — No disassembly

Safety Checks You Can Do

10
  1. 1
    • Turn off the circuit breaker supplying power to the cooktop for 60 seconds, then switch it back on to reset the appliance
  2. 2
    • Verify the circuit breaker has not tripped; check your electrical panel and reset any tripped breakers
  3. 3
    • Allow the cooktop to cool completely (at least 30-45 minutes) before attempting to use it again
  4. 4
    • Inspect the cooktop surface for any spilled liquids, food debris, or moisture and clean thoroughly with a dry cloth
  5. 5
    • Ensure all cookware being used is compatible with your cooktop type (stainless steel or ferromagnetic for induction models)
  6. 6
    • Check that the cooktop control panel is completely dry and free from moisture or condensation
  7. 7
    • Verify all control knobs or touch controls are functioning smoothly without sticking
  8. 8
    • Ensure there are no objects blocking air vents or cooling fans on the cooktop exterior
  9. 9
    • Confirm your home's electrical supply is stable and no other major appliances are causing voltage drops
  10. 10
    • If error clears after reset, monitor the cooktop during normal use; if Er31 returns, contact a Bertazzoni USA authorized service technician
Always unplug the appliance before performing any physical check. These are visual/external checks only.
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