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Error code reference

Fisher & Paykel Washer Error Code 3

Motor Controller RAM error during initialisation procedures.

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Motor Controller RAM error during initialisation procedures.

First step from the service manual

Turn off at the wall and on again after 5 seconds and try again. If still faulty replace Motor Controller.

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

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What 3 means on a Fisher & Paykel washer

Error code 3 on a Fisher & Paykel washer indicates a RAM (Random Access Memory) fault detected within the Motor Controller during its initialisation sequence. When the washer powers on, the Motor Controller runs a self-diagnostic routine that tests its internal memory. If the RAM fails this test, the controller cannot load or retain the operating parameters needed to drive the motor safely, and error code 3 is triggered before the wash cycle can begin.

The Motor Controller is the dedicated electronic board responsible for managing motor speed, direction, and torque throughout the wash and spin cycles. Its onboard RAM is used to store temporary operational data during each cycle. A failure in this memory can result from a transient voltage spike, a momentary power irregularity during startup, or a corrupt initialisation state caused by an unexpected power interruption during a previous cycle.

Because RAM errors can sometimes be caused by temporary electrical conditions rather than permanent hardware failure, the first step is a hard reset by switching the machine off at the wall outlet, waiting at least 5 seconds to allow capacitors to fully discharge, and then powering it back on. If the error clears, no further action is needed. If error code 3 returns after the reset, the Motor Controller has a confirmed hardware fault and must be replaced to restore normal operation.

Source: manufacturer service documentation.

Common causes of 3

  1. 01

    Transient power disturbance

    Wiring / connection

    A brief voltage spike, brownout, or unexpected power cut during startup can cause the Motor Controller RAM to fail its initialisation test. A simple power cycle by switching off at the wall for 5 seconds will often clear this condition.

  2. 02

    Corrupted controller state from prior power interruption

    Wiring / connection

    If the washer lost power mid-cycle previously, the Motor Controller may have been left in a corrupted state that causes RAM errors on the next startup. A hard reset is the first corrective action.

  3. 03

    Failed Motor Controller RAM chip

    Part replacement

    Physical failure of the RAM component on the Motor Controller board will cause a persistent error code 3 that does not clear after a power reset. In this case the entire Motor Controller must be replaced.

  4. 04

    General Motor Controller board failure

    Part replacement

    Broader failure of the Motor Controller PCB, affecting the memory or the circuitry that supports it, will also produce this error. If the reset does not resolve the fault, board replacement is required.

See the test procedure for each cause

Frequently asked questions about 3

What does 3 mean on a Fisher & Paykel washer?
Error code 3 on a Fisher & Paykel washer indicates a RAM error in the Motor Controller detected during its startup initialisation routine. The controller tests its own memory each time the machine powers on, and if that test fails, the washer will not proceed with a cycle. This can be caused by a temporary power issue or a permanent hardware fault on the Motor Controller board.
Will resetting the washer clear error code 3?
A reset is always the correct first step. Turn the washer off at the wall outlet, wait at least 5 seconds, and turn it back on. If the error was caused by a transient voltage event or a corrupted startup state, the reset will clear it. If error code 3 returns after the reset, the Motor Controller board has a confirmed hardware fault and will not clear without replacement.
Is it safe to use the washer when error code 3 is showing?
The washer will not operate while error code 3 is active, so there is no immediate safety risk from using it. However, you should not attempt to bypass the error, as the Motor Controller is responsible for regulating motor behavior throughout the cycle. Resolve the fault through a reset or board replacement before running laundry.
How much does it cost to fix error code 3 on a Fisher & Paykel washer?
If a simple power reset clears the error, there is no cost involved. If the Motor Controller board needs to be replaced, you can expect to pay for both the part and labor. Depending on the model and your region, total repair costs typically range from around $150 to $400 or more, with the Motor Controller being the primary cost driver.
Can I replace the Motor Controller myself to fix error code 3?
Replacing the Motor Controller is a task that experienced DIYers with appliance repair knowledge may be able to complete, provided the power is fully disconnected before starting work. The correct replacement board must match the specific washer model. If you are not comfortable working with appliance electronics, having a qualified technician perform the replacement is the safer choice.

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