E07 + Medium

Biasi E07 + Fault Code

Also written as E07 — same fault.

The Biasi E07 + fault code means: your boiler is struggling to accurately measure the temperature of the water coming out of your hot taps, which usually means your hot water won't reach the right temperature or may not work at all.. It appears on 8 Biasi models in our database.

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.

Technical description: Faulty d.h.w. temp. probe NTC
Typical repair cost £90-160 (including labour)

Engineer required

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

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Biasi models that show the E07 + fault code

Click a model for the full fault code list and model-specific repair notes.

Source

Biasi E07 + fault code information on this page is sourced and cross-checked against the official Biasi service / installation manuals for each affected model.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed 31 August 2026