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Error code reference
Viking Oven Error Code RELAY ERROR
No relay board connection detected by the main control board.
SourceViking Electric Touch Control Ovens - Service Manualp. 14, 46
Diagnostic procedure
The full RELAY ERROR 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 for connection between the Main Control board PU5 (Upper) and PL5 (Lower) and the P4 connector on the relay board.
SourceViking Electric Touch Control Ovens - Service Manualp. 14, 46
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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