Most of the engine problems suffered by Renault-powered cars at the season-opening Australian Formula One Grand Prix have been resolved, the manufacturer said on Tuesday ahead of this weekend's race in Malaysia. Renault supply world champions Red Bull, their sister team Toro Rosso, Lotus and Caterham with the new V6 turbocharged power units. Of the four teams, only Toro Rosso scored points in Melbourne with Red Bull's world champion Sebastian Vettel retiring after a handful of laps and his Australian teammate Daniel Ricciardo disqualified from second place for excessive fuel flow. Neither of the Lotus or Caterham drivers lasted long enough to see the chequered flag. Renault Sport F1 track...
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