Model Years Covered:
2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009
Platform:
X400 (shared with Ford Mondeo Mk3)
Segment:
Compact Executive Sedan/Wagon
Key Competitors:
BMW 3 Series, Audi A4, Mercedes-Benz C-Class, Lexus IS, Volvo S60/V70
Unique Selling Points:
Jaguar styling and luxury at a more accessible price point, standard all-wheel drive on many models, V6 engine options
Primary Users:
Do-it-yourself enthusiasts, independent repair shops, owners seeking detailed technical information
Powertrain:
Engine mechanical, engine management, fuel system, ignition system, exhaust system, cooling system, lubrication system, diesel specific systems (if applicable)
Transmission Drivetrain:
Manual transmission, automatic transmission (e.g., 5-speed automatic, 6-speed automatic), all-wheel drive (Jaguar's Adaptive Driveline Control), differential, driveshafts, CV joints
Chassis Suspension:
Front suspension, rear suspension, steering system (power steering, rack and pinion), wheel bearings, hubs
Brakes:
Front disc brakes, rear disc brakes, ABS system, traction control system (TCS), brake fluid specifications and bleeding procedures
Electrical Electronics:
Battery, charging system, starter motor, lighting systems (headlights, taillights, interior), instrument cluster, body control module (BCM), comfort systems (HVAC, power windows, locks), audio system, diagnostic connector (OBD-II), wiring diagrams
Body Interior:
Body panels, doors, hood, trunk, interior trim, seats, dashboard, safety restraint systems (airbags, seatbelts)
Maintenance:
Oil changes, filter replacements, coolant flushes, brake fluid changes, spark plug replacement, air filter replacement, cabin filter replacement, belt replacement
Troubleshooting:
Diagnostic trouble codes (DTCs), common faults and solutions, symptom-based diagnosis
Repair:
Engine rebuild, transmission overhaul, suspension component replacement, brake caliper replacement, electrical component diagnosis and repair, body panel repair and replacement
Disassembly Assembly:
Detailed step-by-step instructions for removing and reinstalling all major components and sub-assemblies
Depth:
Comprehensive (covers routine maintenance to major overhaul and complex diagnostics)
Engine Codes:
AJ-V6 (e.g., AJ27, AJ28, AJ34)
Displacement And Power:
2.0 L (4-cylinder, primarily for European markets, less common), 2.5 L V6 (approx. 194 hp), 3.0 L V6 (approx. 231 hp)
Torque Figures:
2.5L V6: approx. 244 Nm (180 lb-ft), 3.0L V6: approx. 280 Nm (207 lb-ft)
Injection Type:
Multi-point Fuel Injection (MPI)
ECU Type:
Jaguar electronic engine control unit (EEC) with specific calibration for each engine variant
Coolant Type:
Ethylene glycol-based coolant (e.g., Jaguar specification JLM 20972 or equivalent OAT/HOAT coolant)
Drive Type:
All-Wheel Drive (AWD) standard on most V6 models
Manual Gearbox:
5-speed manual (Getrag 250)
Automatic Gearbox:
5-speed ZF 5HP24 automatic, later models may use 6-speed automatic (e.g., ZF 6HP26)
Automatic Transmission Fluid:
Mercon V or equivalent (ZF LifeguardFluid 5 for 5HP24)
NHTSA Ratings:
Varied by year and testing standards, generally good but not class-leading in all aspects
Driver Assistance:
ABS, Traction Control System (TCS), Electronic Stability Control (ESC) often standard or available
Restraint Systems:
Front airbags, side airbags, curtain airbags (on later models), pre-tensioned seatbelts
Oil Change Interval:
Typically 10,000 miles or 12 months, whichever comes first (refer to manual for specific engine oil type and capacity)
Timing Belt Replacement:
V6 engines use a timing chain, not a belt, requiring less frequent replacement but still subject to wear and tensioner checks.
Brake Fluid Change:
Every 2 years or 24,000 miles
Engine Oil Specification:
Refer to manual, typically SAE 5W-30 or 5W-40 synthetic meeting API SM or ILSAC GF-4 standards (e.g., Castrol Magnatec 5W-30 A1 for specific Ford/Jaguar spec)
Power Steering Fluid:
Jaguar specification JLM 9703 or an equivalent hydraulic fluid (e.g., Pentosin CHF 11S for some models)
Common Faults Electrical:
Water ingress into LCM (Lighting Control Module), SRS warning lights, issues with window regulators and door locks, CAN bus communication errors
Common Faults Mechanical:
Coil pack failures, spark plug blow-out (especially early 2.5L V6), coolant leaks from the thermostat housing or heater matrix, differential seals, engine mounts
Common Faults Suspension Brakes:
Worn front control arm bushings, rear wheel bearing failure, caliper seizing
Marque Legacy:
Jaguar's history of luxury, performance, and elegant styling
Development:
Developed under Ford ownership, based on the Ford DEW platform shared with the Ford Mondeo. Aimed to bring Jaguar's luxury into a more compact and accessible segment.
Manufacturing Location:
Castle Bromwich, Birmingham, UK
