Re-Engineering Toyota HSD-Leistungselektronik

Project Target

© Fraunhofer IISB

Analysis of the state of the art and identification of innovation potentials and possible weak points.


Re-engineering of an external system without technical documentation.

Short Description

The power electronics systems of the Toyota Prius II and Lexus RX400h were examined. After an analysis of the overall concept, the individual component and function groups of the power electronics boxes were examined and analyzed in detail.

Special attention was paid to the system design as well as the assembly and connection technology against the background of service life and reliability aspects.


Study (confidential)

Project Partners



2004 - 2005