Shift Point Selection
WARNING: This page is about a different car, the 2005 Jaguar XJR, 2005 Jaguar XJ8, 2004 Jaguar XJR, and 2004 Jaguar XJ8. However, it is still accessible from the selected car via links, so may be relevant.
The gearshift points are selected by the TCM, as a function of the output speed, accelerator pedal position, selector position and shift program selected. The driver has control over the shift points by the selector lever, accelerator pedal movement and mode switch.