Browse Publications Technical Papers 2014-01-1728

Development of New Generation Continuously Variable Transmission 2014-01-1728

In response to global demands for environmental conservation, the automotive industry is placing greater focus on the development of fuel-efficient technologies to help reduce global CO2 emissions.
With the aim of simultaneously improving fuel economy and driveability, TOYOTA has developed a new continuously variable transmission (CVT) vehicles in North America equipped with a 1.8-liter engine [1].
This new CVT features various technologies for improving fuel economy, including: the world's first coaxial 2-discharge port oil pump system, wider ratio coverage, a flex start system, low-viscosity CVT fluid, and a higher final gear ratio.
This paper outlines the configuration, characteristics, performance, and new technologies of this CVT.


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