Medium
D.68 on Vaillant Combi Compact 242EB

Your boiler is struggling to light its flame on the first try, which means it may eventually fail to provide heating and hot water.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed

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This fault should be looked at by a Gas Safe engineer within the next week or two. It may get worse if left.

Technical description

Unsuccessful ignitions in the first attempt

DIY fix possible

Check that your gas stopcock is fully open and other gas appliances are working.Ensure your credit is topped up if you have a prepay gas meter.Restart the boiler using the reset button to see if it clears the temporary ignition error.

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Related fault codes

F.28View →F.29View →D.69View →

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