Low
S.04 on British Gas 330+

Your boiler is working exactly as it should and is currently heating your radiators.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed

Monitor it

This is a minor fault. Keep an eye on it and mention it at your next annual boiler service. Reset the boiler and see if it clears.

What the manual says

Manufacturer manual

burner on. NORMAL OPERATING STATE FOR CENTRAL HEATING

From this model's manual
Verified against the British Gas 330 installation & service manual, page 47.
Plain-English guidance below. Severity, DIY steps, costs and parts are our interpretation to help you act, not text from the manual.

DIY fix possible

No action requiredMonitor your thermostat to ensure the house reaches your desired temperature

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