Green fast flashing Low

Vokera Green fast flashing Fault Code

Also written as GREENFASTFLASHING — same fault.

The Vokera Green fast flashing fault code means: your boiler has entered a special intelligent-heating mode designed to automatically adjust temperatures based on how cold your home is, rather than a system error.. It appears on 1 Vokera model 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: input/output function S.A.R.A.

Engineer required

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

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Vokera models that show the Green fast flashing fault code

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

Source

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

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