How much does it cost to fix boiler error code FE94?

Typical repair cost for the boiler FE94 fault is £250-400 including labour.

FE94 High

Boiler Fault Code FE94

Reviewed by the BoilerFaultCodes Editorial Team Last reviewed 27 April 2026

Fault code FE94 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 main control panel is failing to process information correctly, which has caused it to shut down for safety. (As reported on Alpha Pro Tec Plus)

Pick your boiler brand for the FE94 fix

Alpha FE94 3 models

Source

Information for the FE94 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