🏷️ Basic Information Identification Make: Jeep Model: Cherokee Model Code: YJ Production Years: 1987-1996 (YJ generation) Codes Vin Code: 1J4FJ 👋 Introduction Market Position Segment: Compact SUV / Off-Road Vehicle Legacy: Iconic Jeep model, known for its off-road capability and versatility Competitive Analysis Competitors: Ford Bronco II, Chevrolet S-10 Blazer, Nissan Pathfinder, Toyota 4Runner Key Features Design: Distinctive 4-door wagon body style, leaf-spring rear suspension (later models offered coil springs), Command-Trac 4WD system Target Audience: Off-road enthusiasts, outdoor adventurers, families needing utility and capability 📋 Manual Details Coverage Areas Covered Years: 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996 Regional Coverage: North America (USA, Canada, Mexico) Page Count Estimated Pages: Over 1500 (typical for comprehensive factory manuals) Manual Type Type: Workshop Service and Repair Manual Scope: Professional Technician Level Language Language: English Format Format: Digital (likely PDF), potentially printable 📖 Manual Coverage Systems Covered Powertrain: Engine overhaul, fuel system, ignition system, exhaust system, cooling system, lubrication system Drivetrain: Manual transmission (AX-5, AX-15), automatic transmission (AW-4), transfer case (NP231, NP242), drivelines, axles (Dana 30 front, Dana 35 rear), hubs Chassis: Suspension (leaf spring rear, coil spring front), steering, brakes (front disc, rear drum/disc), wheels, tires Electrical: Battery, charging system, starting system, lighting, instrumentation, body electrical, wiring diagrams, ECU diagnostics Body: Body panels, doors, windows, seats, interior trim, HVAC system, exterior trim, bumpers Procedures Included Maintenance: Oil change, filter replacement, fluid checks and changes, belt inspection and replacement, tune-ups Repair: Engine component replacement, transmission overhaul, brake system repair, suspension component replacement, electrical diagnostics and repair, body panel repair Diagnostics: Troubleshooting guides, fault code interpretation, diagnostic procedures for all major systems Specifications: Torque specifications, clearances, fluid capacities, electrical specifications, diagnostic parameter ranges Technical Depth Depth: Comprehensive: from basic maintenance to complete engine and transmission rebuilds, advanced electrical diagnostics, and bodywork Diagrams: Detailed wiring diagrams, exploded view diagrams, schematic diagrams 📊 Manual Specifications File Format File Type: Likely PDF Searchability: Typically searchable text within PDF documents Print Quality Printability: Designed for high-resolution printing, including diagrams and schematics Binding Type Binding: N/A (Digital Format) Paper Type Paper Quality: N/A (Digital Format) ⚙️ Engine Specifications Primary Engine Engine Options: 2.5L AMC I4 (121 hp), 4.0L AMC I6 (177-190 hp), 4.2L AMC I6 (112 hp, early models), 2.1L turbodiesel (Perkins/VM Motori, rare) Cylinder Head Design: Overhead Valve (OHV) for AMC engines Performance Torque 4 0L: Approx. 220-235 lb-ft @ 3200 rpm Fuel System Fuel Delivery Type: Electronic Fuel Injection (EFI) Ignition System: Distributorless Ignition System (DIS) for later 4.0L, distributor for others 🔧 Transmission Standard Transmission Standard: 5-speed manual (AX-5 or AX-15) or 3-speed automatic (AW-4) Optional Transmission Optional: 4-speed automatic (less common) Features Transfer Case Options: Command-Trac (NP231) part-time 4WD, Selec-Trac (NP242) full-time 4WD Axle Ratios: Commonly 3.73, 4.10, 4.56 📐 Dimensions Exterior Wheelbase: 93.4 inches (2372 mm) Length: Approx. 157.3 inches (4000 mm) Width: Approx. 69.4 inches (1763 mm) Height: Approx. 62.7 inches (1593 mm) Weights Curb Weight: Approx. 3,100 - 3,500 lbs (1406 - 1588 kg) Gross Vehicle Weight Rating: Approx. 4,750 - 5,100 lbs (2155 - 2313 kg) 🛡️ Safety Features Ratings NHTSA Rollover Resistance: 3-star (for earlier models, varied by configuration) Active Features Braking System: Front disc brakes, Rear drum brakes (later models offered rear discs on higher trims) Passive Features Airbags: Driver airbag standard from 1994 model year onwards. Passenger airbag optional/standard on later models. Seatbelts: 3-point front seatbelts, 2-point lap belts in rear (later models updated to 3-point rear) 💡 Technology Features Infotainment Audio System: AM/FM stereo with cassette player, optional CD player on higher trims or aftermarket. Climate Control: Manual HVAC controls, optional air conditioning Driver Assistance Cruise Control: Optional on most trims Connectivity Power Features: Optional power windows, power door locks, power mirrors on higher trim levels. 🔧 Maintenance Service Intervals Oil Change Interval: Every 3,000-5,000 miles or 6 months, whichever comes first (depending on oil type and driving conditions) Transmission Fluid Interval: Automatic: 30,000-60,000 miles; Manual: Inspect at 30,000 miles, change as needed or at higher mileage intervals. Coolant Flush Interval: Every 24,000-30,000 miles or 2 years Fluid Specifications Engine Oil Type: SAE 10W-30 or 10W-40 (check owner's manual for specific viscosity based on temperature) Transmission Fluid Type Auto: ATF+3 (Chrysler specification) or equivalent DEXRON/MERCON Transfer Case Fluid Type: ATF+3 or equivalent DEXRON/MERCON Coolant Type: Chrysler HOAT (Hybrid Organic Acid Technology) or equivalent ethylene glycol based antifreeze Known Issues Engine 4 0L: Cracked cylinder head (later 4.0L engines), oil filter housing leaks, throttle body issues Transmission Aw4: Solenoid issues, torque converter lock-up problems Suspension Chassis: Leaf spring sag (rear), worn control arm bushings, frame rust (common in certain climates) Electrical: Worn wiring harnesses, faulty neutral safety switch (automatic transmission), instrument cluster failures 📚 Vehicle History Brand Heritage Jeep Legacy: Jeep's reputation for ruggedness and off-road prowess, established with the Willys MB in...