BoilerFaultCodes WATER PRESSURE SENSOR High
Boiler Fault Code WATER PRESSURE SENSOR
Also written as WATERPRESSURESENSOR — same fault.
Reviewed by the BoilerFaultCodes Editorial Team Last reviewed
Fault code WATER PRESSURE SENSOR 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 detected that the water pressure is either too low or the sensor that monitors it has stopped working. (As reported on Johnson Starley J32 System ET)
Pick your boiler brand for the WATER PRESSURE SENSOR fix
Source
Information for the WATER PRESSURE SENSOR 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