Common error codes our technicians see in the field. Find your code, learn what it means, and book a diagnostic if you need one.
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Below are 30 common Asko error codes our technicians see in the field, ordered by severity. Find your code, see what it typically means, and call us if you need expert help. transparent service-call pricing (applied to repair).
| Code | What it means |
|---|---|
| F19 | Water inlet valve stuck open: Too much water is entering the dishwasher. Models: Style, Logic Fix: Technician will replace the water inlet valve. |
| F23 | Water leak detected in base: Water has accumulated in the appliance's base. Models: Style, Logic Fix: Technician will find and repair the source of the leak. |
| F3 | Water leak detected: Water has leaked into the base of the dishwasher. Models: Style, Logic Fix: Technician will locate and repair the source of the leak, often a faulty seal or hose. |
| F30 | Water leak detected: An internal water leak has been identified. Models: Style, Logic Fix: Technician will locate and repair the source of the water leak. |
| F8 | Overheating fault: The water temperature has exceeded safe limits. Models: Style, Logic Fix: Technician will check the thermostat and heating element for malfunction. |
| Code | What it means |
|---|---|
| F1 | Water inlet fault: Not enough water entering the dishwasher. Models: Style, Logic Fix: Technician will check water inlet valve, water pressure, and fill hose for obstructions. |
| F10 | Drain pump fault: The drain pump is blocked or malfunctioning. Models: Style, Logic Fix: Technician will clean or replace the drain pump assembly. |
| F11 | Water level sensor fault: The sensor measuring water level is not working. Models: Style, Logic Fix: Technician will test and replace the water level sensor (pressure switch). |
| F12 | Heating element fault: The heating element has failed. Models: Style, Logic Fix: Technician will test and replace the heating element. |
| F13 | Control board fault: The main electronic control board has an issue. Models: Style, Logic Fix: Technician will diagnose and potentially replace the main control board. |
| F14 | Motor fault: The circulation pump motor is not operating correctly. Models: Style, Logic Fix: Technician will test and replace the circulation pump motor. |
| F15 | Water fill error: The dishwasher is not filling with water within the expected time. Models: Style, Logic Fix: Technician will check water supply, inlet valve, and fill hose. |
| F16 | Drain error: The dishwasher is not draining water within the expected time. Models: Style, Logic Fix: Technician will inspect and clear the drain pump, filter, and hose. |
| F17 | Temperature sensor fault: The sensor measuring water temperature is faulty. Models: Style, Logic Fix: Technician will test and replace the temperature sensor (thermistor). |
| F18 | Door lock fault: The door latch mechanism is not engaging or releasing. Models: Style, Logic Fix: Technician will inspect and repair or replace the door lock assembly. |
| F2 | Drain fault: Water is not draining from the dishwasher. Models: Style, Logic Fix: Technician will inspect and clear the drain pump, filter, and drain hose. |
| F20 | Drain pump motor overload: The drain pump motor has overheated. Models: Style, Logic Fix: Technician will check for obstructions in the drain pump and motor. |
| F21 | Water circulation fault: The pump is not circulating water properly. Models: Style, Logic Fix: Technician will inspect the circulation pump and its pathways. |
| F22 | Heating system fault: An issue with the heating circuit. Models: Style, Logic Fix: Technician will test the heating element, thermostat, and wiring. |
| F24 | Main pump fault: The primary pump for water circulation has failed. Models: Style, Logic Fix: Technician will diagnose and replace the main circulation pump. |
| F25 | Communication error between control boards. Models: Style, Logic Fix: Technician will check wiring and potentially replace control modules. |
| F27 | Temperature sensor error: Incorrect temperature readings detected. Models: Style, Logic Fix: Technician will test and replace the temperature sensor. |
| F28 | Inlet valve failure: The valve responsible for water entry is not functioning. Models: Style, Logic Fix: Technician will replace the water inlet valve. |
| F29 | Drain system fault: Problem with the drainage process. Models: Style, Logic Fix: Technician will inspect the drain pump, filter, and hose for blockages or failure. |
| F4 | Heating fault: The water is not heating to the correct temperature. Models: Style, Logic Fix: Technician will test and likely replace the heating element or thermostat. |
| F5 | Circulation pump fault: The pump responsible for spraying water is not working. Models: Style, Logic Fix: Technician will inspect and test the circulation pump motor. |
| F7 | Communication fault: Internal electronic components are not communicating. Models: Style, Logic Fix: Technician will diagnose and potentially replace the main control board. |
| F9 | Inlet valve fault: The valve controlling water entry is stuck or faulty. Models: Style, Logic Fix: Technician will test and replace the water inlet valve. |
| Code | What it means |
|---|---|
| F26 | Water softener fault (if applicable): Issue with the internal water softener. Models: Style, Logic Fix: Technician will inspect and service the water softener unit. |
| F6 | Drying fault: The drying system is not functioning correctly. Models: Style, Logic Fix: Technician will check the drying element and related sensors. |
Asko codes often correspond to a broader appliance issue. Match your code to a symptom below:
Call us — we've seen most Asko codes in the field. transparent service-call pricing (applied to repair).
Error code meanings are based on field observation by our technicians. Some codes may indicate multiple underlying issues — a diagnostic visit confirms the root cause. We are an independent appliance repair service and not affiliated with Asko or its parent manufacturer. Codes shown reflect common scenarios across the Asko product line; specific behavior may vary by model year and configuration.
Five steps from your first call to the warranty receipt. No surprises.
Your technician examines the appliance, listens to your description, and notes the model + serial for parts lookup. Visual + audio-based diagnostics first — non-invasive.
Targeted tests on the failing subsystem (compressor, control board, heating element, motor, etc.) to identify the exact root cause. You get a clear explanation, not jargon.
Up-front estimate before any work begins: cost, parts, and the realistic likelihood of success vs. recommending replacement on an old or uneconomical unit. You decide.
After the repair we run the appliance through its normal cycle on-site — never "it should work now, call us if it doesn't." You sign off when it's actually working.
Receipt with warranty terms in writing. Plus a quick walkthrough of how to extend the appliance's life (filter cleaning, drain maintenance, etc.) — included free.
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