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Error code reference

Viking Dishwasher Error Code Power Loss (all lights except START and RUN flash continuously)

Power loss detected.

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What the Power Loss (all lights except START and RUN flash continuously) error code actually means

Your Viking dishwasher detected that power was cut off while it was running, so it stopped and is now flashing most of its lights to let you know something interrupted it. This is not necessarily a sign of a broken part. It often just means there was a brief power outage, a tripped breaker, or the dishwasher got unplugged, and the machine needs to be reset before it will work again.

Diagnostic procedure

The full Power Loss (all lights except START and RUN flash continuously) procedure

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1
First diagnostic step
Reset and test.
More steps, wiring diagram references, and verified part numbers
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Most common causes of Power Loss (all lights except START and RUN flash continuously)

Ranked by how often they cause this code
  1. 1Household power interruption or outage
  2. 2Tripped circuit breaker
  3. 3Loose wall outlet or power connection
  4. 4Faulty power supply or control board
  5. 5Door latch or door switch interrupting power signal

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Questions people ask about Power Loss (all lights except START and RUN flash continuously)

What does Power Loss (all lights except START and RUN flash continuously) mean on a Viking dishwasher?
This error means the dishwasher's control board detected that power was cut off during an active wash cycle. The control panel responds by flashing all lights except START and RUN to alert you to the interruption. The machine will not resume or accept new commands until it is reset. In most cases, the cause is an external power event such as an outage or tripped breaker rather than an internal component failure.
Is it safe to use my Viking dishwasher after the Power Loss error appears?
The dishwasher is generally safe to use once the error has been cleared with a reset and the power source has been confirmed as stable. However, if you notice repeated occurrences, signs of arcing at the outlet, or a breaker that trips again, stop using the appliance and have the electrical supply and dishwasher wiring inspected before continuing.
Why does my Viking dishwasher keep showing the Power Loss error even when there is no outage?
Recurring Power Loss errors without a clear external cause may point to an internal problem such as a failing control board, a loose internal wiring connection, or a door switch that is intermittently breaking the circuit during operation. A qualified technician should inspect the wiring harness, door latch assembly, and control board to identify the source of the repeated interruptions.
Will resetting the dishwasher clear the Power Loss error?
Yes, in most cases a reset will clear the error if the underlying power interruption was a one-time event. Disconnect power to the dishwasher at the breaker or by unplugging it, wait at least 30 seconds, then restore power and run a new cycle. If the error returns repeatedly without any obvious external power issue, further diagnosis of the internal wiring or control board is needed.
How much does it cost to fix a Viking dishwasher showing the Power Loss error?
If the cause is simply an external power interruption, there is no repair cost beyond your time to reset the unit. If the issue is a faulty outlet or circuit breaker, an electrician's service call typically ranges from $75 to $200. If internal components such as the main control board need replacement, parts and labor can range from $200 to $500 or more depending on the specific model and service location.

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