I have Uncorsa 1.6 2002 after walking 2 or 3 days I stop if there is a spark and there is and not part to the point of exhausting the battery I put another battery leaves with a little difficulty manages to leave and no longer fails what I stop loarranco it stopped it loarranco and so several times and there is no more. sec. He recovers and all normal that he will be friends for some tracks please thank you