Baxi Orange neon Fault Code
Also written as ORANGENEON — same fault.
The Baxi Orange neon fault code means: your boiler is receiving electrical power and is currently in standby mode or a normal phase of operation.. It appears on 1 Baxi model in our database.
Technical description: Control panel neon indicating the mains supply is live.
DIY fix possible
Check if the thermostat is turned up high enough to trigger a demand for heatEnsure the external programmer or timer is set to 'On' or 'Auto'Wait a few minutes to see if the light changes to green, indicating the boiler has started firing
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Baxi models that show the Orange neon fault code
Click a model for the full fault code list and model-specific repair notes.
Source
Baxi Orange neon 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