Clatronic Microwaves Error Codes
Complete list of fault codes and troubleshooting guides. Use the search below to find your specific error.
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E1
Microwave will not start; display shows E1 immediately after pressing START.
Door Interlock Circuit Fault
E10
Microwave shows E10; clock and display work but unit will not start when pressing START.
Door Sensing / Monitor Switch Fault
E2
Microwave beeps and shows E2; oven light and fan may run but food does not heat.
Magnetron Overheat or Magnetron Protection Fault
E3
Microwave displays E3 and will not start; sometimes appears after a power surge or lightning storm.
Control Panel Keypad or Touch Sensor Error
E4
Microwave shows E4 and stops heating; turntable and light may still work.
Cavity Temperature Sensor / Thermistor Fault
E5
Microwave displays E5 and will not heat; sometimes accompanied by a humming noise stopping quickly.
High Voltage System Protection / Overcurrent Fault
E6
Microwave shows E6 and does not start; turntable and interior light remain off.
Power Supply or Low-Voltage Board Fault
E7
Microwave displays E7; grill or convection functions (if equipped) do not operate correctly.
Grill / Convection Heater Circuit Fault
E8
Microwave shows E8; turntable does not rotate, or rotation is jerky and noisy.
Turntable Motor or Turntable Sensor Fault
E9
Microwave displays E9 and stops mid-cycle; may restart after cooling.
Overheat Protection / Thermal Cut-Out Tripped
Symptom
Microwave cavity paint is peeling or rust is visible inside, especially on the floor or around the door.
Cavity Corrosion / Paint Degradation
Symptom
Microwave clock loses time or resets to 00:00 after each use or when opening the door.
Power Supply Drop or Control Board Fault
Symptom
Microwave convection mode (if equipped) does not heat, but standard microwave mode works.
Convection Heater or Fan Failure
Symptom
Microwave display and functions reset randomly during cooking; unit may stop and restart.
Intermittent Power or Control Reset
Symptom
Microwave display is dim, flickering, or some segments are missing, but cooking still works.
Display Module or Power Supply Degradation
Symptom
Microwave display works and timer counts down, but pressing START does nothing.
Start Circuit / Keypad Failure
Symptom
Microwave does not power on at all; display is blank and no lights or sounds occur when door is opened.
No Power / Dead Appliance
Symptom
Microwave door glass is cracked or shattered (inner or outer panel).
Door Glass Damage
Symptom
Microwave door will not latch properly or pops open during cooking.
Door Latch and Hinge Misalignment
Symptom
Microwave door will not open; latch seems stuck even when pressing the door button or pulling the handle.
Stuck Door Latch Mechanism
Symptom
Microwave emits a high-pitched squeal or chirping noise during operation.
Fan or Turntable Motor Bearing Wear
Symptom
Microwave emits sparks or arcing inside the cavity during cooking.
Cavity Arcing / Waveguide Contamination
Symptom
Microwave fan is very loud or continues running for a long time after cooking ends.
Cooling Fan Overrun or Noise
Symptom
Microwave grill function (if equipped) does not brown food; grill element does not glow red.
Grill Element Failure
Symptom
Microwave heats unevenly; some areas of food are very hot while others remain cold.
Uneven Heating / Standing Wave Pattern
Symptom
Microwave interior fills with condensation or water droplets during and after cooking.
Excess Moisture / Condensation
Symptom
Microwave interior light does not turn on when cooking or when the door is opened, but the unit still heats.
Interior Lamp Failure
Symptom
Microwave interior light turns on and fan runs, but the turntable does not rotate.
Turntable Drive Failure
Symptom
Microwave keypad is unresponsive or only some buttons work intermittently.
Membrane Keypad Wear or Moisture Damage
Symptom
Microwave makes a rattling or scraping noise when the turntable rotates.
Turntable Support or Roller Ring Wear
Symptom
Microwave produces a burning smell or smoke from the interior during or after cooking.
Overheated Food or Internal Component Overheating
Symptom
Microwave produces a metallic taste or odor in food.
Contaminated Cavity or Arcing Residue
Symptom
Microwave runs (light and turntable on, fan humming) but food remains cold after the set time.
No Heating / Magnetron Circuit Failure
Symptom
Microwave runs but makes a loud buzzing, humming, or growling noise that is much louder than normal.
Noisy High-Voltage Transformer or Magnetron
Symptom
Microwave runs with the door open or starts when the door is closed without pressing START.
Dangerous Door Interlock Failure
Symptom
Microwave trips the household circuit breaker or blows the fuse when starting a cooking cycle.
Short Circuit or Overcurrent on Startup
| Error Code | Symptom | Fault Type | Guide |
|---|---|---|---|
| E1 |
Microwave will not start; display shows E1 immediately after pressing START.
|
Door Interlock Circuit Fault | View Details |
| E10 |
Microwave shows E10; clock and display work but unit will not start when pressing START.
|
Door Sensing / Monitor Switch Fault | View Details |
| E2 |
Microwave beeps and shows E2; oven light and fan may run but food does not heat.
|
Magnetron Overheat or Magnetron Protection Fault | View Details |
| E3 |
Microwave displays E3 and will not start; sometimes appears after a power surge or lightning storm.
|
Control Panel Keypad or Touch Sensor Error | View Details |
| E4 |
Microwave shows E4 and stops heating; turntable and light may still work.
|
Cavity Temperature Sensor / Thermistor Fault | View Details |
| E5 |
Microwave displays E5 and will not heat; sometimes accompanied by a humming noise stopping quickly.
|
High Voltage System Protection / Overcurrent Fault | View Details |
| E6 |
Microwave shows E6 and does not start; turntable and interior light remain off.
|
Power Supply or Low-Voltage Board Fault | View Details |
| E7 |
Microwave displays E7; grill or convection functions (if equipped) do not operate correctly.
|
Grill / Convection Heater Circuit Fault | View Details |
| E8 |
Microwave shows E8; turntable does not rotate, or rotation is jerky and noisy.
|
Turntable Motor or Turntable Sensor Fault | View Details |
| E9 |
Microwave displays E9 and stops mid-cycle; may restart after cooling.
|
Overheat Protection / Thermal Cut-Out Tripped | View Details |
| – |
Microwave cavity paint is peeling or rust is visible inside, especially on the floor or around the door.
|
Cavity Corrosion / Paint Degradation | View Details |
| – |
Microwave clock loses time or resets to 00:00 after each use or when opening the door.
|
Power Supply Drop or Control Board Fault | View Details |
| – |
Microwave convection mode (if equipped) does not heat, but standard microwave mode works.
|
Convection Heater or Fan Failure | View Details |
| – |
Microwave display and functions reset randomly during cooking; unit may stop and restart.
|
Intermittent Power or Control Reset | View Details |
| – |
Microwave display is dim, flickering, or some segments are missing, but cooking still works.
|
Display Module or Power Supply Degradation | View Details |
| – |
Microwave display works and timer counts down, but pressing START does nothing.
|
Start Circuit / Keypad Failure | View Details |
| – |
Microwave does not power on at all; display is blank and no lights or sounds occur when door is opened.
|
No Power / Dead Appliance | View Details |
| – |
Microwave door glass is cracked or shattered (inner or outer panel).
|
Door Glass Damage | View Details |
| – |
Microwave door will not latch properly or pops open during cooking.
|
Door Latch and Hinge Misalignment | View Details |
| – |
Microwave door will not open; latch seems stuck even when pressing the door button or pulling the handle.
|
Stuck Door Latch Mechanism | View Details |
| – |
Microwave emits a high-pitched squeal or chirping noise during operation.
|
Fan or Turntable Motor Bearing Wear | View Details |
| – |
Microwave emits sparks or arcing inside the cavity during cooking.
|
Cavity Arcing / Waveguide Contamination | View Details |
| – |
Microwave fan is very loud or continues running for a long time after cooking ends.
|
Cooling Fan Overrun or Noise | View Details |
| – |
Microwave grill function (if equipped) does not brown food; grill element does not glow red.
|
Grill Element Failure | View Details |
| – |
Microwave heats unevenly; some areas of food are very hot while others remain cold.
|
Uneven Heating / Standing Wave Pattern | View Details |
| – |
Microwave interior fills with condensation or water droplets during and after cooking.
|
Excess Moisture / Condensation | View Details |
| – |
Microwave interior light does not turn on when cooking or when the door is opened, but the unit still heats.
|
Interior Lamp Failure | View Details |
| – |
Microwave interior light turns on and fan runs, but the turntable does not rotate.
|
Turntable Drive Failure | View Details |
| – |
Microwave keypad is unresponsive or only some buttons work intermittently.
|
Membrane Keypad Wear or Moisture Damage | View Details |
| – |
Microwave makes a rattling or scraping noise when the turntable rotates.
|
Turntable Support or Roller Ring Wear | View Details |
| – |
Microwave produces a burning smell or smoke from the interior during or after cooking.
|
Overheated Food or Internal Component Overheating | View Details |
| – |
Microwave produces a metallic taste or odor in food.
|
Contaminated Cavity or Arcing Residue | View Details |
| – |
Microwave runs (light and turntable on, fan humming) but food remains cold after the set time.
|
No Heating / Magnetron Circuit Failure | View Details |
| – |
Microwave runs but makes a loud buzzing, humming, or growling noise that is much louder than normal.
|
Noisy High-Voltage Transformer or Magnetron | View Details |
| – |
Microwave runs with the door open or starts when the door is closed without pressing START.
|
Dangerous Door Interlock Failure | View Details |
| – |
Microwave trips the household circuit breaker or blows the fuse when starting a cooking cycle.
|
Short Circuit or Overcurrent on Startup | View Details |
No matching codes found
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