BoilerFaultCodesVokera E32 Fault Code
The Vokera E32 fault code means: your boiler has detected a technical fault with the sensor that monitors water temperature returning to the unit, causing it to shut down for safety.. It appears on 2 Vokera models in our database.
Technical description: Short circuit on return sensor
What causes the Vokera E32 fault?
This fault occurs when the internal control board receives an electrical signal from the return sensor that is outside its normal operating range. The most common reason is that the sensor's internal wiring has failed or a physical break in the connection has occurred, preventing the boiler from accurately monitoring the temperature of the water coming back from your radiators.
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 E32 fault code
Click a model for the full fault code list and model-specific repair notes.
Source
Vokera E32 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