🏷️ Basic Information Identification Make: Jeep Model: Cherokee XJ Engine: 2.5L Inline-4 (AMC 150) Year Range Covered: 1988-2001 Codes Engine Code: AMC 150 👋 Introduction Market Position Segment: Compact SUV / Off-road utility vehicle Target Audience: DIY mechanics, Jeep enthusiasts, owners seeking in-depth repair knowledge Competitive Analysis Competitors: Ford Bronco II, Toyota 4Runner, Nissan Pathfinder (early models) Key Features Vehicle Design: Unibody construction (unique for its class at the time), robust 4x4 systems, strong off-road capability Manual Value Proposition: Authoritative resource for maintaining and repairing one of Jeep's most iconic and capable models 📋 Manual Details Coverage Areas Coverage Type: Comprehensive Workshop Repair Page Count Estimated Page Count: 1000+ Manual Type Manual Type: Digital Workshop Repair Manual Language Language: English Format Format: Digital (PDF/eBook) File Format: Searchable PDF Print Quality: High-resolution scans of original factory documentation Binding Type: N/A (Digital Format) Paper Type: N/A (Digital Format) 📖 Manual Coverage Systems Covered Engine Mechanical: Engine assembly, cylinder head, block, crankshaft, pistons, connecting rods, camshaft, timing system, lubrication, cooling system Engine Fuel System: Fuel injection (MPI), fuel pump, fuel filter, injectors, throttle body, fuel lines Engine Ignition System: Spark plugs, ignition coils, distributor (if applicable), ECU control Engine Exhaust System: Exhaust manifold, catalytic converter, muffler, pipes Transmission Manual: Clutch, gearbox assembly, gear shift linkage, transfer case (NP231, NP242) Transmission Automatic: Transmission assembly (e.g., AW4), torque converter, valve body, transmission control module (TCM) Drivetrain: Front axle, rear axle (Dana 35, Chrysler 8.25), driveshafts, U-joints, differential service Suspension: Front (leaf springs, solid axle), rear (leaf springs), shock absorbers, control arms, steering stabilizer Steering: Steering column, steering gear (recirulating ball), power steering pump, steering linkage Brakes: Front disc brakes, rear drum brakes (or discs on some models), ABS (if equipped), master cylinder, brake lines, calipers, wheel cylinders Electrical System: Battery, alternator, starter, wiring diagrams, fuses, relays, lighting system, ignition switch Body And Frame: Body panels, doors, hood, tailgate, interior trim, chassis components, rust repair guidance HVAC: Heating, ventilation, and air conditioning system, blower motor, evaporator, condenser, refrigerant servicing Body Controls: Power windows, power locks, mirrors, wipers, horn, interior lighting Diagnostics: Troubleshooting guides, diagnostic trouble codes (DTCs), component testing procedures Procedures Included Routine Maintenance: Oil changes, filter replacements, fluid checks and top-offs, tire rotations, brake inspections, battery maintenance Engine Repair: Complete engine rebuild, cylinder head gasket replacement, timing belt/chain replacement, piston ring replacement, bearing replacement Transmission Service: Transmission fluid and filter changes, clutch replacement, manual gearbox overhaul, automatic transmission internal repairs Drivetrain Service: U-joint replacement, differential fluid changes, axle seal replacement, axle shaft replacement Suspension And Steering Repair: Ball joint replacement, tie rod end replacement, shock absorber replacement, leaf spring replacement, power steering system repairs Brake System Repair: Brake pad/shoe replacement, rotor/drum resurfacing or replacement, brake caliper/wheel cylinder overhaul, brake line replacement, bleeding procedures Electrical Troubleshooting: Wiring diagram interpretation, fault finding for lighting, starting, charging, and accessory systems HVAC Repair: Component replacement (compressor, condenser, evaporator), refrigerant handling and charging, leak detection Bodywork And Interior: Panel replacement, door hinge repair, tailgate repair, interior trim removal and installation Diagnostics And Troubleshooting: Step-by-step diagnostic procedures for common and uncommon faults Technical Depth Depth: Comprehensive (from basic maintenance to complete engine and transmission rebuilds) Diagnostic Capability: Detailed diagnostic charts, fault code interpretation, component testing specifications Rebuild Procedures: Detailed disassembly, cleaning, inspection, measurement, and reassembly instructions for major components ⚙️ Engine Specifications Primary Engine Engine Type: Inline-4 Cylinder, SOHC (later OHV), Multi-Point Fuel Injection (MPI) Displacement: 2.5 Liters (2507 cc) Bore X Stroke: 3.95 in x 3.03 in (100.3 mm x 77.0 mm) Compression Ratio: 8.8:1 (approx.) Performance Horsepower Range: 121-130 hp @ 4500-4800 rpm (depending on year and configuration) Torque Range: 160-170 lb-ft @ 2400-2800 rpm (depending on year and configuration) Fuel System Fuel Delivery: Multi-Point Fuel Injection (MPI) Recommended Fuel: 87 Octane Unleaded Gasoline Other Engine Block Material: Cast Iron Cylinder Head Material: Aluminum Timing Mechanism: Timing chain (later models may have slightly different configurations) 🔧 Transmission Standard Transmission Type: 4-Speed Automatic (e.g., AW4) or 5-Speed Manual (e.g., AX-5) Optional Transmission Options: Refer to specific vehicle configuration for exact transmission pairings Features Transfer Case Options: Command-Trac (NP231) Part-Time 2WD/4WD, Selec-Trac (NP242) Full-Time 4WD Fluid Specifications Automatic Transmission Fluid: ATF+4 (or equivalent Dexron/Mercon depending on year, consult manual for specifics) Manual Transmission Fluid: GL-3 or GL-4 Gear Oil (e.g., SAE 75W-90 or 80W-90, consult manual) 📐 Dimensions Exterior Wheelbase: 101.4 inches (2576 mm) Length: 167.5 - 172.1 inches (4255 - 4371 mm) (depending on model year/bumper) Width: 69.3 - 70.0 inches (1760 - 1778 mm) Height: 63.4 - 65.6 inches (1610 - 1666 mm) Weights Curb Weight: 3100 - 3500 lbs (1406 - 1588 kg) (approx.) Gross Vehicle Weight Rating: 4750 - 5000 lbs (2154 - 2268 kg) (approx.) 🛡️ Safety Features Ratings NHTSA Rollover Rating: 3 out of 5 stars (varies slightly by year) Active Features Braking System: Front...