Bertazzoni Microwaves Error Codes
Complete list of fault codes and troubleshooting guides. Use the search below to find your specific error.
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E01
Microwave will not start; display shows E01 when attempting to run a cooking cycle.
Door Interlock Safety Circuit Fault
E02
Microwave stops shortly after starting and displays E02 on the control panel.
Overheat / Cavity Temperature Sensor Fault
E03
Microwave does not heat and displays E03 shortly after pressing Start.
Magnetron / High-Voltage Circuit Fault
E04
Microwave beeps and shows E04; keypad and display respond but cooking will not start.
Control Board / Relay Drive Fault
E05
Microwave displays E05 and will not start; sometimes occurs after a power surge or outage.
Low-Voltage Power Supply / Control Reset Fault
E06
Microwave shows E06 and the turntable does not rotate during cooking.
Turntable Motor / Rotation Sensor Fault
E07
Microwave displays E07 and the interior light and fan do not come on when starting a cycle.
Primary Relay / Power Distribution Fault
E08
Microwave shows E08 and the cooling fan runs at high speed or not at all during operation.
Cooling Fan Motor / Feedback Fault
E09
Microwave displays E09 and the interior light does not turn on when the door is opened.
Door Sensing / Lamp Circuit Fault
E10
Microwave shows E10 and the display is dim, flickering, or partially blank.
Display / User Interface Power Fault
E11
Microwave shows E11 and sensor cooking functions (e.g., reheat, auto cook) fail to start or stop prematurely.
Humidity / Steam Sensor Fault
E12
Microwave displays E12 and convection or grill functions (if equipped) do not operate correctly.
Convection / Grill Heater Circuit Fault
E13
Microwave shows E13 and stops heating after a short time, often accompanied by a hot cabinet.
Magnetron Overheat / Thermal Cutout Fault
E14
Microwave displays E14 and the clock resets or the unit randomly powers off and on.
Power Interruption / Line Filter Fault
E15
Microwave shows E15 and the keypad does not respond or responds erratically.
Keypad / Touch Panel Fault
E16
Microwave displays E16 and makes an unusual humming or buzzing noise without heating properly.
High-Voltage Diode / Capacitor Fault
E17
Microwave shows E17 and the unit will not start; sometimes accompanied by a faint burning smell previously.
Inverter Power Module Fault (Inverter Models)
E18
Microwave displays E18 and the child lock cannot be engaged or disengaged properly.
Child Lock / Control Logic Fault
E19
Microwave shows E19 and sensor or auto-defrost functions miscalculate time or power.
Weight / Load Sensor or Algorithm Fault
E20
Microwave displays E20 and the unit becomes unresponsive after a long cooking cycle.
Internal Overtemperature / Cabinet Thermal Sensor Fault
Symptom
Microwave clock and settings reset randomly or after each use.
Intermittent Power Loss to Control
Symptom
Microwave display and controls work, but the turntable does not rotate during cooking.
Turntable Drive Failure
Symptom
Microwave display is very dim or unevenly lit, but functions still work.
Display Backlight Degradation
Symptom
Microwave door will not open or is difficult to open; latch feels stuck.
Door Latch / Release Mechanism Failure
Symptom
Microwave door will not stay closed or pops open during cooking.
Door Closure / Latch Retention Fault
Symptom
Microwave emits sparks or arcing inside the cavity during cooking.
Cavity Arcing / Waveguide Contamination
Symptom
Microwave exterior or control panel becomes excessively hot to the touch during normal use.
Ventilation / Cooling Deficiency
Symptom
Microwave interior light does not come on, but the unit heats and otherwise works normally.
Interior Lamp Burnout
Symptom
Microwave interior light works and display is on, but pressing Start does nothing.
Start Circuit / Safety Interlock Inhibit
Symptom
Microwave interior light, fan, and turntable run when the door is closed, even without pressing Start.
Door Switch / Interlock Misalignment
Symptom
Microwave is completely dead; no display, no lights, no response when buttons are pressed.
No Power / Dead Appliance
Symptom
Microwave keypad buttons require very hard pressing or only work intermittently.
Worn Membrane Keypad
Symptom
Microwave makes a loud buzzing or humming noise during operation, louder than normal, sometimes with reduced heating.
High-Voltage System Noise
Symptom
Microwave produces a burning smell or smoke from inside the cavity during use.
Cavity Contamination / Component Overheating
Symptom
Microwave runs but does not heat food; timer counts down, light and turntable work normally.
No-Heat Condition (Magnetron / High-Voltage Failure)
Symptom
Microwave runs but makes loud grinding, scraping, or rattling noises from inside the cavity.
Turntable Drive or Cavity Mechanical Noise
Symptom
Microwave sensor cook or reheat programs consistently overcook or undercook food.
Sensor Calibration / Humidity Detection Issue
Symptom
Microwave timer counts down too fast or too slow compared to real time.
Control Timing / Oscillator Fault
Symptom
Microwave trips the household circuit breaker or blows a fuse when starting a cooking cycle.
Short Circuit / Overcurrent on Startup
Symptom
Over-the-range Bertazzoni microwave exhaust fan does not run or runs only at one speed.
Ventilation Fan / Blower Fault
| Error Code | Symptom | Fault Type | Guide |
|---|---|---|---|
| E01 |
Microwave will not start; display shows E01 when attempting to run a cooking cycle.
|
Door Interlock Safety Circuit Fault | View Details |
| E02 |
Microwave stops shortly after starting and displays E02 on the control panel.
|
Overheat / Cavity Temperature Sensor Fault | View Details |
| E03 |
Microwave does not heat and displays E03 shortly after pressing Start.
|
Magnetron / High-Voltage Circuit Fault | View Details |
| E04 |
Microwave beeps and shows E04; keypad and display respond but cooking will not start.
|
Control Board / Relay Drive Fault | View Details |
| E05 |
Microwave displays E05 and will not start; sometimes occurs after a power surge or outage.
|
Low-Voltage Power Supply / Control Reset Fault | View Details |
| E06 |
Microwave shows E06 and the turntable does not rotate during cooking.
|
Turntable Motor / Rotation Sensor Fault | View Details |
| E07 |
Microwave displays E07 and the interior light and fan do not come on when starting a cycle.
|
Primary Relay / Power Distribution Fault | View Details |
| E08 |
Microwave shows E08 and the cooling fan runs at high speed or not at all during operation.
|
Cooling Fan Motor / Feedback Fault | View Details |
| E09 |
Microwave displays E09 and the interior light does not turn on when the door is opened.
|
Door Sensing / Lamp Circuit Fault | View Details |
| E10 |
Microwave shows E10 and the display is dim, flickering, or partially blank.
|
Display / User Interface Power Fault | View Details |
| E11 |
Microwave shows E11 and sensor cooking functions (e.g., reheat, auto cook) fail to start or stop prematurely.
|
Humidity / Steam Sensor Fault | View Details |
| E12 |
Microwave displays E12 and convection or grill functions (if equipped) do not operate correctly.
|
Convection / Grill Heater Circuit Fault | View Details |
| E13 |
Microwave shows E13 and stops heating after a short time, often accompanied by a hot cabinet.
|
Magnetron Overheat / Thermal Cutout Fault | View Details |
| E14 |
Microwave displays E14 and the clock resets or the unit randomly powers off and on.
|
Power Interruption / Line Filter Fault | View Details |
| E15 |
Microwave shows E15 and the keypad does not respond or responds erratically.
|
Keypad / Touch Panel Fault | View Details |
| E16 |
Microwave displays E16 and makes an unusual humming or buzzing noise without heating properly.
|
High-Voltage Diode / Capacitor Fault | View Details |
| E17 |
Microwave shows E17 and the unit will not start; sometimes accompanied by a faint burning smell previously.
|
Inverter Power Module Fault (Inverter Models) | View Details |
| E18 |
Microwave displays E18 and the child lock cannot be engaged or disengaged properly.
|
Child Lock / Control Logic Fault | View Details |
| E19 |
Microwave shows E19 and sensor or auto-defrost functions miscalculate time or power.
|
Weight / Load Sensor or Algorithm Fault | View Details |
| E20 |
Microwave displays E20 and the unit becomes unresponsive after a long cooking cycle.
|
Internal Overtemperature / Cabinet Thermal Sensor Fault | View Details |
| – |
Microwave clock and settings reset randomly or after each use.
|
Intermittent Power Loss to Control | View Details |
| – |
Microwave display and controls work, but the turntable does not rotate during cooking.
|
Turntable Drive Failure | View Details |
| – |
Microwave display is very dim or unevenly lit, but functions still work.
|
Display Backlight Degradation | View Details |
| – |
Microwave door will not open or is difficult to open; latch feels stuck.
|
Door Latch / Release Mechanism Failure | View Details |
| – |
Microwave door will not stay closed or pops open during cooking.
|
Door Closure / Latch Retention Fault | View Details |
| – |
Microwave emits sparks or arcing inside the cavity during cooking.
|
Cavity Arcing / Waveguide Contamination | View Details |
| – |
Microwave exterior or control panel becomes excessively hot to the touch during normal use.
|
Ventilation / Cooling Deficiency | View Details |
| – |
Microwave interior light does not come on, but the unit heats and otherwise works normally.
|
Interior Lamp Burnout | View Details |
| – |
Microwave interior light works and display is on, but pressing Start does nothing.
|
Start Circuit / Safety Interlock Inhibit | View Details |
| – |
Microwave interior light, fan, and turntable run when the door is closed, even without pressing Start.
|
Door Switch / Interlock Misalignment | View Details |
| – |
Microwave is completely dead; no display, no lights, no response when buttons are pressed.
|
No Power / Dead Appliance | View Details |
| – |
Microwave keypad buttons require very hard pressing or only work intermittently.
|
Worn Membrane Keypad | View Details |
| – |
Microwave makes a loud buzzing or humming noise during operation, louder than normal, sometimes with reduced heating.
|
High-Voltage System Noise | View Details |
| – |
Microwave produces a burning smell or smoke from inside the cavity during use.
|
Cavity Contamination / Component Overheating | View Details |
| – |
Microwave runs but does not heat food; timer counts down, light and turntable work normally.
|
No-Heat Condition (Magnetron / High-Voltage Failure) | View Details |
| – |
Microwave runs but makes loud grinding, scraping, or rattling noises from inside the cavity.
|
Turntable Drive or Cavity Mechanical Noise | View Details |
| – |
Microwave sensor cook or reheat programs consistently overcook or undercook food.
|
Sensor Calibration / Humidity Detection Issue | View Details |
| – |
Microwave timer counts down too fast or too slow compared to real time.
|
Control Timing / Oscillator Fault | View Details |
| – |
Microwave trips the household circuit breaker or blows a fuse when starting a cooking cycle.
|
Short Circuit / Overcurrent on Startup | View Details |
| – |
Over-the-range Bertazzoni microwave exhaust fan does not run or runs only at one speed.
|
Ventilation Fan / Blower Fault | View Details |
No matching codes found
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