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Error code reference

Fisher & Paykel Washer Error Code 89

Phase 2-3

Fisher & Paykel codesFisher & Paykel washer codes

Phase 2-3: Display / Motor Controller communications error.

First step from the service manual

Refer to fault code 106 for action.

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

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What 89 means on a Fisher & Paykel washer

Error code 89 on a Fisher & Paykel washer indicates a Phase 2-3 communications failure between the display board and the motor controller. These two control modules are designed to exchange data continuously during machine operation, and when that communication link breaks down or produces signals outside of expected parameters, the machine logs this fault and halts operation to prevent further damage. The error points specifically to the data pathway between the user interface display and the motor controller rather than a motor fault or drive fault in isolation.

The most common sources of this error are wiring harness issues, connector corrosion, or a failed control board on either end of the communication link. Because the fault is defined as a two-way communications error, technicians should not assume one board is at fault without first inspecting the interconnecting wiring, connectors, and terminals for damage, moisture intrusion, or loose seating. Fisher & Paykel diagnostic procedures direct technicians to cross-reference fault code 106 for the full action sequence, as code 89 is categorized within the Phase 2-3 fault group and code 106 contains the specific step-by-step resolution process for this class of communication error.

Source: manufacturer service documentation.

Common causes of 89

  1. 01

    Loose or disconnected wiring harness

    Wiring / connection

    The connector or harness linking the display board and motor controller may have worked loose due to vibration over time. Inspect all connectors between the two boards for secure seating and visible damage.

  2. 02

    Corroded or damaged connector terminals

    Wiring / connection

    Moisture or age can cause terminal corrosion at the connector points between the display and motor controller, degrading the communication signal. Check terminals visually and clean or replace as needed.

  3. 03

    Faulty motor controller board

    Part replacement

    If the motor controller has failed internally, it will not respond to communication signals from the display board, triggering this error. This is confirmed by ruling out wiring faults first.

  4. 04

    Faulty display board

    Part replacement

    A failed display board may be unable to initiate or maintain the communication link with the motor controller. Testing or substituting the display board helps isolate this as the source.

  5. 05

    Intermittent wiring fault caused by vibration or chafing

    Wiring / connection

    Wiring routed near moving components can chafe through insulation over time, causing intermittent shorts or open circuits in the communication line. Look for wear marks or exposed conductors along the harness route.

See the test procedure for each cause

Frequently asked questions about 89

What does 89 mean on a Fisher & Paykel washer?
Error code 89 indicates a Phase 2-3 communications error between the display board and the motor controller. These two components exchange data continuously during operation, and this fault means that link has been disrupted or failed. The machine stops to prevent further damage until the issue is resolved. Fisher & Paykel service procedures direct technicians to refer to fault code 106 for the specific diagnostic action steps.
Can I fix error code 89 on my Fisher & Paykel washer myself?
Some causes of error 89, such as a loose wiring connector, can be addressed by a knowledgeable DIYer comfortable working around appliance electronics. However, diagnosing which component, the wiring harness, display board, or motor controller, is at fault typically requires following a structured diagnostic process outlined under fault code 106. If the issue involves a faulty control board, replacing that component requires confidence working with appliance electronics and sourcing the correct part.
Is it safe to use my washer while error code 89 is showing?
No, you should not attempt to run the washer while this fault is active. The machine halts operation when it detects a communications failure between control boards as a protective measure. Continuing to force operation could risk additional damage to the motor controller or other components. Leave the machine off until the fault is diagnosed and resolved.
How much does it cost to repair a Fisher & Paykel washer with error code 89?
Repair costs depend on which component has failed. If the issue is only a loose or corroded connector, the cost may be limited to a service call fee, typically in the range of $75 to $150. If a control board such as the display board or motor controller needs replacement, parts and labor combined can range from $200 to $500 or more depending on parts availability and local labor rates.
Will resetting my Fisher & Paykel washer clear error code 89?
A power reset may temporarily clear the displayed fault code, but it will not resolve the underlying communication issue between the display board and motor controller. If the hardware fault is still present, error code 89 will return when the machine attempts to operate. A proper diagnosis following the steps outlined under fault code 106 is needed to permanently clear this error.

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