BoilerFaultCodes EE2233 High
Boiler Fault Code EE2233
Reviewed by the BoilerFaultCodes Editorial Team Last reviewed
Fault code EE2233 appears across 1 boiler brand and 2 models. The exact meaning varies by manufacturer — pick your boiler brand below to see the model-specific fix.
Most common meaning Your boiler has detected an issue with the internal sensor that monitors the flame, preventing it from safely igniting and staying on. (As reported on Ariston Micro Condens)
Pick your boiler brand for the EE2233 fix
Source
Information for the EE2233 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