BoilerFaultCodes Neon6 High
Boiler Fault Code Neon6
Also written as NEON6 — same fault.
Reviewed by the BoilerFaultCodes Editorial Team Last reviewed
Fault code Neon6 appears across 1 boiler brand and 7 models. The exact meaning varies by manufacturer — pick your boiler brand below to see the model-specific fix.
Most common meaning Your boiler has stopped working because it failed to light or stay lit when it was supposed to. (As reported on Glow-worm Hideaway 40B)
Pick your boiler brand for the Neon6 fix
Source
Information for the Neon6 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