BoilerFaultCodesVokera 93 Fault Code
The Vokera 93 fault code means: your boiler is experiencing a temporary communication or sensor error that may resolve itself but often indicates a part is beginning to fail.. It appears on 3 Vokera models in our database.
Technical description: Temporary fault code (Refer to section 7.10)
What causes the Vokera 93 fault?
This fault occurs when the boiler's internal computer receives an inconsistent or 'noisy' signal from its sensors, causing temporary confusion in its operation. The most common reason is a sensor that is starting to provide inaccurate readings or a minor electrical glitch within the main control board's communication circuit.
DIY fix possible
Press the reset button to clear the temporary errorMonitor the boiler for recurring faultsEnsure power supply to the boiler is stableContact a Gas Safe engineer if the code persists
Find a Gas Safe engineer
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A cover plan would handle faults like 93: no call-out fees, no surprise bills.
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Vokera models that show the 93 fault code
Click a model for the full fault code list and model-specific repair notes.
Source
Vokera 93 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