VA-TS High

Ideal VA-TS Fault Code

Also written as VATS — same fault.

The Ideal VA-TS fault code means: your boiler has switched itself off because it has detected that the water inside has become dangerously hot.. It appears on 1 Ideal model in our database.

Call an engineer soon

Book a Gas Safe engineer within 24 to 48 hours. Your boiler may be unsafe or could break down completely if left.

Technical description: Safety thermostat alarm indicator
Typical repair cost £120-£350 (including labour)

DIY fix possible

Check that all radiator valves are fully open to allow water flowInspect the system pressure gauge and top up to 1.5 bar if it is too lowPress the reset button on the front control panel to restart the boiler

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Ideal models that show the VA-TS fault code

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

Source

Ideal VA-TS fault code information on this page is sourced and cross-checked against the official Ideal service / installation manuals for each affected model.

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