1992-1996 Jaguar XJS Car Service Manual
Professional service documentation covering XJS engine mechanics, ZF transmissions, and complete vehicle electrical systems. Instantly accessible for mechanics and skilled DIYers.
Jaguar Models Covered & Key Technical Specifications
Models: Jaguar XJS
Sub-models / Variants: Coupe, Convertible, A4 (Automatic), M5 (Manual)
Model Years: 1992–1993
Serial Numbers: SAJNW574, SAJNW578, SAJNW474, SAJNW478
Technical Data:
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Engine: 4.0 liter AJ6 six-cylinder
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Power: 219 hp @ 4750 rpm
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Torque: 273 ft-lbs @ 3650 rpm
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Transmission: ZF 4HP 24E four-speed automatic or five-speed manual gearbox
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Battery: Varta DIN 66, 72 amp hour, 52 amp hr capacity
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Coolant system capacity (coupe): 2.73 liters
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Manual gearbox fluid quantity: 1.65 liters (1.5 U.S. quarts)
Jaguar Manual Features & Content Preview
1992–1993 Jaguar XJS Technical Reference Manual
- Covers 1992–1993 XJS Coupe and Convertible models equipped with the 4.0L AJ6 engine and ZF 4-speed automatic or 5-speed manual transmissions
- Official Jaguar publication: 1993 Model Year Update (Publication S-79)
- Contains 40 detailed wiring diagrams, extensive fuse identification tables, and exploded-view component illustrations
- Available as an instant download for immediate shop-floor use and printing
- Essential factory workshop documentation for the transition-year XJS range, featuring unique diagnostic data for JDS integration
System Coverage Overview
This service documentation delivers precise technical specifications for the 1992–1993 model year updates. Content details exterior body styling revisions, including the redesigned trunk lid, improved door mirror assemblies, and updated Coupe glazing systems. Inside the cabin, sections cover the restyled sports seats with memory functions, center console configurations, and the revised trip computer display within the instrument pack.
Mechanical chapters focus heavily on the 4.0L AJ6 engine. You will find complete reference material for the intake system, fuel delivery components, and refined cooling arrangements. Additional sections break down electronics and climate control. This includes interface details for the JDS (Jaguar Diagnostic System), the 19K security system, and exact locations for electronic management units. For drivetrains, the manual details the ZF 4HP 24E automatic gearbox and five-speed manual unit, mapping out specific interlock mechanisms alongside control module functions. Wiring data spans engine management, transmission control, and color-coded connector specs for the updated harnesses.
Specifications and Diagnostic Data
The engine management section outlines fuel delivery and secondary emission controls. Fuel rail pressure is regulated at 36 psi at idle, scaling up to 44 psi under load. Cylinder head bolt torque values are documented at 27 Nm for anchor bracket bolts. The 1993 AJ6 engine produces 219 hp at 4750 rpm, while battery cold cranking amperage specifies 43 amps. Please ensure standard workshop safety protocols, including proper battery disconnection, are strictly followed before accessing electrical harnesses or high-pressure fuel systems.
Document Reference: Publication number S-79, 1993 Model Year Update, Copyright 1992 Jaguar Cars Inc.
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