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Error code reference

Fisher & Paykel Washer Error Code 233

Phase 6 EEPROM Read Error

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Phase 6 EEPROM Read Error - Problem reading the EEPROM data coming from the Motor controller.

First step from the service manual

Replace Motor controller.

The complete diagnostic procedure includes additional test steps, resistance specifications, wiring diagram references, and component test points.

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  • Wiring diagram references and connector pinouts from the OEM service manual
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What 233 means on a Fisher & Paykel washer

Error code 233 on a Fisher & Paykel washer indicates a Phase 6 EEPROM Read Error. This fault occurs when the main control board is unable to successfully read EEPROM (Electrically Erasable Programmable Read-Only Memory) data being transmitted from the motor controller. The EEPROM on the motor controller stores critical operational parameters, calibration data, and configuration settings that the washer relies on during each phase of its wash cycle. Phase 6 refers to a specific stage in the washer's operational sequence, and the failure to read data at this point prevents the machine from completing its cycle safely.

The motor controller is the primary suspect when this error appears. A failure within the motor controller's EEPROM chip itself, corrupted memory content, or a hardware fault on the controller board can all prevent successful data transmission. Communication issues between the motor controller and the main board, such as a damaged wiring harness or poor connector contact, can also produce this error by interrupting the data signal before it reaches its destination.

Because the diagnostic guidance points directly to replacing the motor controller as the first corrective action, internal motor controller failure is considered the most probable root cause rather than an external wiring fault. Technicians should still inspect connector integrity and harness condition before committing to a replacement, as a loose or corroded connector pin can mimic a controller failure at a fraction of the cost.

Source: manufacturer service documentation.

Common causes of 233

  1. 01

    Failed Motor Controller Board

    Part replacement

    The motor controller's internal EEPROM chip may have failed or its stored data may have become corrupted, making it impossible for the main board to retrieve the required information. This is the most likely cause and the first component recommended for replacement.

  2. 02

    Corrupted EEPROM Data

    Part replacement

    Even if the motor controller hardware is intact, the data stored in the EEPROM can become corrupted due to a power surge or voltage spike, causing read errors. This typically still requires replacing the motor controller since the EEPROM is integrated into the board.

  3. 03

    Loose or Damaged Wiring Connector

    Wiring / connection

    A connector between the motor controller and the main control board that is loose, corroded, or has a bent pin can interrupt the data signal and trigger this error. Inspect all relevant connectors and reseat them firmly before proceeding to component replacement.

  4. 04

    Damaged Wiring Harness

    Part replacement

    Physical damage to the wiring harness running between the motor controller and the main board, such as pinching, fraying, or heat damage, can break the communication path. Visually trace the harness for any signs of wear or damage.

  5. 05

    Main Control Board Fault

    Part replacement

    In less common cases, the main control board itself may be unable to initiate or complete the EEPROM read process due to its own internal fault. This should be considered only after the motor controller and wiring have been evaluated.

See the test procedure for each cause

Frequently asked questions about 233

What does 233 mean on a Fisher & Paykel washer?
Error code 233 on a Fisher & Paykel washer is a Phase 6 EEPROM Read Error. It means the washer's control system is unable to read stored data from the motor controller's EEPROM memory during a specific phase of operation. This prevents the machine from completing its cycle, and the motor controller is the primary component to inspect and replace.
Can I fix error code 233 on my Fisher & Paykel washer myself?
A knowledgeable DIYer can start by inspecting the wiring harness and connectors between the motor controller and main control board for any loose, corroded, or damaged connections and reseating them. However, if the fault lies within the motor controller board itself, replacing that component requires identifying the correct replacement part and safely working with the washer's electrical system. If you are not comfortable working with appliance electronics, a qualified technician is recommended.
Will resetting my Fisher & Paykel washer clear error code 233?
A power reset may temporarily clear the error code display, but it will not resolve the underlying hardware fault causing the EEPROM read failure. If the motor controller or its memory is genuinely faulty, the error will return as soon as the washer attempts to run through the affected phase again. A proper repair, not just a reset, is needed to permanently resolve this fault.
Is it safe to use my Fisher & Paykel washer when error code 233 is showing?
It is not advisable to continue using the washer while this error is active. The fault indicates the control system cannot read critical operational data from the motor controller, which means the washer may not be able to manage the motor correctly during the cycle. Continuing to run the machine under these conditions could potentially cause further damage to the motor or other components.
How much does it cost to repair error code 233 on a Fisher & Paykel washer?
Repair costs will vary depending on whether the fix involves reseating connectors or replacing the motor controller board. A wiring or connector fix carried out by a technician may cost in the range of $75 to $150 for labor. If the motor controller board requires replacement, the total cost including parts and labor typically falls in the range of $200 to $450, depending on parts availability and local labor rates.

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