Audi a4 b6 3.0 won't start

Usually starts from 2nd or 3rd time only....Any idea what could it be??

[@zhenyazzh]

Thanks just changed it as well as coils (recall) starts perfectly fine now

[@ChefIsaiahRodriguez538826]

starter going out

[@MrPachanga1977]

V

[@Audiwithaturbski]

You have a bad starter your bendix won’t kick out