E01 + RESET High

Biasi E01 + RESET Fault Code

Also written as E01RESET — same fault.

The Biasi E01 + RESET fault code means: your boiler has failed to light the flame and has locked itself for safety, leaving you without heating or hot water.. 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: Lack of burner ignition on safety lockout
Typical repair cost £120-350 (including labour)

DIY fix possible

Check that your gas pre-pay meter is in credit, if applicableEnsure the main gas stopcock and local boiler gas valve are fully openPress and hold the 'RESET' button for five seconds to attempt a restart

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Biasi models that show the E01 + RESET fault code

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

Source

Biasi E01 + RESET 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