This technical guide update manual covers the Jaguar XJ Series and XK Series vehicles from the 1999 model year. The XJ Series, a luxury saloon, and the XK Series, a luxury grand tourer, represent Jaguar's commitment to refined engineering, elegant design, and spirited performance. The XJ Series, known for its comfortable ride and luxurious interior, features V8 powerplants ranging from 3.2L to 4.0L. The XK Series, with its striking coupe and convertible styling, offers similar V8 engines, including a potent supercharged variant for the XKR, delivering a blend of sporty dynamics and opulent appointments. Both models embody the brand's heritage of producing sophisticated and desirable automobiles.

This manual serves as a comprehensive resource for maintaining and repairing your Jaguar. It details essential maintenance procedures, including fluid changes and scheduled service intervals, along with in-depth diagnostic strategies for identifying and resolving issues across the powertrain, chassis, electrical, and body systems. Repair instructions are provided for component removal, installation, and specific repair techniques, supported by critical technical specifications and torque values. Additionally, this guide compiles technical bulletins and updates relevant to the 1999 models, ensuring that owners, technicians, and mechanics have the most accurate and up-to-date information for optimal vehicle care and longevity.