BoilerFaultCodesVokera E 06 Fault Code
Also written as E06 — same fault.
The Vokera E 06 fault code means: your boiler's internal computer has flagged a critical error that prevents it from starting up or operating safely.. It appears on 1 Vokera model in our database.
Technical description: Internal fault (PCB)
What causes the Vokera E 06 fault?
This fault occurs when the boiler's main control board suffers a hardware failure, preventing it from processing instructions or communicating with internal sensors. It is usually caused by age-related component wear or an electrical surge that has damaged the delicate circuitry on the board.
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 E 06 fault code
Click a model for the full fault code list and model-specific repair notes.
Source
Vokera E 06 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