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Error code reference

Fisher & Paykel Washer Error Code Err 235

The door lock has malfunctioned.

Fisher & Paykel codesFisher & Paykel washer codes

The door lock has malfunctioned.

First step from the service manual

Check the door lock resistance between CN1-1 and CN2-1, it should read 90Ω +/- 10%.

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

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  • Step-by-step tests with expected resistance, voltage, and continuity values
  • Wiring diagram references and connector pinouts from the OEM service manual
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What Err 235 means on a Fisher & Paykel washer

Err 235 on a Fisher & Paykel washer indicates a door lock malfunction. The door lock assembly is a safety-critical component that signals the control board when the door is securely latched before a wash cycle begins. When the control board cannot confirm proper lock engagement or reads an out-of-range signal from the lock mechanism, it throws Err 235 and halts operation to prevent the door from opening mid-cycle.

The primary diagnostic step is measuring resistance across the door lock circuit between connector pins CN1-1 and CN2-1. The correct resistance reading is 90 ohms, plus or minus 10 percent, meaning any reading outside the range of approximately 81 to 99 ohms indicates a fault in the lock assembly or its wiring. A reading significantly below this range suggests a short circuit in the lock solenoid or wiring harness, while a reading above the range or an open circuit reading points to a failed solenoid coil or a broken wire in the connector circuit.

Causes can originate in the lock assembly itself, the wiring harness leading to it, or the connectors at either end of that circuit. Mechanical failure of the latch mechanism can also trigger this code if the door does not physically engage the lock, preventing the solenoid from completing its actuation. Inspecting both the electrical resistance and the physical condition of the lock and door latch is necessary for a complete diagnosis.

Source: manufacturer service documentation.

Common causes of Err 235

  1. 01

    Failed door lock assembly

    Part replacement

    The solenoid coil inside the door lock can burn out or fail over time, causing the resistance reading between CN1-1 and CN2-1 to fall outside the 90 ohm plus or minus 10 percent specification. A failed lock assembly requires replacement of the unit.

  2. 02

    Damaged or broken wiring harness

    Wiring / connection

    Wires between the control board connectors and the door lock can fray, break, or become pinched during normal operation. Inspect the harness along its full length for visible damage and check connector pins for corrosion or looseness.

  3. 03

    Loose or corroded connector pins

    Wiring / connection

    The connectors at CN1-1 and CN2-1 can develop poor contact due to corrosion or vibration over time. This can cause intermittent or out-of-range resistance readings even if the lock assembly itself is functional.

  4. 04

    Mechanical latch failure

    Part replacement

    If the door latch striker or the latch receiver is worn or broken, the door will not physically engage the lock solenoid, preventing it from completing its cycle. Inspect the door latch and receiver for cracks, wear, or misalignment.

  5. 05

    Control board fault

    Part replacement

    In rare cases, the control board may misread the door lock circuit signal due to a board-level component failure. This is typically diagnosed only after confirming the lock assembly, wiring, and connectors all test within specification.

See the test procedure for each cause

Frequently asked questions about Err 235

What does Err 235 mean on a Fisher & Paykel washer?
Err 235 means the washer has detected a malfunction in the door lock system. The control board monitors the door lock circuit and expects a resistance of 90 ohms, plus or minus 10 percent, between connector pins CN1-1 and CN2-1. When that reading falls outside the acceptable range, the machine stops and displays Err 235 to prevent unsafe operation.
Can I fix Err 235 myself on a Fisher & Paykel washer?
Some causes of Err 235 can be addressed without professional help, such as reseating loose connectors or inspecting visible wiring damage. However, accurately diagnosing the fault requires a multimeter to measure resistance between connector pins CN1-1 and CN2-1. If the lock assembly itself has failed, replacing it requires disassembling part of the machine, which is a more advanced repair.
Is it safe to use my Fisher & Paykel washer when Err 235 is showing?
No, you should not attempt to run the washer while Err 235 is active. The door lock is a safety component that prevents the door from opening during a spin or wash cycle. Operating the machine with a faulty door lock risks water leaking out or the door opening unexpectedly during use.
Will resetting my Fisher & Paykel washer clear Err 235?
A reset may temporarily clear the error code, but if the underlying door lock fault is still present, the code will return as soon as the washer attempts to lock the door at the start of a cycle. The root cause in the lock assembly, wiring, or connectors needs to be identified and corrected for the error to stay clear.
How much does it cost to repair Err 235 on a Fisher & Paykel washer?
If the fix is as simple as reseating a connector, there may be no parts cost involved, only your time. A replacement door lock assembly typically costs somewhere in the range of 50 to 150 dollars for the part, depending on the specific model. If professional labor is needed, expect to add 80 to 200 dollars or more for a service call and installation.

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