Amber neon lit High

Boiler Fault Code Amber neon lit

Also written as AMBERNEONLIT — same fault.

Reviewed by the BoilerFaultCodes Editorial Team Last reviewed

Fault code Amber neon lit appears across 1 boiler brand and 1 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 the water pressure inside the system has dropped below the required level. (As reported on Grant Vortex Combi 70)

Pick your boiler brand for the Amber neon lit fix

Source

Information for the Amber neon lit 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