Summit 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 immediately after pressing START
Door Interlock Switch Failure
E02
Microwave stops heating shortly after start and displays E02
Magnetron Overheat Protection Trip
E03
Microwave runs but does not heat; display shows E03 after a few seconds
High Voltage System Failure
E04
Microwave beeps and shows E04; turntable does not rotate and cooking does not start
Turntable Motor or Position Sensor Error
E05
Microwave displays E05 and will not start; keypad and display otherwise appear normal
Control Board Communication Error
E06
Microwave shows E06 and stops; interior light and fan may run briefly then shut off
Cavity Temperature Sensor (Thermistor) Fault
E07
Microwave displays E07 and will not accept input from some or all keypad buttons
Keypad / Membrane Switch Failure
E08
Microwave shows E08 and the interior light and fan do not come on when starting a cycle
Low Voltage or Power Supply Error
E09
Microwave displays E09 and the exhaust fan on an over-the-range unit does not operate
Exhaust Fan Motor or Control Error
E10
Microwave shows E10 and the interior light does not turn on when the door is opened
Door Sensing Circuit Error
E11
Microwave displays E11 and stops mid-cycle; fan and light shut off abruptly
Thermal Cut-Out (TCO) Trip on Cavity or Magnetron
E12
Microwave shows E12 and the clock resets intermittently or unit powers off randomly
Power Supply / Noise Filter Board Fault
E13
Microwave displays E13 and the unit beeps continuously until unplugged
Stuck Key or Keypad Short
E14
Microwave shows E14 and convection or grill functions (if equipped) do not operate
Convection/Grill Heater Circuit Fault
E15
Microwave displays E15 and the unit will not start; interior light may stay on
Door Lock / Latch Error
E16
Microwave shows E16 and the display is dim or flickers
Display Power / Backlight Fault
E17
Microwave displays E17 and the child lock cannot be enabled or disabled
Control Logic / Child Lock Function Error
E18
Microwave shows E18 and the sensor cooking functions do not work properly
Humidity / Steam Sensor Fault
E19
Microwave displays E19 and makes a humming noise without heating
Magnetron or High-Voltage Short
E20
Microwave shows E20 and the unit will not respond after a power outage
Control Board Initialization Failure
Symptom
Microwave cavity paint is peeling or rust is visible inside
Cavity Coating Degradation
Symptom
Microwave clock loses time or resets randomly but unit otherwise works
Intermittent Power or Control Board Issue
Symptom
Microwave completely dead – no display, no light, no response
No Power – Line Fuse or Power Input Failure
Symptom
Microwave display works but buttons do not respond or respond intermittently
Unresponsive Keypad
Symptom
Microwave door will not close or pops open during operation
Door Latch and Hinge Misalignment
Symptom
Microwave emits burning smell, smoke, or visible arcing inside the cavity
Cavity Arcing or Component Overheating
Symptom
Microwave fan runs continuously even when not cooking
Stuck Fan Relay or Overheat Protection Mode
Symptom
Microwave interior light and fan turn on, but unit will not start cooking when START is pressed
Control Logic or Relay Failure
Symptom
Microwave interior light does not come on, but unit heats and runs normally
Interior Light Circuit Failure
Symptom
Microwave keypad beeps but display does not change or accept programming
Control Board Processing Fault
Symptom
Microwave leaks water or condensation onto the counter or cabinet
Excess Condensation and Drainage Issues
Symptom
Microwave light, fan, and turntable work but food heats unevenly or slowly
Reduced Heating Efficiency
Symptom
Microwave makes a clicking sound and stops after a few seconds of operation
Intermittent Door Switch or Relay Operation
Symptom
Microwave makes loud buzzing, grinding, or rattling noises during operation
Abnormal Operating Noise
Symptom
Microwave runs but does not heat; no error code displayed
No Heat – High Voltage System Failure
Symptom
Microwave runs with door open or starts when closing the door without pressing START
Door Interlock Safety Failure
Symptom
Microwave trips the circuit breaker or blows fuse when starting
Short Circuit or Overcurrent on Startup
Symptom
Microwave turntable does not rotate, but unit heats normally
Turntable Drive Failure
Symptom
Over-the-range microwave exhaust fan is very weak or ineffective
Poor Ventilation / Exhaust Performance
| Error Code | Symptom | Fault Type | Guide |
|---|---|---|---|
| E01 |
Microwave will not start; display shows E01 immediately after pressing START
|
Door Interlock Switch Failure | View Details |
| E02 |
Microwave stops heating shortly after start and displays E02
|
Magnetron Overheat Protection Trip | View Details |
| E03 |
Microwave runs but does not heat; display shows E03 after a few seconds
|
High Voltage System Failure | View Details |
| E04 |
Microwave beeps and shows E04; turntable does not rotate and cooking does not start
|
Turntable Motor or Position Sensor Error | View Details |
| E05 |
Microwave displays E05 and will not start; keypad and display otherwise appear normal
|
Control Board Communication Error | View Details |
| E06 |
Microwave shows E06 and stops; interior light and fan may run briefly then shut off
|
Cavity Temperature Sensor (Thermistor) Fault | View Details |
| E07 |
Microwave displays E07 and will not accept input from some or all keypad buttons
|
Keypad / Membrane Switch Failure | View Details |
| E08 |
Microwave shows E08 and the interior light and fan do not come on when starting a cycle
|
Low Voltage or Power Supply Error | View Details |
| E09 |
Microwave displays E09 and the exhaust fan on an over-the-range unit does not operate
|
Exhaust Fan Motor or Control Error | View Details |
| E10 |
Microwave shows E10 and the interior light does not turn on when the door is opened
|
Door Sensing Circuit Error | View Details |
| E11 |
Microwave displays E11 and stops mid-cycle; fan and light shut off abruptly
|
Thermal Cut-Out (TCO) Trip on Cavity or Magnetron | View Details |
| E12 |
Microwave shows E12 and the clock resets intermittently or unit powers off randomly
|
Power Supply / Noise Filter Board Fault | View Details |
| E13 |
Microwave displays E13 and the unit beeps continuously until unplugged
|
Stuck Key or Keypad Short | View Details |
| E14 |
Microwave shows E14 and convection or grill functions (if equipped) do not operate
|
Convection/Grill Heater Circuit Fault | View Details |
| E15 |
Microwave displays E15 and the unit will not start; interior light may stay on
|
Door Lock / Latch Error | View Details |
| E16 |
Microwave shows E16 and the display is dim or flickers
|
Display Power / Backlight Fault | View Details |
| E17 |
Microwave displays E17 and the child lock cannot be enabled or disabled
|
Control Logic / Child Lock Function Error | View Details |
| E18 |
Microwave shows E18 and the sensor cooking functions do not work properly
|
Humidity / Steam Sensor Fault | View Details |
| E19 |
Microwave displays E19 and makes a humming noise without heating
|
Magnetron or High-Voltage Short | View Details |
| E20 |
Microwave shows E20 and the unit will not respond after a power outage
|
Control Board Initialization Failure | View Details |
| – |
Microwave cavity paint is peeling or rust is visible inside
|
Cavity Coating Degradation | View Details |
| – |
Microwave clock loses time or resets randomly but unit otherwise works
|
Intermittent Power or Control Board Issue | View Details |
| – |
Microwave completely dead – no display, no light, no response
|
No Power – Line Fuse or Power Input Failure | View Details |
| – |
Microwave display works but buttons do not respond or respond intermittently
|
Unresponsive Keypad | View Details |
| – |
Microwave door will not close or pops open during operation
|
Door Latch and Hinge Misalignment | View Details |
| – |
Microwave emits burning smell, smoke, or visible arcing inside the cavity
|
Cavity Arcing or Component Overheating | View Details |
| – |
Microwave fan runs continuously even when not cooking
|
Stuck Fan Relay or Overheat Protection Mode | View Details |
| – |
Microwave interior light and fan turn on, but unit will not start cooking when START is pressed
|
Control Logic or Relay Failure | View Details |
| – |
Microwave interior light does not come on, but unit heats and runs normally
|
Interior Light Circuit Failure | View Details |
| – |
Microwave keypad beeps but display does not change or accept programming
|
Control Board Processing Fault | View Details |
| – |
Microwave leaks water or condensation onto the counter or cabinet
|
Excess Condensation and Drainage Issues | View Details |
| – |
Microwave light, fan, and turntable work but food heats unevenly or slowly
|
Reduced Heating Efficiency | View Details |
| – |
Microwave makes a clicking sound and stops after a few seconds of operation
|
Intermittent Door Switch or Relay Operation | View Details |
| – |
Microwave makes loud buzzing, grinding, or rattling noises during operation
|
Abnormal Operating Noise | View Details |
| – |
Microwave runs but does not heat; no error code displayed
|
No Heat – High Voltage System Failure | View Details |
| – |
Microwave runs with door open or starts when closing the door without pressing START
|
Door Interlock Safety Failure | View Details |
| – |
Microwave trips the circuit breaker or blows fuse when starting
|
Short Circuit or Overcurrent on Startup | View Details |
| – |
Microwave turntable does not rotate, but unit heats normally
|
Turntable Drive Failure | View Details |
| – |
Over-the-range microwave exhaust fan is very weak or ineffective
|
Poor Ventilation / Exhaust Performance | View Details |
No matching codes found
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