Guys...i have a prob n i guess i need pro feedback...recently i changed my positive terminal head on my battery and i got this problem....i dont know if this is the prob or is it some other issue....i am able to drive normal but if i floor the car n come to halt the engine literaly just switches OFF...thn i restart it drives ok...but today whn the same problem accured the engine started back but kept dying off once my foot is off the gas n makes a boxter kind of sound during tht time n serious loss of power (very sluggish)...any idea why does this happen n wht i should do to troubleshoot n solve this problem?......really appreciate ur feedback...advance thanks.....cheers