Viking Range Code DSI 1 Flash: Normal Ignition Module Heartbeat

What DSI 1 Flash means

On Viking Professional VGIC, VGSC, VGCC and VDSC gas and dual-fuel ranges, the 3 Series RVGR3305B and Designer DCCG130, the ignition module LED gives one flash every four seconds. This is a status light rather than a problem: the module is working normally, whether the burners are idle or in use. Technicians see it when they read the module, and owners rarely do. Nothing needs to be repaired for this pattern.

Common causes of DSI 1 Flash

Normal idle or active operation of the module
Burner status light doing its routine job

✓ One safe check you can try

1. Do nothing to the range; this pattern means normal operation. 2. If your burners light and hold a steady flame, you are fine. 3. If burners fail to light, note any other flash count you see and tell us. 4. Keep the cooktop clean and dry. 5. Call us if the pattern changes. Any smell of gas means you walk out and call the gas utility from a safe spot outside.

! Why to stop there

Nothing needs repairing when the module shows normal operation
Opening the range to read the LED gives you no benefit
A different flash count is the one that deserves a visit

Opening a panel yourself does not automatically cancel a manufacturer warranty, but it can cause accidental damage, and some manufacturers set their own service conditions. Check your warranty terms, or ask us, before deciding.

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DSI 1 FlashDSI 1 Flash questions

Is one flash every four seconds a warning?

No. It is the normal heartbeat of the ignition module and appears both when the burners are off and when they are running. No repair is needed for this pattern.

Why would a technician mention it?

Because it tells us the module has power and sees no problem. We compare it with other patterns, like three flashes, to separate a working module from a lockout.

What if my burner still will not light?

Clean and dry the burner cap and igniter area first. If it still fails while the module shows one flash, the cause is likely at the igniter or the burner, and we can check that.