E14 High

Boiler Fault Code E14

Reviewed by the BoilerFaultCodes Editorial Team Last reviewed

Fault code E14 appears across 4 boiler brands and 16 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 that the sensor monitoring the temperature of the exhaust fumes is sending an incorrect signal or has failed. (As reported on Warmhaus Enerwa)

Pick your boiler brand for the E14 fix

Ariston E14 2 models Biasi E14 12 models Vokera E14 1 model Warmhaus E14 1 model

Source

Information for the E14 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