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Error code reference

Samsung Dishwasher Error Code 7E

Vane motor/sensor vane error

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What the 7E error code actually means

The 7E error means your dishwasher's internal spray vane is not moving or stopping correctly, and the dishwasher gave up after trying to fix the problem on its own three times. This is related to a small motor and sensor that control where water is directed inside the tub during washing. A technician will need to inspect the wiring and motor components to resolve this.

Diagnostic procedure

The full 7E procedure

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1
First diagnostic step
Check the connections for the Motor vane and Sensor vane connectors.
More steps, wiring diagram references, and verified part numbers
Includes expected resistance and voltage values, connector pinouts, and supersession notes for replacement parts.
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Most common causes of 7E

Ranked by how often they cause this code
  1. 1Loose or damaged wiring connectors
  2. 2Failed vane position sensor
  3. 3Defective vane motor
  4. 4Broken or obstructed vane mechanism
  5. 5Control board communication fault

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Questions people ask about 7E

What does 7E mean on a Samsung dishwasher?
The 7E code on a Samsung dishwasher signals a vane motor or vane sensor error. Specifically, the control board detected that the vane either failed to return to its reset position within the allowed time, or it completed a position cycle in 3 seconds or less. The code is only set after the dishwasher has retried the operation three times without success.
Will resetting the dishwasher clear the 7E error?
A reset may temporarily clear the 7E code, but it will return if the underlying problem is not resolved. The control board only displays the code after three failed retry attempts, so the fault condition is already confirmed before you see the error. A reset alone is not a repair.
How much does it cost to repair a Samsung dishwasher 7E error?
Repair costs depend on the failed component. If only a connector needs reseating, the cost may be limited to a service call fee, typically in the range of $75 to $150. Replacing a vane motor or sensor can add $50 to $200 or more in parts, plus labor. A control board replacement is the most expensive scenario and can push total costs higher.
Can I fix the 7E error myself?
Some steps are DIY-friendly, such as checking that the vane motor and sensor connectors are fully seated and free of corrosion. However, testing motor continuity, evaluating sensor output, or replacing internal components typically requires disassembly and some electrical testing experience. If you are not comfortable working inside the dishwasher, a qualified technician is recommended.
Is it safe to use my dishwasher with a 7E error?
Running the dishwasher with an active 7E error is not recommended. The vane system is responsible for directing water flow during the wash cycle, and if it is not functioning correctly, cleaning performance will be significantly reduced. Continuing to run the unit without addressing the fault could also strain other components.

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