Segment:
Mid-size luxury SUV
Target Audience:
Owners seeking detailed DIY repair and maintenance information
Key Competitors:
Ford Explorer, Chevrolet Blazer, Toyota 4Runner, Nissan Pathfinder
Distinguishing Features Of Vehicle:
Unibody construction (for its time), comfortable ride, capable off-road performance
Manual Value Proposition:
Comprehensive A-Z coverage, detailed visuals, printable format for workshop use
Engine Mechanical:
4.0L Inline-6 (AMC 242), 5.2L V8 (Magnum)
Engine Performance:
Diagnosis, tuning, emissions control
Fuel System:
Fuel injection (MPI), fuel pump, pressure regulator, injectors
Ignition System:
Distributor, ignition coil, spark plugs, wiring, ECU control
Transmission Automatic:
42RE (for 4.0L), 44RE (for 5.2L V8)
Transmission Manual:
NV3550 (Less common, but potentially covered if applicable to specific configurations)
Drivetrain:
NV242 Selec-Trac 4WD, NV249 Command-Trac 4WD, Dana 30 front axle, Dana 35 rear axle
Suspension:
Front (Solid axle with leaf springs), Rear (Solid axle with leaf springs), Coil spring front suspension (later production ZJ revisions possible, but likely leaf for '93)
Steering:
Power steering system, steering linkage, steering column
Brakes:
Front disc, Rear drum (standard), Front/Rear disc (optional), ABS system
Electrical System:
12V system, battery, alternator, starter, wiring diagrams, fuses, relays
Body And Frame:
Body panels, doors, hinges, glass, trim, frame integrity
HVAC:
Air conditioning, heater, ventilation, climate control system
Interior:
Seats, dashboard, instrumentation, interior trim, carpeting
Exterior:
Bumpers, grille, lighting, mirrors, roof rack (if equipped)
Diagnostic Tools:
OBD-I diagnostics, trouble code retrieval
Scheduled Maintenance:
Oil changes, filter replacements, tune-ups, fluid checks
Troubleshooting:
System diagnosis, symptom-based troubleshooting guides
Repair Procedures:
Step-by-step instructions for component removal, repair, and installation
Disassembly Assembly:
Detailed procedures for major component overhauls
Electrical Diagnostics:
Wiring harness repair, sensor testing, module troubleshooting
Specifications Data:
Torque values, clearances, fluid capacities, electrical specifications
Depth:
Comprehensive (from basic maintenance to full engine/transmission rebuilds)
Visuals:
Abundant detailed pictures and diagrams
NHTSA Rollover Rating 1993:
4/5 Stars (Four-wheel drive)
Iiihs Crash Test Data 1993:
Good (Driver side, moderate overlap frontal)
ABS:
Anti-lock Braking System (Optional)
Airbags:
Driver-side airbag (Standard)
Seat Belts:
Front and rear seat belts
Oil Change Interval Synthetic:
7,500-10,000 miles or 6-12 months (with synthetic oil)
Oil Change Interval Conventional:
3,000-5,000 miles or 3-6 months (with conventional oil)
Air Filter Replacement:
15,000-30,000 miles, or as needed based on conditions
Spark Plug Replacement 40L:
Approx. 100,000 miles (Long-life plugs)
Spark Plug Replacement 52L:
Approx. 30,000 miles (Standard plugs)
Engine Oil Type:
SAE 10W-30 (preferred), SAE 5W-30 (cold climates)
Engine Coolant Type:
Mopar Antifreeze/Coolant (50/50 mix with distilled water)
Power Steering Fluid Type:
Mopar Power Steering Fluid or equivalent (e.g., Dexron III/Mercon compatible)
Common Wear Items:
Heater core failure, viscous fan clutch, front and rear axle seals, TPS sensor failures, O2 sensors
Electrical Gremlins:
Dashboard warning lights, intermittent power issues due to aged wiring or grounds
