Samsung Microwaves Error Codes
Complete list of fault codes and troubleshooting guides. Use the search below to find your specific error.
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5E
Microwave displays '5E' and keypad does not respond correctly, often similar to SE error. Random beeping or self-starting may occur.
Keypad Short / Touch Panel Error
C-d0
Microwave shows 'C-d0' and will not start, often after a power interruption.
Child Lock / Door Status Error
C-FO
Microwave displays 'C-FO' and may not respond to inputs.
Factory Option / Configuration Error
dE
Microwave displays 'dE' or 'door' and will not start cooking.
Door Not Closed / Door Switch Detection Error
E-11
Microwave shows 'E-11' and may not heat or may shut down shortly after starting.
Humidity / Steam Sensor Error
E-12
Microwave displays 'E-12' and auto-cook or sensor cook functions fail to start or stop prematurely.
Humidity Sensor Circuit Fault
E-21
Microwave shows 'E-21' and may not start or may shut off quickly after starting.
Magnetron Temperature Sensor Error
E-22
Microwave displays 'E-22' and will not heat or stops shortly after starting.
Cavity Temperature Sensor Error
E-24
Microwave shows 'E-24' and may not start or may shut down during cooking.
Cooling Fan Motor Error
E-25
Microwave displays 'E-25' and stops heating or will not start.
Convection Fan / Heater Error (Convection Models)
E-32
Microwave shows 'E-32' and sensor cooking functions fail or stop quickly.
Weight / Load Sensor Error (Some Sensor Models)
E-41
Microwave displays 'E-41' and will not start cooking.
Door Switch Error (Primary Interlock)
E-42
Microwave shows 'E-42' and does not start when Start is pressed.
Door Switch Error (Secondary Interlock)
E-43
Microwave displays 'E-43' and may show 'door' related error, will not run.
Monitor Door Switch / Interlock Error
E-83
Microwave shows 'E-83' and is unresponsive or behaves erratically.
Main Control Board Communication Error
E-85
Microwave displays 'E-85' and will not start or may freeze on the display.
Inverter / Power Supply Error (Inverter Models)
E-91
Microwave shows 'E-91' and may not respond to keypad inputs.
Keypad Communication Error
E-92
Microwave displays 'E-92' and the display may be blank or partially lit.
Display Board Error
E-95
Microwave shows 'E-95' and may not start or may shut down unexpectedly.
Low Voltage / Power Supply Error
H97
Microwave displays 'H97' and does not heat; fan and light may still operate.
Inverter / High Voltage System Error
H98
Microwave shows 'H98' and will not heat; may stop shortly after starting.
High Voltage Protection Error
H99
Microwave displays 'H99' and does not heat; may show error immediately on start.
Inverter Overcurrent / Magnetron Short Error
SE
Microwave beeps repeatedly and keypad seems to press buttons by itself, often with 'SE' or '5E' displayed. Unit may start or stop unexpectedly.
Keypad Short / Stuck Membrane Switch
Symptom
Microwave clock resets or display blinks after each use or randomly.
Power Interruption / Control Board Power Supply Issue
Symptom
Microwave completely dead – no display, no light, no response when buttons are pressed.
No Power – Primary Power Circuit Failure
Symptom
Microwave display is dim, flickering, or partially missing segments.
Display Module Degradation
Symptom
Microwave display is on but pressing Start does nothing; timer does not count down.
Won't Start – Control or Door Interlock Issue
Symptom
Microwave door does not close properly or sags, causing poor sealing.
Door Misalignment / Hinge Wear
Symptom
Microwave door will not open or is stuck closed after cooking.
Door Latch / Open Mechanism Failure
Symptom
Microwave emits a burning smell or visible smoke from vents during or after use.
Overheating / Component Burnout
Symptom
Microwave exterior or control panel becomes very hot to the touch during use.
Overheating / Poor Ventilation
Symptom
Microwave fan runs but there is little or no suction from the vent (OTR models).
Ventilation / Exhaust Performance Issue
Symptom
Microwave has condensation or water droplets forming inside or on the door.
Excessive Condensation / Ventilation Issue
Symptom
Microwave interior is sparking or arcing during cooking, often near the waveguide cover or metal objects.
Cavity Arcing / Waveguide Contamination
Symptom
Microwave interior light does not turn on, but unit heats and operates normally.
Cavity Lamp Failure
Symptom
Microwave keypad buttons do not respond or only some keys work.
Keypad / Membrane Failure
Symptom
Microwave light, fan, and turntable come on as soon as the door is closed, without pressing Start.
Door Switch / Relay Stuck On
Symptom
Microwave makes loud humming, grinding, or buzzing noises during operation.
Excessive Noise – Mechanical or High Voltage Component
Symptom
Microwave runs (light and turntable on, fan running) but food does not heat at all.
No Heat – High Voltage System Failure
Symptom
Microwave runs for a few seconds then shuts off and may restart or require pressing Start again.
Intermittent Shutdown – Overheat or Door Interlock Fault
Symptom
Microwave turntable does not rotate, but heating and other functions work.
Turntable Not Rotating
| Error Code | Symptom | Fault Type | Guide |
|---|---|---|---|
| 5E |
Microwave displays '5E' and keypad does not respond correctly, often similar to SE error. Random beeping or self-starting may occur.
|
Keypad Short / Touch Panel Error | View Details |
| C-d0 |
Microwave shows 'C-d0' and will not start, often after a power interruption.
|
Child Lock / Door Status Error | View Details |
| C-FO |
Microwave displays 'C-FO' and may not respond to inputs.
|
Factory Option / Configuration Error | View Details |
| dE |
Microwave displays 'dE' or 'door' and will not start cooking.
|
Door Not Closed / Door Switch Detection Error | View Details |
| E-11 |
Microwave shows 'E-11' and may not heat or may shut down shortly after starting.
|
Humidity / Steam Sensor Error | View Details |
| E-12 |
Microwave displays 'E-12' and auto-cook or sensor cook functions fail to start or stop prematurely.
|
Humidity Sensor Circuit Fault | View Details |
| E-21 |
Microwave shows 'E-21' and may not start or may shut off quickly after starting.
|
Magnetron Temperature Sensor Error | View Details |
| E-22 |
Microwave displays 'E-22' and will not heat or stops shortly after starting.
|
Cavity Temperature Sensor Error | View Details |
| E-24 |
Microwave shows 'E-24' and may not start or may shut down during cooking.
|
Cooling Fan Motor Error | View Details |
| E-25 |
Microwave displays 'E-25' and stops heating or will not start.
|
Convection Fan / Heater Error (Convection Models) | View Details |
| E-32 |
Microwave shows 'E-32' and sensor cooking functions fail or stop quickly.
|
Weight / Load Sensor Error (Some Sensor Models) | View Details |
| E-41 |
Microwave displays 'E-41' and will not start cooking.
|
Door Switch Error (Primary Interlock) | View Details |
| E-42 |
Microwave shows 'E-42' and does not start when Start is pressed.
|
Door Switch Error (Secondary Interlock) | View Details |
| E-43 |
Microwave displays 'E-43' and may show 'door' related error, will not run.
|
Monitor Door Switch / Interlock Error | View Details |
| E-83 |
Microwave shows 'E-83' and is unresponsive or behaves erratically.
|
Main Control Board Communication Error | View Details |
| E-85 |
Microwave displays 'E-85' and will not start or may freeze on the display.
|
Inverter / Power Supply Error (Inverter Models) | View Details |
| E-91 |
Microwave shows 'E-91' and may not respond to keypad inputs.
|
Keypad Communication Error | View Details |
| E-92 |
Microwave displays 'E-92' and the display may be blank or partially lit.
|
Display Board Error | View Details |
| E-95 |
Microwave shows 'E-95' and may not start or may shut down unexpectedly.
|
Low Voltage / Power Supply Error | View Details |
| H97 |
Microwave displays 'H97' and does not heat; fan and light may still operate.
|
Inverter / High Voltage System Error | View Details |
| H98 |
Microwave shows 'H98' and will not heat; may stop shortly after starting.
|
High Voltage Protection Error | View Details |
| H99 |
Microwave displays 'H99' and does not heat; may show error immediately on start.
|
Inverter Overcurrent / Magnetron Short Error | View Details |
| SE |
Microwave beeps repeatedly and keypad seems to press buttons by itself, often with 'SE' or '5E' displayed. Unit may start or stop unexpectedly.
|
Keypad Short / Stuck Membrane Switch | View Details |
| – |
Microwave clock resets or display blinks after each use or randomly.
|
Power Interruption / Control Board Power Supply Issue | View Details |
| – |
Microwave completely dead – no display, no light, no response when buttons are pressed.
|
No Power – Primary Power Circuit Failure | View Details |
| – |
Microwave display is dim, flickering, or partially missing segments.
|
Display Module Degradation | View Details |
| – |
Microwave display is on but pressing Start does nothing; timer does not count down.
|
Won't Start – Control or Door Interlock Issue | View Details |
| – |
Microwave door does not close properly or sags, causing poor sealing.
|
Door Misalignment / Hinge Wear | View Details |
| – |
Microwave door will not open or is stuck closed after cooking.
|
Door Latch / Open Mechanism Failure | View Details |
| – |
Microwave emits a burning smell or visible smoke from vents during or after use.
|
Overheating / Component Burnout | View Details |
| – |
Microwave exterior or control panel becomes very hot to the touch during use.
|
Overheating / Poor Ventilation | View Details |
| – |
Microwave fan runs but there is little or no suction from the vent (OTR models).
|
Ventilation / Exhaust Performance Issue | View Details |
| – |
Microwave has condensation or water droplets forming inside or on the door.
|
Excessive Condensation / Ventilation Issue | View Details |
| – |
Microwave interior is sparking or arcing during cooking, often near the waveguide cover or metal objects.
|
Cavity Arcing / Waveguide Contamination | View Details |
| – |
Microwave interior light does not turn on, but unit heats and operates normally.
|
Cavity Lamp Failure | View Details |
| – |
Microwave keypad buttons do not respond or only some keys work.
|
Keypad / Membrane Failure | View Details |
| – |
Microwave light, fan, and turntable come on as soon as the door is closed, without pressing Start.
|
Door Switch / Relay Stuck On | View Details |
| – |
Microwave makes loud humming, grinding, or buzzing noises during operation.
|
Excessive Noise – Mechanical or High Voltage Component | View Details |
| – |
Microwave runs (light and turntable on, fan running) but food does not heat at all.
|
No Heat – High Voltage System Failure | View Details |
| – |
Microwave runs for a few seconds then shuts off and may restart or require pressing Start again.
|
Intermittent Shutdown – Overheat or Door Interlock Fault | View Details |
| – |
Microwave turntable does not rotate, but heating and other functions work.
|
Turntable Not Rotating | View Details |
No matching codes found
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