Red Bull team principal Christian Horner says the promising aspects of Renault's engine development are still several months away from making it to the car.
Australian admits move seems 'unlikely' due to his contract but admits his hunger to win races could force his hand if Red Bull continue to struggle.
Much-derided Strategy Group set for meeting at Biggin hill on Wednesday and Horner says progress must be made for the sake of its credibility in F1.
Chief executive Carlos Ghosn says Renault is "not discarding anything" regarding its future involvement in F1 but wants to know it will receive a satisfactory return on any investment post-2016.
Ends speculation his job as Red Bull team principal is under threat by confirming a new long term deal, adding he has a "great relationship" with team owner Dietrich Mateschitz.
German picks up where he left off during Austrian Grand Prix by ending the test over eight tenths clear of Ferrari's Esteban Gutierrez.
Finn clocked a 1:10.029 in the FW37, while Nico Rosberg finished the morning third for Mercedes and Fernando Alonso managed just 17 laps in the McLaren MP4-30.
Mercedes junior keeps the world champions top of the timing screens after day of testing hampered by rain at Red Bull Ring.
Red Bull team principal Christian Horner warns fellow Formula One bosses that the sport cannot wait for the Strategy Group to make changes in 2017.
Christian Horner doubts team could have done any better than Daniel Ricciardo's 10th position at home grand prix in Spielberg.
Kate Walker analyses the motivation behind Red Bull boss Dietrich Mateschitz's threat to quit Formula One.
Australian dropped out of Q2 even though Red Bull has reverted back to its 2014 specification brakes ahead of this weekend.
Bernie Ecclestone does not think Red Bull will leave Formula One despite threats from team owner Dietrich Mateschitz at his home race this weekend.
Likely to start near the back of the grid in Austria after engine change but happy to take penalty now if it benefits Red Bull in long run.
Both Red Bulls will take a ten place grid drop at their home race after exceeding their engine quota for the year at the Austrian Grand Prix.
Daniel Ricciardo and Daniil Kvyat could both move on to a fifth power unit in Austria as Red Bull looks to minimise damage of penalty.
Renault's future in Formula One will hinge on upcoming dyno tests and whether or not the FIA allows in-season development next year, says chassis partner Red Bull.
Christian Horner defends Red Bull's RB11 after a 'pissed off' Daniel Ricciardo suggested the chassis is as much of a problem as Renault power unit.
Australian baffled by his lack of pace as he finishes 13th in Canada, five places down on Red Bull team-mate Daniil Kvyat.
Australian said Red Bull 'just can't seem to get a sweet spot' as he can only manage ninth in Montreal, scene of his maiden F1 triumph last season.
Daniel Ricciardo is expecting Lotus and Force India to take the fight to Red Bull this weekend at the Canadian Grand Prix.
Does not think Montreal's power circuit will put enough stress on Renault power unit to cause a failure and trigger a penalty.
Red Bull team boss says 'there's never been anything fundamentally wrong with the chassis' and admits engine penalties are a possibility for Canadian Grand Prix.
Daniil Kvyat and Daniel Ricciardo finished fourth and fifth after last-lap switch to give Red Bull its strongest finish of the season so far.
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