🏷️ Basic Information Identification Make: Jeep Model: Cherokee XJ Year: 1999 Generation Generation Identifier: Second Generation (XJ) Facelift Codes Chassis Code: XJ 👋 Introduction Market Position Vehicle Segment: Compact SUV / Off-road Vehicle Target Audience: Enthusiasts, off-roaders, DIY mechanics, owners seeking comprehensive repair knowledge. Competitive Analysis Key Competitors 1999: Toyota RAV4, Honda CR-V, Ford Explorer, Chevrolet Blazer, Nissan Pathfinder. Cherokee Xj Advantage: Renowned for its robust unibody construction, legendary 4.0L inline-6 engine, and excellent off-road capability, particularly with the Command-Trac or Selec-Trac 4WD systems. Key Features Unibody Construction: Pioneering in its segment, offering a lighter and more rigid structure than traditional body-on-frame SUVs. Engine Options Renowned: The iconic 4.0L 'High Output' inline-6 engine is a hallmark of reliability and torque. Offroad Capability: Solid rear axle, good ground clearance, and available 4WD systems provide superior off-road performance. 📋 Manual Details Coverage Areas Coverage Overview: Comprehensive factory service, repair, and workshop procedures for the 1999 Jeep Cherokee XJ. Page Count Estimated Page Count: 1500+ Manual Type Manual Classification: Factory Service Manual (FSM) / Workshop Manual Language Language: English Format Digital Format: PDF Download 📖 Manual Coverage Systems Covered Engine Systems: Engine mechanical, lubrication, cooling, fuel, ignition, emissions, turbocharging (if applicable). Transmission Systems: Manual and automatic transmission overhaul, repair, and diagnostics, including transfer case. Drivetrain Systems: Front and rear axle, differentials, driveshafts, U-joints, and 4WD system. Suspension Steering: Front and rear suspension (solid axles, leaf springs, coil springs), steering gear, power steering system. Braking Systems: Front and rear brake systems (disc/drum), ABS (if equipped), parking brake. Electrical Systems: Battery, charging system, starting system, lighting, instrumentation, power windows/locks, wipers, horn, wiring diagrams. HVAC Systems: Heating, ventilation, and air conditioning system diagnosis and repair. Body Exterior: Body panels, doors, windows, exterior trim, bumpers, tailgate, frame construction. Body Interior: Interior trim, seats, dashboard, console, sound deadening. Diagnostic Troubleshooting: Systematic troubleshooting guides, symptom-to-cause diagnostics, diagnostic trouble codes (DTCs). Procedures Included Routine Maintenance: Oil changes, fluid checks and replacements, filter changes, tire rotation, lubrication. Component Replacement: Detailed step-by-step instructions for replacing major and minor components. Rebuild Procedures: Complete overhaul procedures for engines, transmissions, and axles. Calibration Adjustment: Procedures for adjusting brakes, clutch, belts, and other mechanical linkages. Diagnostics: Component testing, electrical system troubleshooting, fuel system diagnostics. Wiring Repair: Detailed wiring diagrams for all vehicle electrical systems, including repair of damaged circuits. Technical Depth Depth Level: Factory-level detail, suitable for professional mechanics and advanced DIY enthusiasts. Diagnostic Tools Usage: Guidance on using specialized tools and diagnostic equipment. Torque Specifications: Precise torque values for all fasteners. Clearances Tolerances: Specifications for critical component clearances and tolerances. 📊 Manual Specifications File Format File Type: PDF Searchability: Fully searchable text content. Print Quality: High-resolution, printable pages. Binding Type Binding: N/A (Digital Download) Paper Type Paper: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Code I6: ERH (4.0L) Engine Displacement I6: 3960 cc (242 cu in) Engine Configuration I6: Inline 6-cylinder, Overhead Valve (OHV) Bore Stroke I6: 98.5 mm x 86.7 mm (3.88 in x 3.41 in) Compression Ratio I6: 8.8:1 Horsepower I6: 185 hp @ 4600 rpm Torque I6: 220 lb-ft @ 3200 rpm Engine Options Optional Engine Code I4: 2.5L (AMC 242) - Note: This engine code might be incorrectly assigned in some documentation, 2.5L is typically 150 cu in, not 242. Optional Engine Displacement I4: 2500 cc (150 cu in) Optional Engine Configuration I4: Inline 4-cylinder, Overhead Valve (OHV) Optional Engine Horsepower I4: 114 hp @ 4500 rpm Optional Engine Torque I4: 147 lb-ft @ 3250 rpm Performance Acceleration 0 60 Mph I6: Approx. 9.5 - 10.5 seconds (depending on configuration) Fuel System Fuel Delivery: Multi-point Fuel Injection (MPI) Fuel Type: Unleaded gasoline, 87 octane recommended Ignition System: Distributorless Ignition System (DIS) with Coil-on-Plug (COP) or Distributor/Coil setup depending on exact build date. 🔧 Transmission Standard Standard Transmission I6: 4-Speed Automatic (42RE) Standard Transmission I4: 5-Speed Manual (AX-5) Optional Optional Transmission I6: 5-Speed Manual (NV3550) or 4-Speed Automatic (42RE) Optional Transmission I4: 3-Speed Automatic (30RH) Features Transfer Case Options: Command-Trac (NV231) 2-speed part-time 4WD; Selec-Trac (NV242) 2-speed full-time 4WD. Transmission Fluid Spec Auto: ATF+4 (Chrysler Mopar Specification) Transmission Fluid Spec Manual: Manual transmission fluid, SAE 75W-90 or 75W-140 GL-5 (check specific manual for exact spec). 📐 Dimensions Exterior Length: 4244 mm (167.1 in) Width: 1760 mm (69.3 in) Height: 1623 mm (63.9 in) Wheelbase: 2690 mm (106 in) Ground Clearance: Approx. 8.1 - 8.5 inches (206 - 216 mm) depending on suspension/tires. Weights Curb Weight I6: Approx. 3300 - 3600 lbs (1497 - 1633 kg) Gross Vehicle Weight Rating Gvw: Approx. 4800 - 5000 lbs (2177 - 2268 kg) Towing Capacity: Up to 5,000 lbs (2,268 kg) with proper equipment and trailer brakes. Payload Capacity: Approx. 1,300 - 1,600 lbs (590 - 726 kg) 🛡️ Safety Features Ratings NHTSA Rollover Rating: 3-star (for 1999 model year) Active Features ABS: Optional...