16.94 Low

Boiler Fault Code 16.94

Also written as 1694 — same fault.

Reviewed by the BoilerFaultCodes Editorial Team Last reviewed

Fault code 16.94 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 is displaying a technical information code rather than a fault, indicating the system is reporting its power settings to the display. (As reported on Glow-worm EnergySaver)

Pick your boiler brand for the 16.94 fix

Glow-worm 16.94 1 model

Source

Information for the 16.94 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