How much does it cost to fix Halstead error code Red LED flashing?

Typical repair cost for the Halstead Red LED flashing fault is £120-250 including labour.

Red LED flashing High

Halstead Red LED flashing Fault Code

Q: What does the Halstead Red LED flashing fault code mean?

Your boiler has stopped working because it failed to ignite, which means it is currently unable to provide heating or hot water for safety reasons.

Also written as REDLEDFLASHING — same fault.

The Halstead Red LED flashing fault code means: your boiler has stopped working because it failed to ignite, which means it is currently unable to provide heating or hot water for safety reasons.. It appears on 1 Halstead model in our database.

Technical description: Safety Lockout. Burner has failed to light and gone to ignition lock-out.

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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Halstead models that show the Red LED flashing fault code

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

Finest Gold Repair: £120-250

Source

Halstead Red LED flashing fault code information on this page is sourced and cross-checked against the official Halstead service / installation manuals for each affected model.

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