The question gained attention during a discussion shared by Supercar Blondie, where followers were asked whether they knew what the mysterious “E” signified. Seasoned drivers quickly clarified that the letter stood for “Economy.” In select older vehicles, this setting acted much like a high gear but was specifically engineered to conserve fuel. By maintaining lower engine revolutions per minute and sometimes subtly adjusting engine behavior, the Economy mode helped reduce fuel consumption during steady cruising conditions.
Over time, however, this feature gradually faded from mainstream use. Advances in automotive engineering made a separate Economy gear largely redundant. Modern vehicles now incorporate sophisticated fuel injection systems, streamlined aerodynamics, and computerized engine management technology that continuously optimizes performance. These systems automatically balance power output and efficiency without requiring driver intervention through a dedicated gear selection.
As a result, the once-practical “E” gear has become more of a historical curiosity than a necessary function. Many younger drivers have never encountered it, and those who have may remember it as a small but thoughtful attempt to address fuel economy concerns before digital systems took over. It represents an earlier stage in the evolution of automotive design, when efficiency required more direct mechanical input from the driver.