🏷️ Basic Information Identification Make: Jeep Model: Cherokee Model Code: YJ Production Years Covered: 1987-1995 👋 Introduction Market Position Market Niche: Essential resource for Jeep Cherokee YJ owners and independent repair shops focused on vintage 4x4 vehicles Competitive Analysis Manual Advantage: Provides detailed, manufacturer-level information not found in generic Haynes or Chilton manuals, crucial for accurate diagnostics and repairs Key Features Diy Focus: Explicitly designed for the do-it-yourself enthusiast, simplifying complex procedures Cost Savings: Enables owners to perform repairs themselves, avoiding expensive dealership or independent mechanic labor charges 📋 Manual Details Coverage Areas Primary Coverage: Comprehensive Service and Repair Secondary Coverage: Maintenance, Troubleshooting, Diagnostics, Overhauls Page Count Estimated Page Count: Varies by specific edition, typically 1000+ pages for comprehensive factory-style manuals Manual Type Manual Type: Service and Repair Manual Language Language: English Format Format: Digital (PDF) or Printed 📖 Manual Coverage Systems Covered Engine Systems: Engine mechanical, fuel system, ignition system, cooling system, lubrication system, emission control systems Transmission Systems: Manual and Automatic transmission diagnosis, repair, and overhaul; transfer case Drivetrain Systems: Front and rear axles, drive shafts, CV joints, differentials Suspension Systems: Front and rear suspension components, steering system, alignment Brake Systems: Front and rear brakes (disc and drum), hydraulic system, parking brake Electrical Systems: Wiring diagrams, battery, charging system, starting system, lighting, instrumentation, power accessories, computer diagnostics Body And Interior: Body panels, doors, windows, interior trim, seats, HVAC system, exterior trim Procedures Included Maintenance Procedures: Oil changes, filter replacements, tune-ups, fluid checks and changes, lubrication Repair Procedures: Component replacement, system diagnosis and repair, electrical troubleshooting, engine rebuild, transmission rebuild Troubleshooting Guides: Step-by-step diagnostic procedures for common and uncommon issues Technical Specifications: Torque values, clearances, specifications for all major components Technical Depth Depth: Comprehensive, covering from basic maintenance to full component overhaul and advanced electrical diagnostics 📊 Manual Specifications File Format Digital File Type: PDF (typically searchable and printable) Print Quality Print Quality: High-resolution images and diagrams suitable for printing Binding Type Printed Binding: Spiral-bound or perfect-bound for ease of use and durability Paper Type Printed Paper Type: Durable paper stock, often with a protective coating for shop use ⚙️ Engine Specifications Primary Engine Engine Options: 2.5L AMC I-4, 4.0L AMC I-6 Performance 4.0L Horsepower: Approximately 177 hp @ 4700 rpm (varies slightly by year) 4.0L Torque: Approximately 220 lb-ft @ 3200 rpm (varies slightly by year) 2.5L Horsepower: Approximately 121 hp @ 4800 rpm (varies slightly by year) 2.5L Torque: Approximately 180 lb-ft @ 2400 rpm (varies slightly by year) Fuel System Fuel Delivery: Electronic Fuel Injection (EFI) - Throttle Body Injection (TBI) for 2.5L, Multi-Point Fuel Injection (MPI) for 4.0L Recommended Fuel: 87 Octane Unleaded Gasoline 🔧 Transmission Standard Standard Transmission: AX-5 5-speed manual (common) Optional Optional Transmission: AX-15 5-speed manual (later years), AW4 4-speed automatic Features Transfer Case Options: NP207 (Command-Trac), NP231 (Selec-Trac) 📐 Dimensions Exterior Wheelbase: 93.4 inches (2372 mm) Length: 159.5 inches (4051 mm) Width: 69.3 inches (1760 mm) Height: 66.0 inches (1676 mm) Weights Curb Weight: Approximately 3,100 - 3,400 lbs (1406 - 1542 kg), depending on configuration 🛡️ Safety Features Ratings NHTSA Ratings: Varies by model year and specific tests conducted; early models had lower ratings compared to later counterparts Active Features Active Safety Features: Four-wheel disc brakes (later years), ABS (optional on later models) Passive Features Passive Safety Features: Seat belts, Roll bar integrated into sport bar assembly 💡 Technology Features Infotainment Infotainment Features: Basic AM/FM radio, optional cassette player, aftermarket head unit installation common Driver Assistance Driver Assistance Systems: None (vehicle pre-dates widespread adoption of modern driver assistance systems) Connectivity Connectivity Features: None (vehicle pre-dates modern connectivity features) 🔧 Maintenance Service Intervals Oil Change Interval: Every 3,000 miles or 3 months (typical for this era, consult manual for specific year) Transmission Fluid Change: Manual: Every 30,000-50,000 miles. Automatic: Every 30,000-60,000 miles (consult manual) Coolant Flush: Every 30,000 miles or 2 years Fluid Specifications Engine Oil Specification: 10W-30 API SG or higher (check owner's manual for precise recommendation) Transmission Fluid Manual: GL-3 or GL-4 gear oil for AX-5, GL-4 for AX-15 (e.g., Pennzoil Synchromesh or equivalent) Transmission Fluid Automatic: ATF+3 or ATF+4 (for AW4, though earlier spec might be Dexron II/III, consult manual) Transfer Case Fluid: NP207/NP231: ATF+3 or ATF+4 (consult manual) Known Issues Common Yj Issues: Crankshaft position sensor failure (4.0L), exhaust manifold cracks (4.0L), aging rubber components (bushings, hoses), rust in common areas (rocker panels, floor pans, tailgate), rear main seal leaks, minor electrical gremlins 📚 Vehicle History Brand Heritage Jeep Legacy: Continues Jeep's legacy of rugged, off-road capable vehicles with iconic styling Model Evolution Yj Generation Significance: Introduction of the leaf-spring-less suspension (coil springs) for improved ride comfort and handling compared to earlier SJ/J models, and the iconic square headlights distinguishing it from the CJ and later TJ generations. Production Manufacturing Location: Toledo, Ohio, USA 🏆 Awards &...