-When we climbed into this plug-in hybrid at our Ann Arbor offices and set out on a 50-mile drive home at rush hour, the instrument panel showed a full battery charge and an all-electric range of 14 miles. That would be in what Porsche calls E-Power mode, the default at start-up and also selectable via a console button. This Cayenne S hadn’t been plugged in, though. The previous driver had pressed the E-Charge button, adjacent to the E-Power one, on his commute that morning. This kept the engine running to maximize recharge, disabling the stop-start function and running the generator continuously. Porsche says charging the 10.8-kWh lithium-ion battery pack this way reduces fuel economy by about 20 percent, but only during the 20 or so miles it takes to pack the cells full of energy. READ MORE ››
from Car and Driver Blog http://ift.tt/1Il0Rip
via Agya
