Reset neon illuminated (Red) High

Baxi Reset neon illuminated (Red) Fault Code

Also written as RESETNEONILLUMINATEDRED — same fault.

The Baxi Reset neon illuminated (Red) fault code means: your boiler has detected an internal error and has entered a lock-out state, meaning it has switched itself off to prevent damage.. It appears on 1 Baxi 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: Turn selector to the reset position R. If light does not extinguish, go to sections H & K. Potential PCB or selector failure.
Typical repair cost £150-350 (including labour)

Engineer required

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

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Baxi models that show the Reset neon illuminated (Red) fault code

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

Source

Baxi Reset neon illuminated (Red) 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 27 April 2026