BoilerFaultCodes E013 High
Boiler Fault Code E013
Reviewed by the BoilerFaultCodes Editorial Team Last reviewed
Fault code E013 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's internal computer parts are having trouble communicating with each other, meaning the system cannot send or receive the signals needed to stay running. (As reported on Vokera Pinnacle System)
Pick your boiler brand for the E013 fix
Source
Information for the E013 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