BoilerFaultCodesVokera Fault Fault Code
Also written as FAULT — same fault.
The Vokera Fault fault code means: your boiler has failed to ignite or stay lit, which means it cannot produce heating or hot water, and requires a professional to check the fuel and exhaust systems for safety.. It appears on 1 Vokera model in our database.
Technical description: Check gas supply, check flue system, check polarity
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 Fault fault code
Click a model for the full fault code list and model-specific repair notes.
Source
Vokera Fault 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