Renault believes that “the major [problems] are now behind” with its new power unit, according to Remi Taffin.Both Lotus and Renault suffered problems on the third day of testing in Bahrain, with Christian Horner and Romain Grosjean both having pointed the finger at the engine manufacturer a day earlier. However, both teams admitted that Friday's issues were of their own making and head of track operations Taffin is confident Renault has overcome its worst problems.“I think we are now far from having all the hardware issues that we have before,” Taffin said. “Many are fixed. We still have a few ones but the major ones are now behind us. We can start building programs on software...
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