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Error code reference

Ariston Washer Error Codes

29 error codes documented with diagnostic procedures.

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CONWarning signalled in case of disconnected conductivity sensor; machine works but uses…DOORWarning signalled if user does not close the door within 20 seconds of pressing start…F01Triac short circuit detected.F02Motor blocked, tachometrics in short circuit or open circuit.F03NTC open or in short circuit, or wash heater relay stuck (signalled in presence of full…F04Overflow and empty pressure sensor detected concurrently (pressure sensor blocked on…F05Pump blocked or pressure switch empty level not reached.F06Selector errorF07No absorption detected from wash heating element (fault only signalled with pressure…F08Wash heater relay stuck (signalled in presence of empty) or pressure switch stuck on full…F09Machine setup error detected (EEPROM/microprocessor mismatch).F1Triac Short on the control board.F10Pressure sensor detected as both empty and full simultaneously, or neither empty nor full.F11No pump feedback (drain pump disconnected or winding broken).F12Lack of communication between Display Card and Main Card.F13NTC (Dryer Temp) Open or Short circuit (AWD models only).F14Dryer Heating Element is Open (AWD models only).F15Dryer Heating Element Relay Shorted (AWD models only).F16Non-functioning basket (drum) block.F17Door lock unfed or open.F18Communications error (3 phase motor).F2Main Motor fault.F3Water temperature NTC is open or shorted.F4Pressure Switch fault.F5Blocked drain motor or pressure switch shorted in empty position.F6Program Selector fault.F8Pressure switch shorted in full position.F9Control Board ErrorH2OWarning signalled if the pressure switch does not go to full after 6 minutes.

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Common questions

How do I find the error code on my Ariston Washer?
Most Ariston washers show the code directly on the control panel display. If your model has no display, it can be read by entering diagnostic mode with the key sequence for your model. The full procedures include model-specific instructions for reading codes.
Are these codes specific to my model?
The codes here apply broadly to Ariston washers. Meanings and diagnostic steps can vary by model and production year, so enter your model number for model-specific information and procedures.
What do I do if my code is not listed?
Some codes are model-specific or only appear in diagnostic mode. Enter your model number to get codes specific to your unit, or contact us. We update the database continuously from manufacturer service documentation.
How much does it cost to access the full diagnostic procedures?
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