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Error code reference

Samsung Washer Error Code DS

Door error (before operation) caused by switch contact error from deformation of door hook, door opened after…

Samsung codesSamsung washer codes

Door error (before operation) caused by switch contact error from deformation of door hook, door opened after starting operation, door pulled by force, or incorrect/broken door lock switch terminal.

First step from the service manual

Check Door-Lock SW terminal connections and contacts; in state of Door Close, check Reed SW resistance.

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 Samsung washer

The DS error code on a Samsung washer indicates a door-related fault detected before or during operation. Specifically, it signals that the washer's control board cannot confirm the door is properly closed and locked. The door-lock system relies on a Reed switch and a door-lock switch assembly to verify door position. When the Reed switch contacts fail to close correctly, or when the door-lock switch terminal has a wiring fault, the control board registers an open or undefined door state and halts or prevents operation.

Several physical and electrical conditions can trigger this code. A deformed or worn door hook may prevent the door from engaging the lock mechanism fully, even if the door appears closed. If the door is pulled open forcefully during a cycle, the sudden loss of door contact triggers the fault immediately. On the electrical side, corroded, loose, or broken terminals at the door-lock switch connector will interrupt the signal path between the switch and the control board, producing the same DS fault regardless of the physical door position.

Diagnosis begins at the door-lock switch terminal connections. With the door fully closed, a technician should measure the resistance across the Reed switch contacts. A properly functioning Reed switch in the closed-door position should show a low resistance reading, confirming switch contact. High or infinite resistance in this state points to a failed Reed switch or a broken circuit in the wiring harness. Visual inspection of the door hook for deformation and the terminal connector for bent pins or corrosion should accompany any resistance testing.

Source: manufacturer service documentation.

Common causes of DS

  1. 01

    Loose or corroded door-lock switch terminal

    Wiring / connection

    The wiring connector at the door-lock switch can develop loose pins, corrosion, or broken contacts over time. This interrupts the signal to the control board and is a frequent trigger for the DS code even when the door and latch are physically intact.

  2. 02

    Deformed or worn door hook

    Part replacement

    The door hook can become bent or worn through repeated use, preventing it from fully engaging the lock mechanism. Inspect the hook for visible deformation and compare its engagement depth with the latch receiver.

  3. 03

    Failed Reed switch

    Part replacement

    The Reed switch inside the door-lock assembly detects magnetic engagement of the door. If the switch contacts fail internally, resistance across the switch will read high or infinite with the door closed, confirming a defective switch.

  4. 04

    Door pulled open forcefully during operation

    Wiring / connection

    If the door is yanked open while the washer is running, the sudden loss of door contact triggers the DS fault immediately. In many cases, fully closing the door and restarting the cycle will clear this instance of the error.

  5. 05

    Broken or incorrect door-lock switch terminal

    Part replacement

    A terminal that is physically broken, improperly seated, or mismatched to the connector can cause intermittent or permanent door-lock signal loss. Inspect the connector body and individual terminal pins for damage or incorrect insertion.

See the test procedure for each cause

Frequently asked questions about DS

What does DS mean on a Samsung washer?
The DS code on a Samsung washer indicates a door error, specifically that the control board cannot confirm the door is properly closed and locked. It can be triggered before a cycle starts or during operation. Common causes include a deformed door hook, a failed Reed switch, or a faulty or loose door-lock switch terminal connection.
Can I fix the DS error myself without calling a technician?
Some DS errors are caused by simple issues you can address yourself, such as a door that was not fully closed or a wiring connector that has come loose. Check that the door is firmly shut and inspect the door-lock connector for loose or corroded pins. If the error persists after these checks, testing the Reed switch resistance and inspecting the door hook for deformation requires basic electrical tools and may be within reach for a confident DIYer, though a failed door-lock switch will need to be replaced.
Is it safe to use my Samsung washer when the DS error is showing?
No, you should not attempt to run a wash cycle while the DS code is active. The error means the washer cannot confirm the door is locked, and operating with an unsecured door creates a risk of water leaking or the door opening unexpectedly during the cycle. Resolve the door-lock fault before resuming normal use.
Will resetting the washer clear the DS error code?
A reset may temporarily clear the DS code if the error was caused by a one-time event such as the door being pulled open during operation. However, if the underlying cause is a faulty Reed switch, a deformed door hook, or a damaged terminal, the code will return as soon as the washer attempts to verify door status again. A reset is a reasonable first step, but it is not a substitute for diagnosing and correcting the root cause.
How much does it cost to repair a Samsung washer DS error?
Repair costs depend on the specific cause. If the issue is a loose terminal connection, the fix may involve no parts cost at all. Replacing a door hook or door-lock switch assembly typically costs between $20 and $80 for parts, while professional labor to diagnose and replace the door-lock assembly can bring the total to a range of $100 to $250 depending on your location and service provider.

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