6 green flashes Low

Boiler Fault Code 6 green flashes

Also written as 6GREENFLASHES — same fault.

Reviewed by the BoilerFaultCodes Editorial Team Last reviewed

Fault code 6 green flashes appears across 2 boiler brands and 21 models. The exact meaning varies by manufacturer — pick your boiler brand below to see the model-specific fix.

Most common meaning Your boiler has encountered a minor glitch and is attempting to restart itself automatically without you needing to do anything. (As reported on Baxi EcoBlue)

Pick your boiler brand for the 6 green flashes fix

Baxi 6 green flashes 19 models Main 6 green flashes 2 models

Source

Information for the 6 green flashes fault code is sourced from the official service / installation manual for each model that displays it. Read more about how we source fault codes →

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed 7 July 2026