How much does it cost to fix Viessmann error code 58:0?

Typical repair cost for the Viessmann 58:0 fault is £120-280 including labour.

58:0 High

Viessmann 58:0 Fault Code

Q: What does the Viessmann 58:0 fault code mean?

Your boiler is struggling to heat your hot water tank because it cannot detect or communicate with a required external sensor or control module.

Also written as 580 — same fault.

The Viessmann 58:0 fault code means: your boiler is struggling to heat your hot water tank because it cannot detect or communicate with a required external sensor or control module.. It appears on 5 Viessmann models in our database.

Technical description: Without auxiliary function for DHW loading

What causes the Viessmann 58:0 fault?

This fault occurs when the boiler's control system loses its connection to the sensor responsible for monitoring your hot water cylinder. The most common cause is a faulty temperature probe or a break in the wiring that prevents the boiler from knowing how hot your water is. Without this information, the boiler stops heating the water as a safety precaution to prevent overheating.

Typical repair cost £120-280 (including labour)

Engineer required

This fault requires a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.

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Viessmann models that show the 58:0 fault code

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

Source

Viessmann 58:0 fault code information on this page is sourced and cross-checked against the official Viessmann service / installation manuals for each affected model.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed 27 April 2026