Mode Selection Switch
WARNING: This page is about a different car, the 2003 Jaguar XJ8, 2003 Jaguar XJ, 2002 Jaguar XJ8, 2002 Jaguar XJ, and 2001 Jaguar XJ8. However, it is still accessible from the selected car via links, so may be relevant.
The mode selection switch is a two position switch indicating to the TCM the current performance mode selected by the driver. The switch generates a two-bit digital input to the TCM.