An introduction to the ZF 5HP24 transmission control system fitted to the new Jaguar XK8

The launch of the Jaguar XK8 (codenamed X100), also sees the launch of a brand new powertrain into Jaguar vehicles. The new powertrain consists of the Jaguar designed AJ26 V8 engine and the ZF fully automatic five speed 5HP24 transmission. The aim of this paper is to give the reader an introduction to the new features of the 5HP24 transmission control system and an understanding of why a new transmission system was needed.