Viking Range Error Code 1 flash every 4 sec

The 1 flash every 4 seconds pattern on a Viking range DSI (Direct Spark Ignition) board is not an error code in the traditional sense. It is the normal operating status indicator for the DSI control board, confirming that the board is powered, functional, and cycling through its standard idle or active state routine. This flash pattern is the board's way of communicating that all internal self-checks are passing and no fault conditions have been detected.

The DSI board governs the ignition sequence for the gas burners, managing spark timing, gas valve control, and flame sensing. During idle, when no burners are calling for ignition, the board enters a low-activity monitoring state and produces this slow, regular flash. During active ignition or burner operation, the same 1 flash every 4 seconds pattern continues, indicating the board is operating within expected parameters and has successfully established or is maintaining a flame signal.

If you are observing this flash pattern while troubleshooting a perceived problem with your range, the DSI board itself is not the source of the issue. Any burner ignition or gas flow problems would need to be diagnosed at the individual burner components, gas valves, or igniter circuits rather than the control board. The presence of this pattern is a positive confirmation of board health.