Pilot On light Low

Baxi Pilot On light Fault Code

Also written as PILOTONLIGHT — same fault.

The Baxi Pilot On light fault code means: your boiler has successfully lit its small internal starter flame and is ready to heat your home.. It appears on 2 Baxi models in our database.

Monitor it

This is a minor fault. Keep an eye on it and mention it at your next annual boiler service. Reset the boiler and see if it clears.

Technical description: Indicates the pilot burner has established

DIY fix possible

This fault may be fixable without an engineer. Check your manual first.

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Baxi models that show the Pilot On light fault code

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

Source

Baxi Pilot On light fault code information on this page is sourced and cross-checked against the official Baxi service / installation manuals for each affected model.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed 7 July 2026