BoilerFaultCodes water pressure switch High
Boiler Fault Code water pressure switch
Also written as WATERPRESSURESWITCH — same fault.
Reviewed by the BoilerFaultCodes Editorial Team Last reviewed
Fault code water pressure switch 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 it cannot detect enough water inside the system to operate safely. (As reported on Vokera Compact HE)
Pick your boiler brand for the water pressure switch fix
Source
Information for the water pressure switch 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 31 August 2026