🏷️ Basic Information Identification Make: Land Rover Model: Discovery Year: 1999 Model Generation: Second Generation (Series II) Codes Chassis Code: LT 👋 Introduction Market Position Segment: Luxury SUV, capable off-road vehicle. Target Audience: Owners seeking to perform DIY maintenance and repairs, professional mechanics, Land Rover enthusiasts. Competitive Analysis Competitors: Jeep Grand Cherokee, Toyota Land Cruiser, Ford Explorer, Chevrolet Tahoe. Key Selling Points: Off-road prowess, refined interior, advanced electronic systems (for its time). Key Features Manual Advantage: Officially licensed, comprehensive digital format, detailed technical data not found in basic owner's manuals. Software Benefits: Searchable content, easy navigation, ability to print specific pages, instant access. 📋 Manual Details Coverage Areas Engine: Yes Transmission: Yes Drivetrain: Yes Suspension: Yes Brakes: Yes Steering: Yes Electrical System: Yes Body And Chassis: Yes HVAC: Yes Interior Trim: Yes Diagnostic Troubleshooting: Yes Maintenance Schedules: Yes Wiring Diagrams: Yes Page Count Estimated Pages: 1500+ Manual Type Type: Official Service and Repair Manual Software Language Language: English Format Format: Software (Digital) 📖 Manual Coverage Systems Covered Engine Management: Detailed diagnostics, component testing, ECU functions for the 4.0L V8 and 4.6L V8 engines. Powertrain Control: Management of engine, transmission, and transfer case operation, including electronic control modules (ECMs/TCMs). 4X4 System: Operation and repair of the permanent four-wheel-drive system, including center differential locking and electronically controlled traction systems (ETC). Air Suspension: Operation, diagnostics, and repair of the ACE (Active Cornering Enhancement) and EAS (Electronic Air Suspension) systems. Brake System: ABS (Anti-lock Braking System), DSC (Dynamic Stability Control), brake pad/rotor replacement, hydraulic system bleeding. Cooling System: Radiator, water pump, thermostat, hoses, coolant specifications and capacities. Fuel System: Fuel pump, injectors, fuel lines, fuel filter replacement, pressure testing. Exhaust System: Catalytic converters, mufflers, exhaust manifold repair and replacement. Ignition System: Spark plugs, ignition coils, ignition timing procedures. Steering System: Power steering pump, steering rack, tie rods, steering column. Lighting System: Headlights, taillights, interior lighting, bulb replacement and wiring. Climate Control: Air conditioning system servicing, heater core replacement, climate control module diagnostics. Body Control Modules: Operation and diagnostics of various body control modules. Procedures Included Scheduled Maintenance: Oil changes, filter replacements, fluid checks, tire rotations, belt inspections, spark plug replacement intervals. Engine Repair: Complete engine rebuild procedures, cylinder head removal/installation, piston/connecting rod service, crankshaft main bearing service. Transmission Overhaul: Detailed steps for ZF 4HP22 (automatic) transmission disassembly, inspection, repair, and reassembly. Suspension Repair: Spring replacement, shock absorber/strut replacement, bush replacement, ACE/EAS system component replacement. Brake System Repair: Disc and pad replacement, caliper overhaul, brake line repair/replacement, ABS component testing. Electrical Diagnostics: Troubleshooting electrical faults, component testing using multimeters and diagnostic tools, wiring harness repair. Body Panel Replacement: Door, fender, hood, tailgate removal and installation. Interior Component Removal: Seat, dashboard, door panel, and trim piece removal/installation. Troubleshooting Guides: Step-by-step diagnostic trees for common and uncommon issues, symptom-based troubleshooting. Torque Specifications: Precise torque values for all critical fasteners and components. Technical Depth Depth: Comprehensive: Covers everything from basic maintenance to full component rebuilds and advanced electronic diagnostics. Diagnostic Capabilities: Includes information on fault codes, sensor readings, actuation tests, and module programming procedures. Schematics: Detailed electrical wiring diagrams for all major systems. 📊 Manual Specifications File Format Compatibility: PC/Mac compatible, requires software installation. Print Quality Quality: Digital, allowing for scalable printing of specific sections. Binding Type Binding: N/A (Software) Paper Type Paper: N/A (Software) ⚙️ Engine Specifications Primary Engine Engine Code: 3.9L V8 (GEMS) / 4.0L V8 (GEMS) / 4.6L V8 (Thor) Engine Type: Naturally Aspirated V8, Overhead Valve (OHV) Displacement: 3947cc (3.9L), 4552cc (4.6L) Bore X Stroke: 94mm x 70mm (3.9L), 94mm x 82mm (4.6L) Compression Ratio: 8.5:1 or 9.35:1 (depending on variant) Performance Horsepower: Approx. 182 hp @ 4750 rpm (3.9L), Approx. 188 hp @ 4750 rpm (4.0L), Approx. 217 hp @ 4750 rpm (4.6L) Torque: Approx. 236 lb-ft @ 3000 rpm (3.9L), Approx. 236 lb-ft @ 3000 rpm (4.0L), Approx. 280 lb-ft @ 3000 rpm (4.6L) Fuel System Fuel Type: Unleaded Gasoline (Premium Recommended) Fuel Delivery: Electronic Fuel Injection (EFI) Ignition System: Distributorless Ignition System (DIS) or Coil-on-Plug (COP) depending on specific engine variant. 🔧 Transmission Standard Transmission Type: ZF 4HP22 EH 4-Speed Automatic Transmission Optional Transmission Type: None (4-speed automatic was standard across most models) Features Drivetrain Modes: Permanent 4WD with center differential lock. Transfer Case: 2-speed LT230 transfer case with locking center differential. Transmission Fluid: Dexron III (Mercon compatible) Automatic Transmission Fluid (ATF) 📐 Dimensions Exterior Length: 4700 mm (185.0 in) Width: 1887 mm (74.3 in) Height: 1941 mm (76.4 in) (approx.) Wheelbase: 2755 mm (108.5 in) Ground Clearance: Approx. 220 mm (8.7 in) (standard suspension) Weights Curb Weight: 2100 - 2300 kg (4630 - 5070 lbs) (depending on configuration) Gross Vehicle Weight Rating Gvwr: Approx. 2800 kg (6173 lbs) Towing Capacity: Up to 3500 kg (7716 lbs) (braked trailer) Cargo Cargo Volume: Approx. 670 liters (23.7 cu ft) behind rear seats,...