Daniel Ricciardo finished 9th while Daniil Kvyat retired with engine failure . Red Bull on the backfoot this season after troubled opening F1 races . Renault boss Cyril Abiteboul has vowed engine supplier will improve . Red Bull chief Dietrich Mateschitz has threatened to pull team out of three .
Daniel Ricciardo finished 9th while Daniil Kvyat retired with engine failure . Red Bull on the backfoot this season after troubled opening three races . Renault boss Cyril Abiteboul has vowed engine supplier will improve . Red Bull chief Dietrich Mateschitz has threatened to pull team out of F1 .