
Top Gear personality Jeremy Clarkson and “Billy Bob” test the Toyota Prius, but it may not be what you think. Video after the jump.
The Prius minimizes pumping loss by running the gasoline engine at a high torque range with the throttle fully open. Drive-by-wire throttle control technology and Toyota’s Hybrid Synergy Drive (a torque combiner, electric drive, and computer control) are essential to this engine control