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Error code reference

Samsung Range Error Code -dE-

Partition switch error.

Samsung codesSamsung range codes

Partition switch error.

First step from the service manual

Disconnect power, open back cover, check wire harness connection on the assy-partition switch for proper connection.

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

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What -dE- means on a Samsung range

The -dE- error code on a Samsung range indicates a partition switch error. The partition switch, also called the assy-partition switch, is a component used in ranges that feature a divider or flex-zone cooking cavity, allowing the oven to be split into separate temperature zones. The switch monitors the position or state of this partition, and when the control board cannot receive a valid signal from it, the -dE- error is triggered. This is a communication or continuity fault between the switch assembly and the main control system.

The most common starting point for diagnosing this error is the wiring harness connected to the partition switch assembly. A loose, corroded, or damaged connector at this junction will interrupt the signal to the control board and produce the error. Because the back of the range must be opened to access this connection, the first step is always to disconnect power before beginning any inspection. Visually inspect the connector for bent pins, moisture intrusion, or signs of heat damage.

If the harness connection is secure and undamaged, the fault likely lies with the partition switch itself or the wiring between the switch and the board. A failed switch will need to be replaced to restore proper operation. In less common cases, the main control board may be misreading the switch signal, though this is typically only suspected after the switch and harness have been ruled out as the source of the problem.

Source: manufacturer service documentation.

Common causes of -dE-

  1. 01

    Loose or disconnected wire harness at the partition switch

    Wiring / connection

    The connector on the assy-partition switch may have worked loose over time due to vibration or heat cycling. Disconnecting power, removing the back cover, and reseating the harness connector firmly is the first and most frequently successful fix.

  2. 02

    Damaged or corroded wiring connector

    Part replacement

    Pins inside the harness connector can become corroded, bent, or burned, preventing a reliable signal from reaching the control board. Inspect the connector closely for discoloration, moisture, or deformed terminals.

  3. 03

    Faulty partition switch assembly

    Part replacement

    If the harness and connector are intact, the partition switch itself may have failed internally. A defective switch will not send a valid position signal to the control board regardless of wiring condition and will need to be replaced.

  4. 04

    Broken or chafed wiring in the harness

    Part replacement

    The wiring running from the partition switch to the control board may have a break or short caused by contact with sharp edges or repeated movement. Trace the full length of the harness looking for frayed insulation or visible damage.

  5. 05

    Main control board fault

    Part replacement

    In rare cases, the control board may fail to correctly read a signal from an otherwise functional partition switch. This is typically only considered after the switch assembly and all wiring have been confirmed to be in good condition.

See the test procedure for each cause

Frequently asked questions about -dE-

What does -dE- mean on a Samsung range?
The -dE- error code indicates a partition switch error on your Samsung range. The partition switch is part of the system that monitors the divider between separate oven cooking zones. When the control board cannot detect a valid signal from this switch, it displays -dE-. The cause is usually a loose wire harness connection or a failed switch assembly.
Can I fix the -dE- error on my Samsung range myself?
If you are comfortable working with appliances, the first step is to disconnect power to the range and remove the back cover to inspect the wire harness connected to the partition switch assembly. Reseating a loose connector can resolve the error without any parts. If the wiring or switch is damaged, replacing those components is a more involved repair that may be better handled by a qualified technician.
Is it safe to use my Samsung range while the -dE- error is displayed?
It is best to avoid using the oven until the error is resolved, particularly if your range has a flex or dual-zone cooking cavity. Operating the oven with a failed partition switch could result in unpredictable temperature behavior across the cooking zones. Discontinue use and diagnose the fault before resuming cooking.
Will resetting my Samsung range clear the -dE- error?
Disconnecting power for a few minutes may temporarily clear the error display, but the code will return if the underlying fault is not corrected. A reset does not repair a loose connector, damaged wiring, or a failed switch. A physical inspection and repair of the partition switch assembly is required to permanently resolve the error.
How much does it cost to repair a -dE- error on a Samsung range?
If the fix is simply reseating a loose wire harness, there may be no parts cost, though a service call fee typically ranges from around $75 to $150. If the partition switch assembly needs replacement, parts plus labor can bring the total repair cost to somewhere in the range of $150 to $350 depending on the part price and your location. A control board replacement, if needed, would push costs higher.

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