Boiler Fault Code BLANK DISPLAY

Also written as BLANKDISPLAY — same fault.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed 27 April 2026

Fault code BLANK DISPLAY appears across 2 boiler brands 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 no power or the screen has failed, meaning it cannot provide heating or hot water until the electrical supply is restored. (As reported on Ideal Logic Code Combi ESP1)