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Error code reference
Viking Dishwasher Error Code Counter Error - User Interface
Counter error detected in the user interface board.
SourceViking Built-in Dishwasher - Service Manual: VDB450/DFB450p. 25
Diagnostic procedure
The full Counter Error - User Interface procedure
Step 1 is visible so you can confirm you are on the right page. The remaining steps, the ones that tell you whether to actually replace a part, unlock with any pass.
MyPros+ · DiagnosticsStep 1 preview
1
First diagnostic step
Normal reset and test; check the UI.
SourceViking Built-in Dishwasher - Service Manual: VDB450/DFB450p. 25
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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