Mazda Develops Direct Injection Start-Stop, Claims 10% Fuel Economy Improvement

Mazda has developed its own start-stop system capable of turning its cars’ engines off while they’re stationary, then quickly restarting them when it’s time to pull away. The Mazda system differs from that of rivals in that it leaves the pistons in a pre-combustion position, injecting fuel and igniting it to restart… »9/09/08 4:45pm9/09/08 4:45pm