How much does it cost to fix boiler error code FAIL POINT I?

Typical repair cost for the boiler FAIL POINT I fault is £120-£220 including labour.

FAIL POINT I High

Boiler Fault Code FAIL POINT I

Also written as FAILPOINTI — same fault.

Reviewed by the BoilerFaultCodes Editorial Team Last reviewed 27 April 2026

Fault code FAIL POINT I 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 a problem with one of its internal temperature sensors and has stopped working as a safety precaution. (As reported on Worcester Bosch 24/28CDi II RSF)

Pick your boiler brand for the FAIL POINT I fix

Worcester Bosch FAIL POINT I 4 models

Source

Information for the FAIL POINT I 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