How much does it cost to fix boiler error code 72?

Typical repair cost for the boiler 72 fault is £80-160 including labour.

72 Medium

Boiler Fault Code 72

Reviewed by the BoilerFaultCodes Editorial Team Last reviewed 31 August 2026

Fault code 72 appears across 6 boiler brands and 11 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 temporary sensor problem or an unusual temperature difference, which may cause the system to pause or restart. (As reported on Vokera Easi-Heat I)

Pick your boiler brand for the 72 fix

Alpha 72 4 models ECA 72 1 model Ideal 72 1 model Sime 72 1 model Vokera 72 2 models Worcester Bosch 72 2 models

Source

Information for the 72 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 31 August 2026