How much does it cost to fix Vokera error code 71?

Typical repair cost for the Vokera 71 fault is £120-280 including labour.

71 High

Vokera 71 Fault Code

Q: What does the Vokera 71 fault code mean?

Your boiler has detected an internal communication or temperature sensor error that is currently preventing it from running normally.

The Vokera 71 fault code means: your boiler has detected an internal communication or temperature sensor error that is currently preventing it from running normally.. It appears on 3 Vokera models in our database.

Technical description: Temporary fault code (Refer to section 7.10)

What causes the Vokera 71 fault?

This fault occurs when the boiler's control board fails to receive a consistent signal from the internal temperature sensors. The most common reason is a malfunctioning sensor that provides an incorrect reading, though it can also be caused by a loose wiring connection or a developing fault on the main circuit board.

Typical repair cost £120-280 (including labour)

DIY fix possible

Turn the mode selector switch to the 'OFF/RESET' position.Wait for approximately 30 seconds.Turn the switch back to the 'ON' or heating/hot water position.

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Vokera models that show the 71 fault code

Click a model for the full fault code list and model-specific repair notes.

Source

Vokera 71 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