The text was updated throughout to include the latest developments. Some these new topics include the various transmission design used (or planned to be used) in hybrid vehicles, the Lepelletier gear setup, power split units, and various constantly variable transmission design. There is also more information on current electronic control system, including the various protocols used for multiplexing.
Along with the Classroom Manual, the Shop Manual was updated to match current trends. Service information related to the new topics covered in the Classroom Manual is included in this manual. In addition, several new photo sequences were added. The purpose of these detailed photos is to show students what to expect when they perform a given procedure. They also can familiarize the student with systems or types of equipment they may not be able to work on at their school.