Market Segment:
Luxury Sedan / Performance Luxury Sedan
Key Competitors:
BMW 7 Series, Mercedes-Benz S-Class, Audi A8, Lexus LS
Design Philosophy:
Elegant styling, refined luxury, powerful performance, advanced (for its time) technology.
Aluminum Construction:
Pioneering use of an all-aluminum monocoque chassis for reduced weight and improved rigidity.
Air Suspension:
Adaptive air suspension system for adjustable ride height and comfort.
Engine:
Supercharged AJ-V8 Gen III (4.2L)
Transmission:
ZF 6HP26 (6-speed automatic)
Chassis:
Aluminum monocoque construction, suspension (air and conventional), steering, brakes
Electrical:
Body electrical systems, powertrain control modules, infotainment, lighting, security
Bodywork:
Exterior panels, interior trim, climate control, safety systems (airbags)
Routine Maintenance:
Oil changes, filter replacements, fluid checks, spark plug service
Diagnostic Troubleshooting:
Systematic fault finding for all major components and systems
Mechanical Repair:
Engine rebuild, transmission overhaul, brake caliper servicing, suspension component replacement
Electrical Repair:
Wiring harness diagnosis, sensor replacement, module programming (where applicable)
Body And Trim:
Panel alignment, interior component removal/installation, sealing
Depth:
Comprehensive: From basic maintenance and adjustments to complete engine and transmission rebuilds, including detailed diagnostics and electrical schematics.
Specific Procedures Engine:
Engine assembly/disassembly, cylinder head removal/installation, piston and connecting rod service, crankshaft inspection, timing chain system overhaul, supercharger unit maintenance.
Specific Procedures Transmission:
Transmission fluid and filter replacement, torque converter service, valve body diagnosis and repair, solenoid replacement, transmission removal and installation.
Specific Procedures Suspension:
Air spring replacement, air suspension compressor diagnosis and replacement, shock absorber servicing, control arm bushing replacement, wheel bearing replacement.
Specific Procedures Brakes:
Brake pad and rotor replacement, caliper servicing, brake line inspection and replacement, ABS system diagnosis, brake fluid bleeding.
Electrical Schematics:
Detailed wiring diagrams for all major systems, including engine management, lighting, climate control, and infotainment.
Torque Specifications:
Extensive torque specifications for all critical fasteners across all systems.
Diagnostic Charts:
Troubleshooting charts and flowcharts for common symptoms and diagnostic procedures.
Special Tools:
Identification and usage instructions for specialized Jaguar service tools required for various procedures.
Wear Limits:
Specific wear limits and tolerances for engine, transmission, and suspension components.
Factory Specifications:
All factory-recommended specifications for adjustments, measurements, and performance parameters.
Engine Code:
AJ-V8 Gen III (4.2L Supercharged)
Engine Type:
4.2 Liter V8, DOHC, 32 Valves, Supercharged
Horsepower:
Approximately 400 hp (varies slightly by year/trim)
Torque:
Approximately 413 lb-ft (varies slightly by year/trim)
Fuel Delivery:
Sequential Electronic Fuel Injection (SEFI)
Forced Induction:
Roots-type Supercharger with Intercooler
Coolant Capacity:
Refer to manual for specific capacity and type (typically Jaguar specific coolant)
NHTSA Rating:
While specific ratings for this precise variant might be hard to find, the X350 platform generally performed well in contemporary crash tests, benefiting from its robust aluminum structure and comprehensive airbag systems.
Active Safety Systems:
ABS, EBD, Traction Control (ASC), Dynamic Stability Control (DSC), Adaptive Cruise Control (optional)
Passive Safety Features:
Multiple airbags (front, side, curtain), front seat belt pretensioners, impact-absorbing structure.
Infotainment System:
Touchscreen navigation system, premium audio systems (e.g., Alpine, Bowers & Wilkins), CD changer.
Driver Assistance Features:
Parking sensors (front and rear), Adaptive Cruise Control (optional).
Connectivity Options:
Limited by era; primarily focused on audio inputs and navigation. Bluetooth for phone calls may be available on later models.
Oil Change Interval:
Refer to the manual, typically around 10,000 miles or 12 months, using specified synthetic oil.
Timing Belt Chain:
The AJ-V8 Gen III engine utilizes a timing chain, which is designed for the life of the engine but requires inspection for wear and proper tension as per manual recommendations.
Engine Oil Type:
Refer to manual for specific synthetic oil grade (e.g., Castrol SLX Professional OE 5W-30 or equivalent).
Coolant Type:
Refer to manual for specific Jaguar-approved coolant (typically a long-life ethylene glycol-based coolant).
Brake Fluid Type:
DOT 3 or DOT 4 (refer to manual for confirmation)
Common Issues:
Air suspension compressor failures, minor electrical gremlins (common in luxury cars of this era), potential for supercharger belt wear, coolant hose degradation, some transmission valve body issues.
Aluminum Corrosion:
Careful inspection of the aluminum chassis for corrosion, especially in specific environmental conditions, may be recommended.
