Bertazzoni built its reputation on the dual-fuel format — a full-power gas cooktop paired with a precise electric oven cavity — so when the oven side won’t climb to temperature, the cause typically lives in the electric heating or sensing system, not anything related to the gas burners above it.
Start With the Bake Element
A bake element that has thinned out after years of cycling on and off will still produce heat, just too slowly to keep pace with a real roast or a multi-rack bake. If preheat is taking noticeably longer than it used to, or the oven never quite settles at the number you set, a weakening element is the most likely explanation.
Don’t Rule Out the Sensor
Before assuming the element has failed outright, hang an independent oven thermometer from the center rack and compare it to the display through a full preheat cycle. A gap that stays constant the whole time points to a drifting temperature sensor feeding the control board bad data, rather than a heating problem at all.
Check What’s Actually Selected
It sounds obvious, but confirm the control panel is set to Bake rather than a specialty function like Proof or Warm, both of which hold deliberately low cavity temperatures.
Getting It Fixed
Element and sensor replacement on a Bertazzoni oven cavity are both routine repairs for a technician familiar with the platform. Visit our Bertazzoni range repair page to book a diagnostic.

