BoilerFaultCodes F0290 High
Boiler Fault Code F0290
Reviewed by the BoilerFaultCodes Editorial Team Last reviewed
Fault code F0290 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’s internal computer has lost contact with a vital control chip, meaning the system cannot run safely and will stay locked out. (As reported on Worcester Bosch CDi Classic)
Pick your boiler brand for the F0290 fix
Source
Information for the F0290 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