Ignition failure High

Biasi Ignition failure Fault Code

Also written as IGNITIONFAILURE — same fault.

The Biasi Ignition failure fault code means: your boiler is failing to light the gas to create heat, causing the system to shut down safely and display a lockout light.. It appears on 1 Biasi model in our database.

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: No flame presence at the end of the ignition period; results in closes gas valve, stops fan, memorizes lock, and turns on lock-out light.
Typical repair cost £100-£280 (including labour)

DIY fix possible

Check if other gas appliances in your home, like a hob, are working to ensure gas supply.Verify that your prepaid gas meter has credit, if applicable.Press the reset button on the boiler control panel once to attempt a restart.

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Biasi models that show the Ignition failure fault code

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

Source

Biasi Ignition failure 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 27 April 2026