Ignition Timing
WARNING: This page does not describe the selected car, but rather 10 other vehicles, including the 2000 Jaguar XK8, 2000 Jaguar XJR, 2000 Jaguar XJ8, 2000 Jaguar S-Type, and 1999 Jaguar XK8. However, it is still accessible from the selected car via links, so may be relevant.
Ignition timing is electronically controlled by Engine Control Module (ECM) or Powertrain Control Module (PCM). No adjustment is necessary.