Medium
E07 on Biasi Basica Combi

Your boiler's hot water sensor has failed or is disconnected, meaning your taps may not get hot or the temperature will be inconsistent.

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

NTC D.H.W. temperature probe fault

Shared across the Basica Cond range
This code is shared by the boilers in this range, which use the same control board. It may not be printed in this exact variant’s manual.
Plain-English guidance below. Severity, DIY steps, costs and parts are our interpretation to help you act, not text from the manual.

Engineer required

This fault requires a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.

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Related fault codes

All 39 fault codes on the Basica Combi

Seeing a different code? Every code this model can display, in one place.

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