Low
E430 on Baxi Titanium

Your boiler is performing a temporary check to ensure there is enough water pressure to operate safely.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed

Monitor it

This is a minor fault. Keep an eye on it and mention it at your next annual boiler service. Reset the boiler and see if it clears.

Technical description

Water pressure temporary test.

DIY fix possible

Check the pressure gauge on the front of the boilerIf the pressure is below 1.0 bar, use the filling loop to top it up to 1.5 barMonitor the display to see if the code clears automatically after the test finishes

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Related fault codes

E117View →E118View →E119View →

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