701 / | HD | DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION |
1 | DF | VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION {19} |
51 | DF | .~ Transmission control {9} |
55 | .~.~ By changing shift map, schedule, or pattern {1} | |
56 | DF | .~.~.~> Having a plurality of preset maps, schedules, or patterns |