Segment:
Mid-size Luxury SUV
Key Competitors:
Ford Explorer, Chevrolet TrailBlazer, Toyota 4Runner, Lexus RX, BMW X5
Vehicle Strengths:
Off-road capability (Quadra-Drive II), Luxurious interior appointments, Powerful V8 engine options, Comfortable ride
Powertrain:
Engine (4.0L I6, 4.7L V8, 5.7L HEMI), Transmission (45RFE, NV3550, 545RFE), Drivetrain (4WD systems, differentials, axles)
Chassis:
Suspension (Front/Rear), Steering, Brakes (ABS, Driveline-specific), Exhaust System
Electrical:
Power Distribution, Lighting, Ignition, Starting, Charging, Body Control Modules (BCM), Powertrain Control Modules (PCM), Diagnostics (OBD-II)
Body:
Interior Trim, Exterior Body Panels, Glass, Seats, HVAC System, Restraints (Airbags)
Instrumentation:
Dashboard gauges, warning lights, and their functions and troubleshooting.
Comfort Features:
Power windows, locks, seats, mirrors, sunroof operation and repair.
Maintenance:
Oil Change, Filter Replacement, Fluid Checks and Changes, Tire Rotation, Spark Plug Replacement, Belt Inspection and Replacement
Repair:
Engine Overhaul, Transmission Rebuild, Brake System Overhaul, Suspension Component Replacement, Electrical Component Diagnosis and Replacement, HVAC System Repair
Diagnostics:
Troubleshooting charts, Symptom-based diagnosis, Diagnostic Trouble Code (DTC) interpretation, Wiring diagrams for electrical systems
Specification Charts:
Torque specifications for all fasteners, clearances for engine and transmission components, fluid capacities.
Special Tools:
Lists and descriptions of necessary factory special tools for specific repair procedures.
Depth:
Comprehensive: Covers routine maintenance to complete engine and transmission rebuilds, including detailed electrical schematics and diagnostic procedures.
Wiring Diagrams:
Includes detailed electrical schematics for all major systems, crucial for electrical troubleshooting.
Compatibility:
Compatible with all PDF readers on Windows, macOS, Linux, Android, and iOS devices.
Quality:
High-resolution scans, ensuring clear text and legible diagrams.
Format Type:
Digital PDF (not a physical book)
Printability:
Printable for individual page or section printing.
Engine 1:
4.0L I6 (PowerTech)
Engine 1 Displacement:
3952 cc
Engine 1 Hp:
195 hp @ 4400 rpm
Engine 1 Torque:
230 lb-ft @ 3200 rpm
Engine 2:
4.7L V8 (PowerTech)
Engine 2 Displacement:
4701 cc
Engine 2 Hp:
235 hp @ 4800 rpm (2002-2003), 260 hp @ 4800 rpm (2004)
Engine 2 Torque:
325 lb-ft @ 3200 rpm (2002-2003), 325 lb-ft @ 3200 rpm (2004)
Engine 3:
5.7L HEMI V8 (Late 2005+ models, but manual might reference commonality or prep)
Fuel Induction:
Multi-Port Fuel Injection (MPI)
Fuel Type:
Unleaded Gasoline (87 octane recommended, higher for optimal performance)
Transmission 1:
4-Speed Automatic (45RFE)
Transmission 2:
5-Speed Manual (NV3550 - Less Common)
Transfer Case Options:
Selec-Trac (2WD/4WD Part-Time), Quadra-Trac II (4WD Full-Time), Quadra-Drive II (4WD Full-Time with Electronic Limited Slip Differentials)
Automatic Transmission Fluid Type:
ATF+4 (Mopar)
NHTSA Frontal Impact Driver:
★★★★★ (5-Star)
NHTSA Frontal Impact Passenger:
★★★★★ (5-Star)
IIHS Frontal Offset Driver:
Good
ABS:
Standard (4-wheel disc brakes)
Traction Control:
Available (TCS)
Airbags:
Driver and front passenger airbags, Optional side curtain airbags
Seatbelts:
3-point front and rear seatbelts
Audio System Options:
AM/FM Stereo with CD Player, Premium Infinity Sound System (optional)
Navigation:
Optional factory navigation system available on higher trims.
Parking Sensors:
Optional rear parking assist system.
Power Outlets:
12V power outlets in front and rear.
Oil Change Interval:
Every 3,000-7,500 miles (depending on oil type and driving conditions, refer to manual)
Transmission Fluid Change Interval:
Every 30,000-100,000 miles (depending on usage, refer to manual)
Coolant Flush Interval:
Every 30,000-100,000 miles (refer to manual for specific coolant type)
Engine Oil Specification:
SAE 5W-30 (preferred for most conditions), SAE 10W-30 (refer to manual for specific engine)
Coolant Specification:
Mopar Antifreeze/Coolant (OAT - Organic Acid Technology, typically HOAT orange)
Brake Fluid Specification:
DOT 3 or DOT 4
Common Problems:
Headliner sagging, Heater core leaks, Radiator leaks, Transmission solenoid issues (45RFE/545RFE), Differential pinion seal leaks, Front axle seal leaks, Catalytic converter failure, EVAP system leaks
Jeep Legacy:
Jeep has a long-standing reputation for robust off-road vehicles and capable SUVs since World War II.
Wj Generation Introduction:
The WJ generation replaced the ZJ Grand Cherokee for the 1999 model year, introducing a more refined and upscale experience. The 2002-2004 models represent the later part of this generation, with minor updates.
Manufacturing Locations:
Jefferson North Assembly, Detroit, Michigan, USA
