🏷️ Basic Information Identification Make: Jeep Model: Cherokee Model Code: XJ Year: 1988 Codes Vin Code Prefix: 1J4 👋 Introduction Market Position Market Segment: Compact SUV, capable off-road vehicle. Competitive Analysis Competitors: Ford Bronco II, Chevrolet S-10 Blazer, Nissan Pathfinder, Toyota 4Runner. Key Features Design: Unibody construction (first compact SUV with this), strong off-road capability, reliable. 📋 Manual Details Coverage Areas Engine: Yes Transmission: Yes Drivetrain: Yes Suspension: Yes Brakes: Yes Steering: Yes Electrical System: Yes Body And Frame: Yes HVAC: Yes Interior: Yes Exterior: Yes Diagnostics: Yes Troubleshooting: Yes Page Count Estimated Pages: Approx. 1500+ Manual Type Type: Factory Service Manual / Shop Manual Language Language: English Format Format: Print 📖 Manual Coverage Systems Covered Engine Mechanical: Complete overhaul, cylinder head, block, crankshaft, pistons, connecting rods, timing system, lubrication system. Engine Performance: Fuel delivery, ignition system, emissions control, cooling system, charging system. Transmission Manual: Disassembly, inspection, assembly, repair, clutch operation. Transmission Automatic: Torque converter, hydraulic system, valve body, planetary gear sets, service procedures. Drivetrain 4X4: Transfer case operation and repair, front axle, rear axle, driveshafts, universal joints. Suspension Front: Leaf spring replacement, shock absorber service, steering linkage, alignment specifications. Suspension Rear: Leaf spring replacement, shock absorber service, axle alignment. Brakes Hydraulic: Brake pedal, master cylinder, power booster, brake lines, wheel cylinders, brake fluid specifications. Brakes Mechanical: Drum brake service, shoe replacement, hardware, parking brake system. Steering: Power steering pump, steering gear, tie rods, steering column, wheel alignment. Electrical Charging: Alternator, voltage regulator, battery testing and replacement. Electrical Starting: Starter motor, solenoid, ignition switch, wiring diagrams. Electrical Lighting: Headlights, taillights, interior lighting, bulb specifications, wiring. Electrical Instruments: Dashboard gauges, warning lights, speed sensor, tachometer, fuel gauge. Body Exterior: Doors, hood, tailgate, fenders, bumpers, glass replacement, weatherstripping. Body Interior: Seats, upholstery, dashboard trim, carpeting, headliner. HVAC System: Heater core, blower motor, A/C compressor, refrigerant, system diagnosis. Emissions Control: Catalytic converter, EGR system, oxygen sensors, evaporative emission control. Procedures Included Routine Maintenance: Oil changes, filter replacements, fluid checks, tire rotation, spark plug replacement. Major Repairs: Engine rebuilds, transmission overhauls, differential repairs, complete brake system overhauls. Diagnostics Troubleshooting: Step-by-step troubleshooting guides for common and complex issues, diagnostic codes interpretation. Wiring Diagrams: Detailed electrical schematics for all systems, including engine, lighting, and accessories. Component Removal Installation: Comprehensive instructions for removing and installing all major components. Wheel Alignment: Specifications and procedures for front and rear wheel alignment. Technical Depth Depth: Comprehensive from basic maintenance to complete engine and transmission rebuilds, including advanced diagnostics. 📊 Manual Specifications File Format Format: Physical Print Print Quality Quality: High-quality, durable paper, clear text and diagrams. Binding Type Binding: Stapled or perfect bound, designed for shop use. Paper Type Paper: Durable, possibly coated paper to resist grease and shop environment. ⚙️ Engine Specifications Primary Engine Engine 1: 2.5L (150 ci) AMC 'Tech IV' I4 Engine 1 Fuel System: Fuel Injection (Renix) Engine 1 Horsepower: 121 hp @ 4800 rpm Engine 1 Torque: 170 lb-ft @ 2800 rpm Optional Engine Engine 2: 4.0L (242 ci) AMC 'Power-Tech Six' I6 Engine 2 Fuel System: Fuel Injection (Renix) Engine 2 Horsepower: 177 hp @ 4700 rpm Engine 2 Torque: 220 lb-ft @ 3200 rpm Fuel System Fuel Type: Unleaded Gasoline Performance Throttle Body Size: 50mm (4.0L), 48mm (2.5L) 🔧 Transmission Standard Transmission 1: 5-Speed Manual (AX-5) Optional Transmission 2: 3-Speed Automatic (AW4) Transmission 3: 4-Speed Automatic (Aisin Warner AW4) Features Transfer Case: Command-Trac NP231 (Part-time 2-speed) 📐 Dimensions Exterior Length: 164.9 inches (4188 mm) Width: 69.4 inches (1763 mm) Height: 63.7 inches (1618 mm) Wheelbase: 101.4 inches (2576 mm) Weights Curb Weight: Approx. 3300-3600 lbs (1497-1633 kg) Gross Vehicle Weight Rating Gvwr: Approx. 4700 lbs (2132 kg) 🛡️ Safety Features Ratings NHTSA Rollover Rating: Not rated with the same rigor as modern vehicles, but known for its stability given its class and era. Active Features Braking System: Front Disc, Rear Drum Brakes Passive Features Seat Belts: Front: Shoulder belts with lap belts. Rear: Lap belts. Rollover Protection: Roll bar integrated into the roof structure. 💡 Technology Features Infotainment Audio System: AM/FM Radio, Cassette Player. Optional CD player. Driver Assistance ABS: Optional on 1988 models (rear-wheel anti-lock only). Connectivity Connectivity Features: N/A (Pre-modern connectivity era). 🔧 Maintenance Service Intervals Oil Change Interval: Every 3,000 miles (4,800 km) or 3 months, whichever comes first. (Recommended for this era). Transmission Fluid Change: Every 30,000 miles (48,000 km) for automatic, inspect manual transmission fluid annually. Coolant Flush: Every 30,000 miles (48,000 km) or 2 years. Spark Plug Replacement: Approx. 30,000 - 50,000 miles (48,000 - 80,000 km) depending on type. Fluid Specifications Engine Oil Type: API Service SG or SH, SAE 10W-30 (preferred) or 10W-40. For colder climates, SAE 5W-30. Transmission Fluid Type Auto: Dexron III (or equivalent) Automatic Transmission Fluid. Transmission Fluid Type Manual: GL-5 SAE 75W-90 Gear Oil for AX-5 manual. Coolant Type: Ethylene Glycol...