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Error code reference

Amana Washer Error Code dS

Door switch is read as open and the door locked switch is read as locked.

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Door switch is read as open and the door locked switch is read as locked.

First step from the service manual

Go to 'Door Lock Test' Troubleshooting Section.

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

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What dS means on a Amana washer

The dS error code on an Amana washer indicates a contradictory state between two components in the door locking system: the door switch is reading as open (meaning the control interprets the door as unlatched), while the door lock switch is simultaneously reading as locked. These two signals should never occur together under normal operation. The control board monitors both inputs to confirm door status before allowing the wash cycle to proceed, and when it detects this conflicting combination, it halts operation and triggers the dS fault.

The door locking system on these washers uses two separate electrical switches that work in coordination. The door switch confirms whether the door is physically closed and making contact with the latch assembly, while the door lock switch confirms whether the locking mechanism has engaged. When the two signals disagree, it almost always points to a failure within the door lock assembly itself, a wiring issue between the lock assembly and the control board, or a faulty control board that is misreading one of the inputs.

Because these faults can stem from mechanical, electrical, or electronic causes, the recommended starting point is the Door Lock Test section of the diagnostic procedure. This structured test sequence helps isolate whether the problem is in the lock assembly, the wiring harness, or the main control board. Attempting repairs without running this test first risks replacing parts that are not actually defective.

Source: manufacturer service documentation.

Common causes of dS

  1. 01

    Failed door lock assembly

    Part replacement

    The door lock assembly contains both the door switch and the lock switch internally. If the assembly has failed mechanically or electrically, it can output contradictory signals simultaneously, which is the most common root cause of this code.

  2. 02

    Damaged or loose wiring harness to door lock

    Wiring / connection

    The wiring harness connecting the door lock assembly to the control board can develop broken wires, corroded terminals, or loose connectors over time. A partial connection on either the door switch circuit or the lock switch circuit can create mismatched readings.

  3. 03

    Door latch not engaging properly

    Part replacement

    If the physical door latch is worn, broken, or misaligned, the door may not be pressing the door switch actuator correctly even when the door appears closed. This can cause the door switch to remain open while the lock motor still attempts to engage.

  4. 04

    Faulty main control board

    Part replacement

    If the door lock assembly and all wiring check out correctly during the Door Lock Test, the main control board may be misinterpreting the signals from the switches. A control board fault is less common but can produce this error when other components test good.

See the test procedure for each cause

Frequently asked questions about dS

What does dS mean on a Amana washer?
The dS code means the washer has detected a conflict in the door locking system. Specifically, the door switch is reading as open while the door lock switch is reading as locked at the same time. These two states cannot both be correct, so the washer stops operation and displays this code until the condition is resolved.
Can I fix the dS error myself on my Amana washer?
Some causes, such as a loose wiring connector at the door lock assembly, can be addressed by a knowledgeable DIYer after unplugging the machine and inspecting the harness. However, the first recommended step is to run the Door Lock Test diagnostic sequence, which requires following a specific troubleshooting procedure. Replacing the door lock assembly is a moderate-difficulty repair that many experienced DIYers can complete.
Will resetting my Amana washer clear the dS error code?
Unplugging the washer for a few minutes may temporarily clear the code, but it will return if the underlying fault in the door lock system is still present. The dS code reflects a real electrical conflict between two switches, so a reset does not fix the root cause. The Door Lock Test diagnostic procedure should be performed to identify which component needs attention.
Is it safe to use my Amana washer when the dS code is showing?
No, you should not attempt to run the washer while the dS error is active. The code indicates the control board cannot confirm the door lock status, which means the machine cannot guarantee the door is safely secured during the spin cycle. Running the washer in this condition could result in the door opening unexpectedly during operation.
How much does it cost to repair the dS error on an Amana washer?
If the fix is simply reseating a loose wiring connector, there may be no parts cost at all. Replacing a door lock assembly typically costs between $40 and $120 for the part, depending on the specific model. If a service technician is needed to perform the repair, total costs including labor generally range from $100 to $250.

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