Production Years Covered:
2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
Segment:
Luxury Full-Size Sedan
Key Selling Points:
Elegant styling, refined ride, powerful V8 engines, advanced aluminum construction, and luxurious interior.
Key Competitors:
BMW 7 Series, Mercedes-Benz S-Class, Audi A8, Lexus LS, Porsche Panamera (later years).
Aluminum Monocoque:
Revolutionary all-aluminum body structure for increased rigidity, lighter weight, and improved performance/efficiency.
Air Suspension:
Adaptive air suspension for superior ride comfort and handling adjustability.
Engines Covered:
3.0L V8 (AJ27), 3.2L V8 (AJ27), 4.0L V8 (AJ27/AJ28), 4.2L V8 (AJ34), Supercharged 4.2L V8 (AJ34)
Transmission Types Covered:
5-speed Automatic (ZF 5HP24), 6-speed Automatic (ZF 6HP26)
Estimated Page Count:
Hundreds of pages (specific count not provided, but described as extensive)
Type:
Factory Service & Repair Workshop Manual
Powertrain:
Engine mechanical, engine management, fuel system, cooling system, exhaust system, transmission, drivetrain (rear-wheel drive)
Chassis:
Suspension (including Jaguar's Adaptive Dynamics), steering, brakes (including ABS and DSC), wheels, tires
Electrical:
Battery, charging system, starting system, lighting, instrumentation, power accessories, body control modules (BCM), infotainment systems, navigation, advanced driver assistance systems (ADAS)
Body:
Body structure, exterior panels, doors, windows, interior trim, HVAC system, safety restraint systems (airbags, seatbelts)
Maintenance:
Scheduled maintenance, oil changes, filter replacements, fluid checks and top-offs, spark plug replacement, belt inspection/replacement
Diagnostics:
Troubleshooting guides, symptom analysis, diagnostic trouble codes (DTCs), wiring diagrams for electrical systems
Repair:
Component removal and installation, engine overhaul, transmission overhaul, brake system repair, suspension component replacement, electrical component repair/replacement
Special Procedures:
Aluminum body repair techniques, air suspension service, advanced diagnostic tool usage, electronic control module (ECM) programming/configuration
Depth:
Comprehensive; covers everything from basic fluid checks to complete engine and transmission rebuilds, including detailed electrical schematics and diagnostic procedures.
Engine Code Xj8:
AJ34 (4.2L V8)
Engine Displacement 4.2L:
4.2 Liters (4196 cc)
Horsepower 4.2L:
294 hp @ 6000 rpm (Naturally Aspirated)
Torque 4.2L:
303 lb-ft @ 4100 rpm (Naturally Aspirated)
Horsepower 4.2L Supercharged:
390 hp @ 6100 rpm
Torque 4.2L Supercharged:
413 lb-ft @ 3500 rpm
Xj6 Engines:
3.0L V8 (AJ27), 3.2L V8 (AJ27), 4.0L V8 (AJ27/AJ28)
Fuel Injection:
Sequential Electronic Fuel Injection (EFI)
ECU Type:
Jaguar Electronic Control Unit (ECU) - specific model varies by engine and year
NHTSA Rating:
Not independently rated by NHTSA in all configurations; Jaguar's internal testing indicated high safety standards.
Active Safety:
Anti-lock Braking System (ABS), Electronic Brakeforce Distribution (EBD), Traction Control System (TCS), Dynamic Stability Control (DSC), Adaptive Cruise Control (ACC) (optional)
Passive Safety:
Front airbags, front side airbags, side curtain airbags, front and rear seatbelt pretensioners, advanced aluminum safety cell.
Infotainment System:
Touchscreen infotainment system with navigation, radio, CD player, and climate controls. Early models may have less advanced interfaces.
Adaptive Cruise Control:
Optional Adaptive Cruise Control (ACC) system that automatically adjusts speed to maintain a set distance from the vehicle ahead.
Bluetooth:
Available Bluetooth connectivity for hands-free calling and audio streaming (depending on year and options).
Oil Change Interval:
Typically 10,000 miles or 12 months, whichever comes first (refer to specific model year for precise intervals).
Spark Plug Replacement:
Around 60,000 - 100,000 miles, depending on plug type (e.g., iridium).
Engine Oil Type 4.2L:
SAE 5W-30 Synthetic (meeting Jaguar/Ford WSS-M2C913-A/B/C specifications, e.g., Castrol SLX Professional CFE)
Coolant Type:
Jaguar WSS-M97B44-D / Ford Specification WSS-M97B44-D (OAT - Orange Organic Acid Technology)
Transmission Fluid Type Zf6Hp26:
LF-80/LF-90 spec fluid (e.g., ZF Lifeguardfluid 6)
Air Suspension Compressor:
Compressor can fail over time, leading to ride height issues.
Aluminum Corrosion:
Potential for corrosion, especially around door sills and suspension mounting points, due to the aluminum construction. Requires specific repair techniques.
Timing Chain Tensioners:
Early V8 engines (AJ27/AJ28 series) can have issues with plastic timing chain tensioners deteriorating, leading to potential catastrophic engine failure. Later AJ34 engines use updated designs.
Water Pump:
Water pump bearing failure can be common, often requiring replacement before it seizes and potentially damages the timing chains.
Brand Focus:
Jaguar has a long history of producing luxurious, performance-oriented grand tourers and luxury sedans.
X350 Introduction:
The X350 generation was a significant departure, introducing the all-aluminum monocoque construction, replacing the previous steel body.
Mid Cycle Refresh:
Minor updates occurred throughout the generation, including powertrain refinements and technology enhancements.
