Medium
S.76 on British Gas 330+

Your boiler is temporarily pausing because it is struggling to get a steady reading from the internal water pressure sensor.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed

Book a service

This fault should be looked at by a Gas Safe engineer within the next week or two. It may get worse if left.

What the manual says

Manufacturer manual

Waiting period – pressure sensor. Check system pressure - default display.

From this model's manual
Verified against the British Gas 330 installation & service manual, page 47.
Plain-English guidance below. Severity, DIY steps, costs and parts are our interpretation to help you act, not text from the manual.

DIY fix possible

Check the pressure gauge on the front of the boiler or under the casing.If the pressure is below 1.0 bar, use the filling loop handles to top it up to 1.5 bar.Restart the boiler to see if the code clears once the pressure is stable.

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