How much does it cost to fix boiler error code L.E.D. G?

Typical repair cost for the boiler L.E.D. G fault is £120-350 including labour.

L.E.D. G High

Boiler Fault Code L.E.D. G

Also written as LEDG — same fault.

Reviewed by the BoilerFaultCodes Editorial Team Last reviewed 7 July 2026

Fault code L.E.D. G appears across 1 boiler brand and 2 models. The exact meaning varies by manufacturer — pick your boiler brand below to see the model-specific fix.

Most common meaning Your boiler has got too hot and has shut itself down as a safety precaution to prevent damage. (As reported on Ariston Euro Combi 30 MFFI)

Pick your boiler brand for the L.E.D. G fix

Ariston L.E.D. G 2 models

Source

Information for the L.E.D. G 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