FE97 High

Boiler Fault Code FE97

Reviewed by the BoilerFaultCodes Editorial Team Last reviewed

Fault code FE97 appears across 1 boiler brand and 3 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 system is currently confused and cannot communicate correctly, meaning the unit will not start until it is digitally reconfigured. (As reported on Alpha Pro Tec Plus)

Pick your boiler brand for the FE97 fix

Source

Information for the FE97 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