BoilerFaultCodesVokera E095 Fault Code
The Vokera E095 fault code means: your boiler has detected an unsafe level of carbon monoxide or improper combustion, which means it has shut down to protect your safety.. It appears on 1 Vokera model in our database.
Technical description: Combustion fault/high CO
What causes the Vokera E095 fault?
This fault occurs when the boiler's internal sensors detect that the fuel is not burning safely or that dangerous carbon monoxide levels are present within the unit. The most common reasons include a failing gas valve that isn't regulation pressure correctly or worn-out ignition components that are preventing a clean flame.
Engineer required
This fault requires a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.
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Gas Safe Register →Vokera models that show the E095 fault code
Click a model for the full fault code list and model-specific repair notes.
Source
Vokera E095 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 27 April 2026