BoilerFaultCodes F0 290 High
Boiler Fault Code F0 290
Also written as F0290 — same fault.
Reviewed by the BoilerFaultCodes Editorial Team Last reviewed
Fault code F0 290 appears across 1 boiler brand and 12 models. The exact meaning varies by manufacturer — pick your boiler brand below to see the model-specific fix.
Most common meaning Your boiler's internal computer has encountered a critical error and can no longer communicate with the main controls, meaning the unit will not fire up. (As reported on Worcester Bosch Junior 28i)
Pick your boiler brand for the F0 290 fix
Source
Information for the F0 290 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