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Error code reference

Viking Dishwasher Error Code Motor Control Status Error

Motor controller reports a status error; possible wash motor or controller fault.

Viking codesViking dishwasher codes

Motor controller reports a status error; possible wash motor or controller fault.

First step from the service manual

Check the main connection to the wash motor; check for 15 ohms on all three windings; check the motor rotor and see if it is bound or restricted; check the motor controller.

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

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What Motor Control Status Error means on a Viking dishwasher

The Motor Control Status Error on a Viking dishwasher indicates that the motor controller has detected an abnormal operating condition within the wash motor circuit. The motor controller continuously monitors the electrical and mechanical behavior of the wash motor during operation. When it receives a status signal that falls outside expected parameters, it logs this fault and halts normal operation to prevent further damage. This error points to a fault in either the wash motor itself, the wiring between the controller and motor, or the controller board.

The wash motor in Viking dishwashers uses a three-phase winding configuration. Each of the three windings should measure approximately 15 ohms of resistance. If any winding reads significantly higher, lower, or shows an open circuit, the motor has an internal fault and will need to be replaced. A short to ground on any winding can also trigger this error and will produce an out-of-spec resistance reading during testing.

Mechanical restriction is another common trigger for this fault code. If the motor rotor becomes bound due to a foreign object, worn bearings, or a seized impeller, the controller detects the resulting current spike or stall condition and reports a status error. The motor controller board itself can also be the root cause if it has failed internally, even when the motor and wiring check out correctly. Systematic testing starting from the motor connections and working toward the controller is the recommended diagnostic path.

Source: manufacturer service documentation.

Common causes of Motor Control Status Error

  1. 01

    Wash Motor Winding Fault

    Part replacement

    One or more of the three motor windings has failed, producing a resistance reading that deviates from the expected 15 ohms. Test each winding with a multimeter; any open, shorted, or significantly out-of-range reading confirms motor failure.

  2. 02

    Bound or Restricted Motor Rotor

    Wiring / connection

    A foreign object lodged in the pump, a seized bearing, or a jammed impeller can prevent the rotor from spinning freely. Manually check rotor movement after disconnecting power; resistance or no movement indicates a mechanical restriction.

  3. 03

    Loose or Damaged Motor Wiring Connection

    Wiring / connection

    A loose, corroded, or broken connector at the main motor connection can interrupt signal or power delivery and cause the controller to report a status error. Inspect the main motor harness connector for corrosion, burn marks, or backing-out terminals.

  4. 04

    Failed Motor Controller Board

    Part replacement

    If the motor and all wiring test within spec but the error persists, the motor controller board itself may have an internal failure. The controller should be the last component evaluated after ruling out motor and wiring faults.

See the test procedure for each cause

Frequently asked questions about Motor Control Status Error

What does Motor Control Status Error mean on a Viking dishwasher?
This error means the motor controller has detected an abnormal status condition in the wash motor circuit. It can be caused by a motor winding fault, a mechanically bound rotor, a wiring connection problem, or a failed motor controller board. The dishwasher will not run normally until the underlying fault is diagnosed and corrected. Resistance testing of all three motor windings and a physical check of rotor movement are the starting points for diagnosis.
Can I fix a Viking dishwasher Motor Control Status Error myself?
Some steps are accessible to a knowledgeable DIYer, such as inspecting the motor wiring connections and checking whether the rotor turns freely. Resistance testing the three motor windings with a multimeter requires basic electrical knowledge and is also a manageable DIY step. However, replacing the wash motor or the motor controller board involves disassembling the dishwasher and working with electrical components, so professional service is recommended if you are not comfortable with those tasks.
Will resetting the dishwasher clear the Motor Control Status Error?
A power reset may temporarily clear the error display, but if the underlying fault in the motor, wiring, or controller still exists, the error will return as soon as the dishwasher attempts to run the wash motor. Resetting without repairing the root cause will not resolve the problem and could allow further damage if a motor winding or mechanical restriction is involved.
Is it safe to use my Viking dishwasher while this error is active?
You should not attempt to operate the dishwasher while this error is present. A bound motor rotor or shorted winding can draw excessive current, creating a risk of overheating or damage to the motor controller. The dishwasher will typically prevent operation automatically, but it is best to leave it powered down until the fault is diagnosed and repaired.
How much does it cost to repair a Viking dishwasher Motor Control Status Error?
Repair costs vary depending on the failed component. If only a wiring connection needs to be reseated or cleaned, the cost may be limited to a service call fee, typically in the range of $75 to $150. A wash motor replacement generally runs $200 to $450 including parts and labor. A motor controller board replacement can range from $250 to $550 or more depending on parts availability and labor rates in your area.

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