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Sekom • Central Diagnostic Dictionary
38 Verified Codes in Database

Sekom Error Codes & Diagnostics

Access our premium database of error codes, common faults, and professional repair solutions for Sekom appliances.

Luxury front-loading washing machine in brushed titanium with illuminated dark glass drum
CodeAppliancesFault / DiagnosticsRepair InstructionsAction
AL01
Dishwasher
General System & Mechanical Integration

Sekom AL01: Operational cycle fault detected during Dishwasher program execution.

Alternative code for a leak detected in the base pan of the appliance.

Disconnect power and water. Find and repair the source of the leak (hose, seal, pump). Dry the base pan and reset the float switch.

Diagnose
AL02
Dishwasher
Water Inlet Valve, Aquastop & Flowmeter

Water Inlet Timeout Error

Alternative code for the appliance failing to fill with water.

Check water supply tap is open. Inspect inlet hose for kinks. Clean the filter screen on the water inlet valve.

Diagnose
AL03
Dishwasher
Drainage System & Drain Pump

Water Drain Timeout Error

Alternative code for the appliance failing to drain water.

Clean the filters in the bottom of the tub. Check the drain hose for blockages. Inspect the drain pump impeller.

Diagnose
C1
Refrigerator / Freezer
Refrigeration Compressor, Defrost Heater & PTC Relay

Sekom C1: Cooling circuit or defrost system anomaly in Refrigerator / Freezer; compartment temperature deviation.

Indicates a problem with the defrost system or a door seal leak, leading to excessive frost.

Check door gaskets for a proper seal. Manually defrost the unit. If the problem returns, inspect the defrost heater, sensor, and timer/board.

Diagnose
E01
Washing Machine
Door Lock Mechanism & Safety Interlock

Sekom E01: Door lock safety interlock fault in Washing Machine; door switch contact fails to close or open.

The appliance door is not properly closed or the door lock mechanism is faulty.

Ensure the door is firmly shut. Check the door lock wiring and mechanism. Replace the door interlock if necessary.

Diagnose
E1
Dishwasher
Drainage System & Drain Pump

Leak Detected / Anti-Flood Activated

Water has collected in the base of the dishwasher, activating the float switch. This indicates a leak.

Disconnect from power. Tip the appliance back to drain water from the base. Identify and repair the source of the leak (e.g., hose, seal, pump).

Diagnose
E02
Washing Machine
Water Inlet Valve, Aquastop & Flowmeter

Sekom E02: Water inlet / filling timeout in Washing Machine; appliance fails to fill to minimum operational level.

The machine has not filled with water in the allocated time. This can be due to a closed water tap, low water pressure, or a kinked/blocked inlet hose.

Check that the water supply tap is fully open. Ensure the inlet hose is not bent or clogged. Clean the filter in the water inlet valve.

Diagnose
E2
Dishwasher
Drainage System & Drain Pump

Sekom E2: Water drainage failure detected in Dishwasher; drain pump cannot evacuate water within safety time limit.

The dishwasher is unable to drain water within the specified time. Caused by blocked filters, a kinked drain hose, or a faulty drain pump.

Clean the main filter and microfilter inside the dishwasher. Check the drain hose for any kinks or blockages. Inspect the drain pump for obstructions.

Diagnose
E03
Washing Machine
Drainage System & Drain Pump

Sekom E03: Water drainage failure detected in Washing Machine; drain pump cannot evacuate water within safety time limit.

The machine has failed to drain the water. The drain filter may be blocked, the drain pump faulty, or the drain hose is kinked.

Unplug the machine. Clean the drain pump filter. Check the drain hose for blockages or kinks. Inspect the drain pump impeller.

Diagnose
E3
Dishwasher
Heating Element, Thermostat & Safety Fuse

Sekom E3: Water/air heating failure in Dishwasher; heating circuit does not reach set temperature.

The water is not heating up. The heating element, thermostat, or related wiring is likely faulty.

Check the heating element for continuity using a multimeter. Inspect wiring to the element and the control board. Replace the element if it has failed.

Diagnose
E04
Washing Machine
Water Level Pressure Switch & Air Dome

Anti-Flood / Overfill Error

Too much water has entered the drum, triggering the anti-flood pressure switch. This is often caused by a faulty water inlet valve or pressure switch.

Check the pressure switch and the tube connected to it for blockages. Inspect the water inlet valve to see if it's closing properly.

Diagnose
E4
Dishwasher
Water Level Pressure Switch & Air Dome

Sekom E4: Water level pressure sensor/switch frequency anomaly detected in Dishwasher.

The dishwasher has detected too much water. Usually caused by a stuck water inlet valve or a faulty pressure sensor.

Turn off the water supply. Check if the water inlet valve is stuck open. Inspect the pressure sensor and its connecting hose for blockages.

Diagnose
E05
Washing Machine
NTC Temperature Sensor & Thermistor

Sekom E05: NTC temperature sensor signal out of range (open or short circuit) in Washing Machine.

The water temperature sensor (NTC) is faulty, providing an incorrect reading or no reading to the control board.

Check the wiring to the NTC sensor. Test the sensor with a multimeter for the correct resistance. Replace the NTC sensor if faulty.

Diagnose
E5
Dishwasher
Water Inlet Valve, Aquastop & Flowmeter

Sekom E5: Water inlet / filling timeout in Dishwasher; appliance fails to fill to minimum operational level.

The dishwasher is not filling with water. The water tap may be off, the inlet hose kinked, or the inlet valve filter is blocked.

Ensure the water tap is fully open and water pressure is adequate. Straighten any kinks in the inlet hose. Clean the small mesh filter inside the inlet valve.

Diagnose
E06
Washing Machine
Drive Motor, Inverter & Tachometer Sensor

Sekom E06: Motor drive or inverter rotation anomaly in Washing Machine; drum/motor fails to spin at target RPM.

A fault has been detected with the main drive motor, often related to worn carbon brushes or a faulty tacho coil.

Inspect the motor's carbon brushes for wear and replace if shorter than 15mm. Check wiring and connections to the motor.

Diagnose
E6
Dishwasher
NTC Temperature Sensor & Thermistor

Temperature Sensor (NTC) Fault

The temperature sensor is providing an incorrect reading to the main board, indicating it is open or short-circuited.

Check the wiring to the sensor. Test the sensor's resistance with a multimeter. Replace the NTC sensor if faulty.

Diagnose
E07
Washing Machine
Drive Motor, Inverter & Tachometer Sensor

Sekom E07: Motor drive or inverter rotation anomaly in Washing Machine; drum/motor fails to spin at target RPM.

The control board has detected that the motor is not turning. This could be due to a seized drum or motor, or a faulty control board.

Turn the drum by hand to check if it's jammed. Check motor connections. The motor or control board may need replacement.

Diagnose
E7
Dishwasher
Drive Motor, Inverter & Tachometer Sensor

Sekom E7: Motor drive or inverter rotation anomaly in Dishwasher; drum/motor fails to spin at target RPM.

The valve that directs water to the upper and lower spray arms is stuck or has failed.

Listen for the diverter valve motor operating during the cycle. Check the wiring to the valve. The valve may need to be replaced.

Diagnose
E08
Washing Machine
Drive Motor, Inverter & Tachometer Sensor

Sekom E08: Motor drive or inverter rotation anomaly in Washing Machine; drum/motor fails to spin at target RPM.

The motor's speed sensor (tacho) is not sending a signal to the control board. The tacho coil may be dislodged or faulty.

Inspect the tacho coil on the end of the motor shaft. Ensure it is securely in place and the magnet is intact. Check wiring or replace the motor if needed.

Diagnose
E8
Refrigerator / Freezer
NTC Temperature Sensor & Thermistor

Sekom E8: NTC temperature sensor signal out of range (open or short circuit) in Refrigerator / Freezer.

The temperature sensor for the ice maker is providing an out-of-range reading.

Inspect the wiring to the ice maker sensor. The sensor, often part of the ice maker assembly, may need to be replaced.

Diagnose
E09
Washing Machine
Drive Motor, Inverter & Tachometer Sensor

Motor Control Board Fault

A short circuit has been detected in the motor control triac on the main PCB.

This error usually indicates a failure of the main control board. The board will likely need to be replaced.

Diagnose
E9
Refrigerator / Freezer
Water Inlet Valve, Aquastop & Flowmeter

Water Dispenser Valve Fault

A fault has been detected with the solenoid valve that controls the flow of water to the dispenser.

Check the water line for kinks or freezing. Test the solenoid valve for continuity and proper mechanical action. Replace the valve if faulty.

Diagnose
E10
Washing Machine
Electronic Control Board (PCB) & Bus Communications

Program Selector or PCB Fault

There is a communication issue with the program selector or a memory error on the control board.

Try resetting the machine by unplugging it for 10 minutes. If the fault persists, the program selector or main PCB may need replacement.

Diagnose
E11
Washing Machine
NTC Temperature Sensor & Thermistor

Sekom E11: NTC temperature sensor signal out of range (open or short circuit) in Washing Machine.

The temperature sensor (NTC) for the drying circuit is faulty.

Check wiring and connections to the dryer NTC sensor. Test the sensor for correct resistance and replace if faulty.

Diagnose
E12
Washing Machine
Heating Element, Thermostat & Safety Fuse

Sekom E12: Water/air heating failure in Washing Machine; heating circuit does not reach set temperature.

The heating element for the drying function has failed or its thermal cutout has tripped.

Test the dryer heating element and its associated thermal overload cutouts (TOCs) for continuity. Replace any failed components.

Diagnose
ER03
Hob / Cooktop
General System & Mechanical Integration

Touch Control Overheating

The touch control surface of the hob is too hot. This can be caused by placing a hot pan on the controls or a failure of the internal cooling fan.

Remove any items from the control area. Allow the hob to cool down. Ensure cookware is the correct size and centered on the cooking zone. Check if the cooling fan is working.

Diagnose
F1
Refrigerator / Freezer
NTC Temperature Sensor & Thermistor

Refrigerator Compartment Sensor Fault

The temperature sensor (thermistor) in the fresh food section is open or shorted, preventing accurate temperature readings.

Locate and test the sensor with a multimeter. Check wiring for damage. Replace the sensor if it is out of its specified resistance range.

Diagnose
F2
Refrigerator / Freezer
NTC Temperature Sensor & Thermistor

Freezer Compartment Sensor Fault

The temperature sensor (thermistor) in the freezer section is open or shorted.

Locate and test the freezer sensor. Check its wiring harness for any breaks or loose connections. Replace the sensor if faulty.

Diagnose
F3
Refrigerator / Freezer
Refrigeration Compressor, Defrost Heater & PTC Relay

Sekom F3: Cooling circuit or defrost system anomaly in Refrigerator / Freezer; compartment temperature deviation.

The defrost sensor located on the evaporator coil has failed. This prevents the defrost cycle from running correctly.

Access the evaporator coil and locate the defrost sensor. Test the sensor for continuity and correct resistance. Replace if necessary.

Diagnose
F4
Refrigerator / Freezer
Refrigeration Compressor, Defrost Heater & PTC Relay

Sekom F4: Cooling circuit or defrost system anomaly in Refrigerator / Freezer; compartment temperature deviation.

The defrost heating element is not working. This can be due to a failed element, a blown thermal fuse, or a control board issue.

Manually defrost the freezer. Test the defrost heater and thermal fuse for continuity. Replace any failed components.

Diagnose
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Sekom — Complete Error Code Catalog

38 Verified Error Codes

Server-side index of all verified manufacturer error codes for technicians and automated crawlers.

Dishwasher12

AL01AL02AL03E1E2E3E4E5E6E7i20i30

Washing Machine12

E01E02E03E04E05E06E07E08E09E10E11E12

Oven / Microwave1

F9

Hob / Cooktop2

ER03F47

Refrigerator / Freezer11

C1E8E9F1F2F3F4F5F6F7F8

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