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Error code reference
Viking Dishwasher Error Code Pressure Sensor Disconnect
The pressure sensor (HUBA) harness is disconnected or the sensor has failed.
SourceViking Built-in Dishwasher - Service Manual: VDB450/DFB450p. 24
Diagnostic procedure
The full Pressure Sensor Disconnect 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
Check the pressure sensor (HUBA) harness connection; check the harness; check the sensor.
SourceViking Built-in Dishwasher - Service Manual: VDB450/DFB450p. 24
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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