BoilerFaultCodes E015 High
Boiler Fault Code E015
Reviewed by the BoilerFaultCodes Editorial Team Last reviewed
Fault code E015 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 has detected an electrical issue during the ignition process, meaning it cannot safely confirm a flame is present and has locked out for safety. (As reported on Vokera Pinnacle Combi)
Pick your boiler brand for the E015 fix
Source
Information for the E015 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