Segment:
Full-size luxury sedan
Competitors:
BMW 7 Series, Mercedes-Benz S-Class, Audi A8, Lexus LS
Design:
Elegant styling, luxurious interior, refined ride quality
Platform:
X350 platform with aluminum monocoque construction
Software Benefit:
Instant online access, convenience over printed manuals, cost-effective DIY repairs
Primary Coverage:
Full Service and Repair
Regional Applicability:
Global (OE derived materials)
Estimated Pages:
Extensive (digital format, equivalent to thousands of printed pages)
Type:
Official Service and Repair Manual Software
Format:
Online Software/Web-based Access
Engine Mechanical:
V8 engine (AJ-V8) specifications, overhaul, timing, cooling, lubrication
Engine Management:
Fuel injection, ignition system, emissions control, sensors, ECU diagnostics
Transmission:
ZF 6HP26 automatic transmission service, diagnostics, fluid specifications
Drivetrain:
Driveshafts, differentials, axles, wheel bearings
Suspension:
Air suspension system (CATS), front and rear suspension components, alignment
Steering:
Power steering system, steering rack, steering column
Brakes:
ABS, EBD, DSC, brake pad/disc replacement, caliper service, hydraulic system
Electrical System:
Battery, charging system, starter, lighting, fuses, relays, power distribution
Body And Chassis:
Body panel removal/installation, corrosion protection, door mechanisms, glass
HVAC:
Climate control system, A/C compressor, refrigerant, heater core, blower motor
Restraints:
Airbag system, seatbelt pre-tensioners, SRS module
Infotainment:
Audio system, navigation, dashboard controls
Routine Maintenance:
Oil changes, filter replacements, fluid checks and top-offs, spark plug replacement
Troubleshooting:
Diagnostic procedures, fault code interpretation, symptom-based diagnosis
Component Replacement:
Step-by-step guides for all major components
Rebuilds:
Engine and transmission overhaul procedures
Diagnostics:
On-board diagnostics (OBD-II), Jaguar-specific diagnostic tools and procedures
Depth:
Comprehensive from basic maintenance to advanced diagnostics and complete rebuilds
Engine Type:
4.2L Naturally Aspirated V8 (AJ-V8)
Engine Code:
Often identified by its displacement, e.g., 4.2L
Bore X Stroke:
90.3 mm x 78.5 mm
Compression Ratio:
11.1:1
Horsepower:
294 bhp @ 6000 rpm
Torque:
303 lb-ft @ 4100 rpm
Injection Type:
Sequential Multi-Port Fuel Injection (MPI)
Fuel Type:
Unleaded Gasoline (Premium Recommended)
ECM Manufacturer:
Denso or Siemens VDO (depending on specific build)
Transmission Type:
ZF 6HP26 6-Speed Automatic
Transmission Variants:
N/A for 2003 XJ8, 6-speed automatic was standard for 4.2L V8
Shift Modes:
Adaptive shift logic, Sport mode
Fluid Type:
ZF Lifeguard Fluid (e.g., ZF S671 090 255 or equivalent)
NHTSA Front Impact:
Not directly rated for this vintage model by NHTSA, but designed to meet contemporary standards.
Traction Control:
Traction Control System (TCS)
Stability Control:
Dynamic Stability Control (DSC)
ABS:
Anti-lock Braking System (ABS)
Brake Assist:
Emergency Brake Assist (EBA)
Airbags:
Front airbags, side airbags, curtain airbags (standard)
Seatbelts:
Pre-tensioning seatbelts with load limiters
Audio System:
Standard premium audio, optional Alpine or Bowers & Wilkins systems.
Navigation:
Touchscreen-based navigation system (optional).
Adaptive Cruise Control:
Optional Adaptive Cruise Control (ACC).
Phone Integration:
Bluetooth hands-free phone system (optional, dependent on trim and options).
Oil Change Interval:
Every 10,000 miles or 12 months, whichever comes first (check manual for specific conditions).
Transmission Fluid Change:
Recommended every 60,000 miles or as indicated by the service indicator.
Coolant Flush:
Typically every 5 years or 100,000 miles, check manual for specific coolant type and interval.
Engine Oil:
SAE 5W-30 Synthetic Engine Oil (API SN or higher recommended)
Brake Fluid:
DOT 4 Brake Fluid
Coolant:
Jaguar Premium Coolant (OAT-based, typically orange/pink)
Air Suspension:
Potential for air spring leaks, compressor failure, or control module issues.
Aluminum Corrosion:
While aluminum construction reduces rust, proper galvanic corrosion prevention is key, especially around dissimilar metals.
Timing Chain Tensioners:
Early AJ-V8 engines had tensioner issues; later models like the 4.2L are generally more robust, but inspection is advised.
Thermostat Housing:
Plastic thermostat housing can degrade and leak over time.
Heritage:
Jaguar's long-standing reputation for luxury, performance, and distinctive styling.
Generation Introduction:
The X350 generation introduced a new aluminum monocoque chassis, significantly improving rigidity and reducing weight.
Key Changes For 2003:
Introduction of the all-new X350 platform, featuring advanced aluminum construction and revised styling.
Manufacturing Location:
Coventry, England
