July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!
Section 5 (Engine Controls - Tests W/O Codes)
WARNING: This page is about a different car, the 1995 Jaguar XJS, 1995 Jaguar XJR, and 1995 Jaguar XJ6. However, it is still accessible from the selected car via links, so may be relevant.