H2
Tefal Heater Overcurrent / Heater Protection Triggered

H2 error appears and the cooker does not heat correctly or stops mid-cycle.

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Safety Warning

This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.

If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.

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Possible Causes

Shorted heater element, Partially shorted wiring to heater, Failing triac on PCB, Incorrect mains voltage or surge

How to Fix / Troubleshooting

Safety first: Unplug immediately. Do not continue using the cooker until inspected.

  • Smell and visual check: Check for burning smell or visible damage around the base vents.
  • Do not bypass protection: H2 indicates a serious electrical issue; do not attempt to bypass fuses or safety devices.
  • Professional diagnosis: A technician should measure heater resistance and inspect the power PCB for damage.
  • Repair: Replace the heater element and/or power PCB as required. Continued use without repair is unsafe.
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Repair Difficulty

Professional Required 5/5

Required Part

Main Heater Element
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