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Error code reference

Fisher & Paykel Washer Error Code 29

Phase 1

Fisher & Paykel codesFisher & Paykel washer codes

Phase 1 - Display / Motor Control Module running out of sequence.

First step from the service manual

Refer to fault code 17 procedure.

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

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What 29 means on a Fisher & Paykel washer

Error code 29 on a Fisher & Paykel washer indicates a Phase 1 sequence fault involving communication or synchronization between the Display Module and the Motor Control Module. These two modules are required to initialize and exchange handshake signals in a specific order during the startup sequence. When this sequence is disrupted or runs out of the expected order, the machine detects the mismatch and halts operation, logging code 29.

The root cause is typically traced to the same components and wiring paths associated with fault code 17, which is the recommended starting point for diagnosis. This means the issue often involves the communication harness between the two control modules, a failure in one of the modules themselves, or a power supply irregularity that prevents proper sequencing. Connector integrity, wiring continuity, and module firmware states are all relevant factors.

Because this code is closely related to fault code 17 in its diagnostic pathway, technicians should follow the fault code 17 procedure in full before drawing conclusions. This approach ensures that underlying communication or power issues are identified first, since a corrected fault code 17 condition will frequently resolve the code 29 sequence fault as well. If the fault code 17 procedure does not resolve the issue, one or both control modules may require replacement.

Source: manufacturer service documentation.

Common causes of 29

  1. 01

    Faulty wiring harness between modules

    Wiring / connection

    A damaged, loose, or corroded connector in the harness linking the Display Module and Motor Control Module can interrupt the startup sequence. Inspect all connectors and wiring between the two modules for damage or poor seating.

  2. 02

    Motor Control Module failure

    Part replacement

    A malfunctioning Motor Control Module may fail to respond to the Display Module during initialization, causing an out-of-sequence fault. This is identified after ruling out wiring issues and following the fault code 17 procedure.

  3. 03

    Display Module failure

    Part replacement

    If the Display Module cannot properly initiate or complete the Phase 1 handshake, the sequence fault will trigger. A failed Display Module will typically present alongside other operational abnormalities such as unresponsive controls.

  4. 04

    Power supply irregularity

    Wiring / connection

    Unstable or insufficient power reaching one or both control modules can disrupt the required startup sequence. Check that supply voltage to the machine is stable and within the specified operating range.

  5. 05

    Residual fault from a prior error

    Wiring / connection

    Code 29 can appear as a downstream result of an unresolved fault code 17 condition. If code 17 has occurred previously and was not fully diagnosed, resolving that underlying fault may clear code 29 as well.

See the test procedure for each cause

Frequently asked questions about 29

What does 29 mean on a Fisher & Paykel washer?
Error code 29 indicates that the Display Module and Motor Control Module did not run through their startup sequence in the correct order, which is called a Phase 1 sequence fault. The washer requires these two modules to communicate and initialize in sync, and when that process is disrupted, the machine stops and logs this code. Diagnosis begins by following the fault code 17 procedure, as the two codes share a common diagnostic path.
Can I fix error code 29 myself on a Fisher & Paykel washer?
Some causes of code 29, such as loose wiring connectors, can be addressed by a knowledgeable DIYer who is comfortable working with appliance electronics. However, if the issue involves a failed Motor Control Module or Display Module, replacement of those components typically requires technical experience. Following the fault code 17 diagnostic procedure is the recommended first step regardless of who is performing the repair.
Will resetting the washer clear error code 29?
A reset may temporarily clear the code, but if the underlying cause such as a wiring fault or module failure is not corrected, the code will return. Resetting the machine is not a fix on its own. A proper diagnosis following the fault code 17 procedure is needed to address the root cause.
Is it safe to use my Fisher & Paykel washer when error code 29 is showing?
The washer will typically not operate normally when code 29 is active, as the machine halts to prevent running in a compromised state. Attempting to bypass or repeatedly reset the machine without addressing the fault is not recommended. The washer should remain out of service until the fault is properly diagnosed and resolved.
How much does it cost to repair error code 29 on a Fisher & Paykel washer?
Repair costs depend heavily on the root cause. If only a wiring connector needs reseating or minor harness repair, costs may be minimal. If a Motor Control Module or Display Module requires replacement, parts and labor costs can range from $150 to $400 or more depending on part availability and local service rates. A diagnostic service call is usually the first expense, typically ranging from $75 to $150.

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