Good Low

Boiler Fault Code Good

Also written as GOOD — same fault.

Reviewed by the BoilerFaultCodes Editorial Team Last reviewed

Fault code Good appears across 1 boiler brand and 4 models. The exact meaning varies by manufacturer — pick your boiler brand below to see the model-specific fix.

Most common meaning Your boiler is working perfectly and is currently operating without any detected faults or issues. (As reported on Atag A200)

Pick your boiler brand for the Good fix

Atag Good 4 models

Source

Information for the Good 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 27 April 2026