BoilerFaultCodesVokera 62 Fault Code
The Vokera 62 fault code means: your boiler has detected an internal electrical communication error or a wiring issue, which is preventing it from running safely.. It appears on 2 Vokera models in our database.
Technical description: Wiring fault
What causes the Vokera 62 fault?
This fault occurs when the boiler's internal components stop talking to each other correctly, effectively causing a breakdown in communication between the electronic 'brain' and the sensors. The most common reason is a loose connection in the internal wiring or a specific electronic failure on the main circuit board that prevents it from sending commands.
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 62 fault code
Click a model for the full fault code list and model-specific repair notes.
Source
Vokera 62 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