Avanti
Avanti Microwaves Error Codes
Complete list of fault codes and troubleshooting guides. Use the search below to find your specific error.
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dE
Microwave displays dE or DE and will not start; door appears closed.
Door Not Properly Closed / Door Detection Error
E1
Microwave will not start; display shows E1 immediately after pressing START.
Door Switch Interlock Failure
E2
Microwave stops heating shortly after start and displays E2 on the control panel.
Magnetron Overheat or Thermal Cutout Trip
E3
Microwave runs but does not heat; display shows E3 after a few seconds.
High Voltage System Failure
E4
Microwave beeps and displays E4; turntable does not rotate and cooking does not start.
Turntable Motor or Rotation Sensor Error
E5
Microwave display shows E5 and unit will not start; keypad appears to respond but cooking cannot be initiated.
Control Board or Relay Failure
E6
Microwave shows E6 and will not accept keypad input or starts/stops erratically.
Keypad or Membrane Switch Failure
E7
Microwave displays E7 and stops mid-cycle; fan may continue to run briefly.
Cavity Temperature Sensor (Thermistor) Error
E8
Microwave shows E8 and will not start; interior light and fan may operate briefly then shut off.
Inverter or Power Supply Error (Inverter Models)
E9
Microwave displays E9 and the interior light stays on even when the door is closed; unit will not start.
Door Monitor Switch or Interlock Logic Error
F1
Microwave beeps and displays F1; may not start or may stop mid-cycle.
Control Board Internal Error
F2
Microwave displays F2 and may run the fan or light unexpectedly; cooking functions disabled.
Stuck Relay or Shorted Output on Control Board
F3
Microwave displays F3 and may not start; sensor cooking functions fail.
Temperature or Sensor Circuit Error
F4
Microwave displays F4 and stops cooking; may occur during sensor cook cycles.
Humidity Sensor Failure
F5
Microwave displays F5 and will not start; may be accompanied by beeping.
Door Switch Logic Error
H0
Microwave display shows H0 or HO and unit does not heat; fan and light may operate.
Humidity Sensor or Steam Sensor Error (Sensor Cooking Models)
H1
Microwave displays H1 or HI and stops cooking; fan may continue to run.
Overheat Protection / High Internal Temperature
LOC
Microwave display shows LOC or a lock icon; keypad does not respond to cooking commands.
Child Lock / Control Lock Activated
PF
Microwave display shows PF and clock is reset; unit may beep when power is restored.
Power Failure or Line Voltage Interruption
SE
Microwave beeps repeatedly and displays SE; keys may appear to press themselves or keypad is unresponsive.
Stuck Key or Shorted Keypad
Symptom
Microwave cavity light and fan turn on when door is opened, but unit also makes a buzzing sound as if trying to run.
Incorrect Door Switch Sequencing / Potential Live Operation with Door Open
Symptom
Microwave clock loses time or resets intermittently, but cooking functions are otherwise normal.
Clock / Low-Voltage Power Instability
Symptom
Microwave display and clock work, but pressing START does nothing; no relay click, no fan or light.
Start Circuit / Control Logic Failure
Symptom
Microwave display is blank or very dim, but interior light and cooking still work.
Display / VFD / LED Failure
Symptom
Microwave door will not open or is difficult to open; latch button feels stuck.
Door Latch Mechanism Failure
Symptom
Microwave door will not stay closed or pops open during cooking.
Door Latch Engagement Failure
Symptom
Microwave emits a burning smell, smoke, or visible arcing (sparks) inside the cavity during use.
Cavity Arcing or Component Overheating
Symptom
Microwave has a strong, persistent odor during or after cooking, even when empty.
Odor Contamination in Cavity and Vent System
Symptom
Microwave interior light does not come on when the door opens or during cooking, but unit heats normally.
Interior Light Circuit Failure
Symptom
Microwave interior light, fan, or turntable runs when the door is open, or continues running after cycle ends.
Door Interlock Circuit Malfunction
Symptom
Microwave is completely dead; no display, no interior light, no response to keypad.
No Power – Primary Power Circuit Failure
Symptom
Microwave keypad buttons do not respond or only some keys work.
Keypad / Membrane Failure
Symptom
Microwave runs but does not heat food; timer counts down, light and turntable operate normally.
No Heat – High Voltage System Failure
Symptom
Microwave runs but makes loud humming, buzzing, or grinding noises during operation.
Abnormal Operating Noise
Symptom
Microwave stops mid-cycle and resets, or display flickers when cooking starts.
Intermittent Power or Control Reset
Symptom
Microwave trips the household circuit breaker or blows a fuse when starting a cook cycle.
Short Circuit or Overcurrent on Startup
Symptom
Microwave turntable does not rotate, but heating and timer work normally.
Turntable Drive Failure
Symptom
Over-the-range Avanti microwave vent fan does not run or only runs on one speed.
Ventilation Fan Failure (OTR Models)
| Error Code | Symptom | Fault Type | Guide |
|---|---|---|---|
| dE |
Microwave displays dE or DE and will not start; door appears closed.
|
Door Not Properly Closed / Door Detection Error | View Details |
| E1 |
Microwave will not start; display shows E1 immediately after pressing START.
|
Door Switch Interlock Failure | View Details |
| E2 |
Microwave stops heating shortly after start and displays E2 on the control panel.
|
Magnetron Overheat or Thermal Cutout Trip | View Details |
| E3 |
Microwave runs but does not heat; display shows E3 after a few seconds.
|
High Voltage System Failure | View Details |
| E4 |
Microwave beeps and displays E4; turntable does not rotate and cooking does not start.
|
Turntable Motor or Rotation Sensor Error | View Details |
| E5 |
Microwave display shows E5 and unit will not start; keypad appears to respond but cooking cannot be initiated.
|
Control Board or Relay Failure | View Details |
| E6 |
Microwave shows E6 and will not accept keypad input or starts/stops erratically.
|
Keypad or Membrane Switch Failure | View Details |
| E7 |
Microwave displays E7 and stops mid-cycle; fan may continue to run briefly.
|
Cavity Temperature Sensor (Thermistor) Error | View Details |
| E8 |
Microwave shows E8 and will not start; interior light and fan may operate briefly then shut off.
|
Inverter or Power Supply Error (Inverter Models) | View Details |
| E9 |
Microwave displays E9 and the interior light stays on even when the door is closed; unit will not start.
|
Door Monitor Switch or Interlock Logic Error | View Details |
| F1 |
Microwave beeps and displays F1; may not start or may stop mid-cycle.
|
Control Board Internal Error | View Details |
| F2 |
Microwave displays F2 and may run the fan or light unexpectedly; cooking functions disabled.
|
Stuck Relay or Shorted Output on Control Board | View Details |
| F3 |
Microwave displays F3 and may not start; sensor cooking functions fail.
|
Temperature or Sensor Circuit Error | View Details |
| F4 |
Microwave displays F4 and stops cooking; may occur during sensor cook cycles.
|
Humidity Sensor Failure | View Details |
| F5 |
Microwave displays F5 and will not start; may be accompanied by beeping.
|
Door Switch Logic Error | View Details |
| H0 |
Microwave display shows H0 or HO and unit does not heat; fan and light may operate.
|
Humidity Sensor or Steam Sensor Error (Sensor Cooking Models) | View Details |
| H1 |
Microwave displays H1 or HI and stops cooking; fan may continue to run.
|
Overheat Protection / High Internal Temperature | View Details |
| LOC |
Microwave display shows LOC or a lock icon; keypad does not respond to cooking commands.
|
Child Lock / Control Lock Activated | View Details |
| PF |
Microwave display shows PF and clock is reset; unit may beep when power is restored.
|
Power Failure or Line Voltage Interruption | View Details |
| SE |
Microwave beeps repeatedly and displays SE; keys may appear to press themselves or keypad is unresponsive.
|
Stuck Key or Shorted Keypad | View Details |
| – |
Microwave cavity light and fan turn on when door is opened, but unit also makes a buzzing sound as if trying to run.
|
Incorrect Door Switch Sequencing / Potential Live Operation with Door Open | View Details |
| – |
Microwave clock loses time or resets intermittently, but cooking functions are otherwise normal.
|
Clock / Low-Voltage Power Instability | View Details |
| – |
Microwave display and clock work, but pressing START does nothing; no relay click, no fan or light.
|
Start Circuit / Control Logic Failure | View Details |
| – |
Microwave display is blank or very dim, but interior light and cooking still work.
|
Display / VFD / LED Failure | View Details |
| – |
Microwave door will not open or is difficult to open; latch button feels stuck.
|
Door Latch Mechanism Failure | View Details |
| – |
Microwave door will not stay closed or pops open during cooking.
|
Door Latch Engagement Failure | View Details |
| – |
Microwave emits a burning smell, smoke, or visible arcing (sparks) inside the cavity during use.
|
Cavity Arcing or Component Overheating | View Details |
| – |
Microwave has a strong, persistent odor during or after cooking, even when empty.
|
Odor Contamination in Cavity and Vent System | View Details |
| – |
Microwave interior light does not come on when the door opens or during cooking, but unit heats normally.
|
Interior Light Circuit Failure | View Details |
| – |
Microwave interior light, fan, or turntable runs when the door is open, or continues running after cycle ends.
|
Door Interlock Circuit Malfunction | View Details |
| – |
Microwave is completely dead; no display, no interior light, no response to keypad.
|
No Power – Primary Power Circuit Failure | View Details |
| – |
Microwave keypad buttons do not respond or only some keys work.
|
Keypad / Membrane Failure | View Details |
| – |
Microwave runs but does not heat food; timer counts down, light and turntable operate normally.
|
No Heat – High Voltage System Failure | View Details |
| – |
Microwave runs but makes loud humming, buzzing, or grinding noises during operation.
|
Abnormal Operating Noise | View Details |
| – |
Microwave stops mid-cycle and resets, or display flickers when cooking starts.
|
Intermittent Power or Control Reset | View Details |
| – |
Microwave trips the household circuit breaker or blows a fuse when starting a cook cycle.
|
Short Circuit or Overcurrent on Startup | View Details |
| – |
Microwave turntable does not rotate, but heating and timer work normally.
|
Turntable Drive Failure | View Details |
| – |
Over-the-range Avanti microwave vent fan does not run or only runs on one speed.
|
Ventilation Fan Failure (OTR Models) | View Details |
No matching codes found
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