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H-Koenig Error Codes & Diagnostics

Complete B2B dictionary of fault codes, troubleshooting steps, and repair manuals for H-Koenig home appliances, including Washing Machines, Dishwashers, Ovens, Dryers, and Refrigerators.

17 Verified Codes in Database
Are you a Certified Technician?Stamp unverified codes below to earn +10 Reputation Points.
(Only available for users logged in with a Google account)
CodeFault / DiagnosticsAppliancesAction
E01
Door lock fault
Info: The machine has detected that the door is not closed or the door lock mechanism is faulty.
Washing Machine
E01 Full Steps Diagnose
E1
Refrigerator compartment sensor fault
Info: The main control board has detected an open or shorted circuit in the refrigerator's temperature sensor.
Refrigerator
E1 Full Steps Diagnose
E02
Water fill timeout
Info: The machine failed to fill with water in the expected time. This could be due to a closed water tap, kinked inlet hose, low water pressure, or a faulty inlet valve.
Washing Machine
E02 Full Steps Diagnose
E2
Freezer compartment sensor fault
Info: The main control board has detected an open or shorted circuit in the freezer's temperature sensor.
Refrigerator
E2 Full Steps Diagnose
E03
Drainage fault
Info: The machine has failed to drain the water. The drain pump filter is likely blocked, the drain pump is faulty, or the drain hose is blocked or kinked.
Washing Machine
E03 Full Steps Diagnose
E3
Defrost sensor fault
Info: The sensor attached to the evaporator coil, which monitors the defrost cycle, is faulty.
Refrigerator
E3 Full Steps Diagnose
E04
Overfill or leak detected
Info: The pressure switch may be faulty or the water inlet valve is stuck open.
Washing Machine
E04 Full Steps Diagnose
E4
Overflow / leak detected
Info: The flood protection switch in the base of the dishwasher has been activated by water.
Dishwasher
E4 Full Steps Diagnose
E05
Temperature sensor (NTC) fault
Info: The machine cannot read the water temperature correctly due to a faulty NTC sensor or wiring.
Washing Machine
E05 Full Steps Diagnose
E06
Motor fault
Info: A fault has been detected with the main drive motor. This is often caused by worn motor carbon brushes or a faulty tacho coil on the motor.
Washing Machine
E06 Full Steps Diagnose
E21
Drain timeout error
Info: The water is draining too slowly. This is a more specific drain fault than E03, indicating a partial blockage or weak pump.
Washing Machine
E21 Full Steps Diagnose
F1
Oven temperature sensor error
Info: The oven's main control board is not receiving a correct reading from the temperature sensor (NTC/probe).
Oven
F1 Full Steps Diagnose
F2
Water not draining
Info: The dishwasher cannot drain the waste water due to blocked filters, a kinked drain hose, or a faulty drain pump.
Dishwasher
F2 Full Steps Diagnose
F3
Continuous water inlet
Info: The water inlet valve is stuck open, causing the dishwasher to fill with water continuously.
Dishwasher
F3 Full Steps Diagnose
F5
Insufficient water
Info: The water level sensor has detected that there is not enough water in the machine to run the cycle.
Dishwasher
F5 Full Steps Diagnose
F8
Door lock mechanism error
Info: Fault with the motorized door lock, often occurring during or after a self-clean (pyrolytic) cycle.
Oven
F8 Full Steps Diagnose
H
High temperature alarm
Info: The internal temperature of a compartment is too high. This can be caused by the door being left open, loading a large amount of warm food, or a cooling system failure.
Refrigerator
H Full Steps Diagnose