Electric steering systems offer fuel efficiency advantages and reduced CO2 emissions over hydraulic power steering systems that run nonstop. The compact Mazda 2's electric motors only respond when they're needed, saving pricey fuel. TRW Automotive provides software and plenty of hardware, including the electronic control unit, steering angle sensors and the column drive motor. Electric power steering systems communicate over the vehicle's CANbus, so data can be shared with other systems to improve overall driving comfort.
The implementation of a new diesel fuel standard in the US has considerably improved the environmental performance of diesel vehicles. The Environmental Protection Agency (EPA) says that the new ultra-low sulfur diesel (ULSD) fuel has combined with other improved technologies to reduce diesel's particulate matter (PM) emissions by 99%.
Focus on Fundamentals consists of 45-minute on-line classes that cover a host of technologies. You learn without leaving the comfort of your desk. All classes are taught by subject-matter experts and all are archived. So if you can't attend live, attend at your convenience.