Category:
Mid-size Luxury SUV
Target Audience:
Consumers seeking a capable, comfortable, and rugged SUV with off-road prowess.
Key Competitors:
Ford Explorer, Toyota 4Runner, Chevrolet Blazer, Nissan Pathfinder
Off Road Capability:
Renowned for its Quadra-Trac 4x4 system, solid axle rear, and robust construction.
Comfort And Luxury:
Interior appointments and ride quality offered a more premium experience than many competitors.
V8 Option:
Availability of a potent V8 engine provided strong performance for towing and acceleration.
Comprehensive Coverage:
Yes
Specific Sections:
Engine, Transmission, Drivetrain, Suspension, Steering, Brakes, Electrical System, Body, HVAC, Lubrication, Maintenance, Diagnostics, Troubleshooting, Wiring Diagrams
Estimated Page Count:
1500+
Manual Type:
Factory Service Manual (FSM) / Repair Manual
Engine Management:
Complete diagnosis and repair of all engine control modules (ECMs), sensors, actuators, ignition system, fuel injection system (MPI)
Powertrain:
Engine mechanical, cooling system, lubrication system, fuel system, exhaust system, transmission (automatic and manual), transfer case, axles, driveshafts
Chassis Suspension Steering:
Front and rear suspension components, steering linkage, power steering system, wheel alignment specifications
Brakes:
Front and rear brake systems (disc and drum), ABS (Anti-lock Braking System) diagnostics and repair, parking brake
Electrical Systems:
Full wiring diagrams, lighting system, charging system, starting system, instrument cluster, power accessories (windows, locks, seats), audio system, anti-theft system
Body And Trim:
Body panel repair, interior trim removal and installation, glass replacement, seals, doors, tailgate, roof rack
HVAC:
Heating, Ventilation, and Air Conditioning (HVAC) system diagnosis and repair, refrigerant handling
Routine Maintenance:
Oil changes, filter replacements (oil, air, fuel), coolant flushes, spark plug replacement, brake fluid changes, tire rotations
Troubleshooting:
Systematic diagnostic procedures for common and uncommon faults, including fault codes and symptom-based troubleshooting
Repair And Overhaul:
Detailed step-by-step instructions for component removal, disassembly, inspection, repair, reassembly, and installation
Technical Specifications:
Torque specifications for all fasteners, clearances, fluid capacities, diagnostic datastreams, wiring schematics
Recalibration And Adjustment:
Procedures for adjusting brakes, clutch, throttle linkage, idle speed, and other critical parameters
Depth:
Comprehensive (from basic maintenance to complete engine and transmission rebuilds)
Engine Displacement:
4.0 Liters (242 cubic inches)
Bore X Stroke:
3.91" x 3.31" (99.3 mm x 84.1 mm)
Horsepower Rating:
185 hp @ 4700 rpm (approx.)
Torque Rating:
220 lb-ft @ 3200 rpm (approx.)
Fuel Delivery:
Multi-Point Fuel Injection (MPI)
Fuel Type:
Unleaded Gasoline
Engine Option 2:
4.0L I6 (242 ci)
Engine Displacement 2:
4.0 Liters (242 cubic inches)
Engine Type 2:
OHV Inline 6-Cylinder
Bore X Stroke 2:
3.875" x 3.56" (98.4 mm x 90.4 mm)
Compression Ratio 2:
8.8:1
Horsepower Rating 2:
180 hp @ 4500 rpm (approx.)
Torque Rating 2:
220 lb-ft @ 3000 rpm (approx.)
Engine Option 3:
5.2L V8 (318 ci)
Engine Displacement 3:
5.2 Liters (318 cubic inches)
Engine Type 3:
OHV V8 (Magnum)
Bore X Stroke 3:
3.91" x 3.57" (99.3 mm x 90.6 mm)
Compression Ratio 3:
8.7:1
Horsepower Rating 3:
220 hp @ 4400 rpm (approx.)
Torque Rating 3:
285 lb-ft @ 3200 rpm (approx.)
Oil Change Interval:
Every 3,000 miles (4,800 km) or 3 months, whichever comes first (under normal driving conditions). Consider 5,000 miles (8,000 km) or 6 months with synthetic oil and filter.
Air Filter Replacement:
Every 15,000 miles (24,000 km) or 12 months
Spark Plug Replacement:
Every 30,000 - 60,000 miles (48,000 - 96,000 km) depending on plug type (copper vs. platinum)
Coolant Flush Interval:
Every 30,000 miles (48,000 km) or 24 months
Engine Oil Type:
API Service SG, SH, or SJ category. SAE 10W-30 or 10W-40 recommended (check owner's manual for specific climate recommendations).
Engine Oil Capacity:
4.0L I6: 5 US quarts (4.7 liters) with filter. 5.2L V8: 5 US quarts (4.7 liters) with filter.
Coolant Type:
Ethylene glycol-based antifreeze (green type). 50/50 mix with distilled water.
Head Gasket:
The 4.0L inline-6 engine (though generally robust) can be susceptible to head gasket failures, particularly if overheated.
Cooling System:
Radiator, water pump, and thermostat failures are common wear items that require regular inspection.
Electrical Gremlins:
Age-related electrical issues, such as failing sensors, window regulators, and dashboard illumination problems, can occur.
Power Steering Pump:
Power steering pumps can develop leaks or fail over time.
Transfer Case Chain:
The transfer case chain in Selec-Trac models can stretch, leading to slipping or noise.
Jeep Legacy:
Jeep's long history of producing rugged, off-road capable vehicles.
Zj Generation:
The ZJ generation (1993-1998) marked Jeep's entry into the luxury SUV segment, blending off-road capability with a more refined interior and ride compared to earlier Jeep models.
1998 Updates:
For 1998, minor updates included revised exterior badging and optional features. The 5.2L V8 was a popular choice for its power and towing capabilities.
Production Location:
Jefferson North Assembly Plant, Detroit, Michigan, USA