High
1065 on Worcester Bosch Greenstar 8000 Style

Your boiler is currently unable to accurately read the water pressure inside the system because the sensor responsible for this signal has stopped working or has lost its connection.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed

Call an engineer soon

Book a Gas Safe engineer within 24 to 48 hours. Your boiler may be unsafe or could break down completely if left.

Technical description

Pressure sensor defective or not connected

Engineer required

This is a high severity fault. Stop using the boiler and call a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.

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