BoilerFaultCodes 2945 V Low
Boiler Fault Code 2945 V
Also written as 2945V — same fault.
Reviewed by the BoilerFaultCodes Editorial Team Last reviewed
Fault code 2945 V appears across 1 boiler brand and 1 models. The exact meaning varies by manufacturer — pick your boiler brand below to see the model-specific fix.
Most common meaning Your boiler is switching itself on and off too frequently, which has triggered a temporary lockout to prevent internal damage. (As reported on Worcester Bosch Greenstar 2000)
Pick your boiler brand for the 2945 V fix
Source
Information for the 2945 V 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