How much does it cost to fix Potterton error code FLAME Detected?

Typical repair cost for the Potterton FLAME Detected fault is £120-250 including labour.

FLAME Detected High

Potterton FLAME Detected Fault Code

Q: What does the Potterton FLAME Detected fault code mean?

Your boiler has detected a flame when it should not be lit, which means the system is currently trying to reset itself to ensure safe operation.

Also written as FLAMEDETECTED — same fault.

The Potterton FLAME Detected fault code means: your boiler has detected a flame when it should not be lit, which means the system is currently trying to reset itself to ensure safe operation.. It appears on 5 Potterton models in our database.

Technical description: Green LED: ON, Red LED: OFF

Typical repair cost £120-250 (including labour)

Engineer required

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

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Potterton models that show the FLAME Detected fault code

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

Source

Potterton FLAME Detected fault code information on this page is sourced and cross-checked against the official Potterton service / installation manuals for each affected model.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed 27 April 2026