🏷️ Basic Information Identification Make: Land Rover Model: Discovery 2 Generation Model Years: 1999-2006 Codes Chassis Codes: L322 (Note: While L322 is the code for the Discovery 3, the Discovery 2 primarily refers to the facelifted Series II, often retaining internal designations related to the Defender chassis derivatives.) 👋 Introduction Market Position Segment: Premium mid-size SUV, known for off-road capability and luxury appointments. Competitive Analysis Competitors: Jeep Grand Cherokee, Toyota Land Cruiser Prado, Ford Explorer, Mercedes-Benz M-Class (W163), BMW X5 (E53). Key Features Unique Selling Points: Advanced Terrain Response system (though not named as such in this generation, the underlying principles of sophisticated 4WD systems), HEVAC (Heating, Ventilation, and Air Conditioning) dual-zone climate control, optional air suspension (SLS), robust construction, strong off-road pedigree. Manual Purpose Target Audience: DIY enthusiasts, independent repair shops, fleet maintenance personnel, and professional mechanics. 📋 Manual Details Coverage Areas Scope: Comprehensive workshop repair, maintenance, and troubleshooting Page Count Estimated Pages: Extensive, typically exceeding 1000 pages for full workshop manuals of this era. Manual Type Type: Workshop Manual / Service Manual / Repair Manual / Factory Manual Language Language: English Format Format: PDF / WINZIP (Digital Download) 📖 Manual Coverage Systems Covered Powertrain: Engine (4.0L V8 petrol, 2.5L TD5 diesel), transmission (manual, automatic), differentials, driveshafts, fuel system, exhaust system. Chassis And Suspension: Frame, suspension (coil spring, air suspension), steering system, braking system (ABS, EDC), wheels, tires. Electrical: Body electrical, engine management, lighting, instruments, audio system, security system, power windows, sunroof. Body And Interior: Body shell, exterior trim, interior trim, seats, airbags (SRS), air conditioning. Procedures Included Maintenance: Scheduled maintenance, fluid changes (engine oil, coolant, brake fluid, transmission fluid, differential oil), filter replacements, lubrication. Troubleshooting: Diagnostic flowcharts, fault finding for all major systems, engine performance issues, electrical gremlins, ABS faults. Repair And Overhaul: Engine rebuilds, transmission overhaul, brake component replacement, suspension bushing replacement, steering rack repair, electrical component diagnosis and replacement, body panel repair. Installation: Component replacement, accessory installation guidance. Technical Depth Depth: Detailed technical specifications, diagnostic procedures, component testing, torque values, wiring diagrams, exploded views, rebuild procedures for major assemblies. 📊 Manual Specifications File Format File Type: PDF (Portable Document Format) Compression: WINZIP (Archived format for download) Print Quality Resolution: High-resolution, suitable for printing and digital viewing. Searchability: Likely text-searchable PDF, allowing for quick access to specific information. Binding Type Binding: N/A (Digital Product) Paper Type Paper: N/A (Digital Product) ⚙️ Engine Specifications Primary Engine 4.0L V8 (24 Valve OHV): Engine Code: GEMS (early models), Bosch Motronic (later models). Displacement: 3947 cc. Bore x Stroke: 84.0 mm x 71.0 mm. Compression Ratio: 8.8:1 or 9.35:1 depending on variant. Horsepower: Approx. 182-190 hp @ 4750 rpm. Torque: Approx. 236-240 lb-ft @ 3750 rpm. 2.5L Td5 (10 Valve Diesel): Engine Code: TD5. Displacement: 2498 cc. Bore x Stroke: 84.0 mm x 90.0 mm. Compression Ratio: 19.5:1. Horsepower: Approx. 134 hp @ 4200 rpm. Torque: Approx. 221 lb-ft @ 1900 rpm. Performance Fuel Delivery: Multi-point fuel injection (V8), Direct injection (TD5 common rail). Fuel System Fuel Type: Unleaded petrol (V8), Diesel (TD5). Engine Management ECU Systems: GEMS (Gemini Engine Management System) for early V8s, Bosch Motronic for later V8s, Lucas Engine Management for TD5. 🔧 Transmission Standard Type: 5-speed manual (LT77 for early models, R380 for later models). Optional Type: 4-speed automatic (ZF 4HP22). Features Transfer Case: Permanent four-wheel drive with a 2-speed transfer box (high/low range). Fluid Specifications Automatic Transmission Fluid: Dexron III (or equivalent approved ATF). Manual Transmission Fluid: API GL-4 or GL-5, SAE 75W-90 or 80W-90 gear oil. 📐 Dimensions Exterior Wheelbase: Approx. 2540 mm (100 in) Length: Approx. 4700 mm (185 in) Width: Approx. 1890 mm (74.4 in) Height: Approx. 1940 mm (76.4 in) Weights Curb Weight: Approx. 2000-2200 kg (4400-4850 lbs) depending on engine and specification. Towing Capacity: Typically 3500 kg (7700 lbs) braked. 🛡️ Safety Features Ratings Crash Test Results: Varies by region and testing body; generally considered to have a robust chassis. Early models may not meet modern stringent crash safety standards. Active Features ABS: Anti-lock Braking System (ABS) standard on all models. Traction Control: Traction Control System (TCS) standard, often with Electronic Brake Force Distribution (EBD) integration. Hill Descent Control: Hill Descent Control (HDC) standard on all models, aiding in controlled descents. Passive Features Airbags: Front airbags for driver and passenger. Side airbags were optional on some later models. Seatbelts: Three-point seatbelts with pretensioners for front occupants. Security Immobilizer: Engine immobilizer system standard. 💡 Technology Features Infotainment Audio System: Factory fitted radio/cassette/CD player, often with steering wheel controls and upgraded speaker systems available. Driver Assistance Navigation: Optional factory navigation system available on some models. Cruise Control: Cruise control typically standard on higher trim levels. Connectivity Auxiliary Input: Limited native connectivity options; aftermarket solutions for Bluetooth or auxiliary input may be required for modern device integration. 🔧 Maintenance Service Intervals Engine Oil Change:...
L322 (Note: While L322 is the code for the Discovery 3, the Discovery 2 primarily refers to the facelifted Series II, often retaining internal designations related to the Defender chassis derivatives.)
👋 Introduction
Market Position
Segment:
Premium mid-size SUV, known for off-road capability and luxury appointments.
Competitive Analysis
Competitors:
Jeep Grand Cherokee, Toyota Land Cruiser Prado, Ford Explorer, Mercedes-Benz M-Class (W163), BMW X5 (E53).
Key Features
Unique Selling Points:
Advanced Terrain Response system (though not named as such in this generation, the underlying principles of sophisticated 4WD systems), HEVAC (Heating, Ventilation, and Air Conditioning) dual-zone climate control, optional air suspension (SLS), robust construction, strong off-road pedigree.
Manual Purpose
Target Audience:
DIY enthusiasts, independent repair shops, fleet maintenance personnel, and professional mechanics.
📋 Manual Details
Coverage Areas
Scope:
Comprehensive workshop repair, maintenance, and troubleshooting
Page Count
Estimated Pages:
Extensive, typically exceeding 1000 pages for full workshop manuals of this era.
Detailed technical specifications, diagnostic procedures, component testing, torque values, wiring diagrams, exploded views, rebuild procedures for major assemblies.
📊 Manual Specifications
File Format
File Type:
PDF (Portable Document Format)
Compression:
WINZIP (Archived format for download)
Print Quality
Resolution:
High-resolution, suitable for printing and digital viewing.
Searchability:
Likely text-searchable PDF, allowing for quick access to specific information.
Binding Type
Binding:
N/A (Digital Product)
Paper Type
Paper:
N/A (Digital Product)
⚙️ Engine Specifications
Primary Engine
4.0L V8 (24 Valve OHV):
Engine Code: GEMS (early models), Bosch Motronic (later models). Displacement: 3947 cc. Bore x Stroke: 84.0 mm x 71.0 mm. Compression Ratio: 8.8:1 or 9.35:1 depending on variant. Horsepower: Approx. 182-190 hp @ 4750 rpm. Torque: Approx. 236-240 lb-ft @ 3750 rpm.
2.5L Td5 (10 Valve Diesel):
Engine Code: TD5. Displacement: 2498 cc. Bore x Stroke: 84.0 mm x 90.0 mm. Compression Ratio: 19.5:1. Horsepower: Approx. 134 hp @ 4200 rpm. Torque: Approx. 221 lb-ft @ 1900 rpm.
Performance
Fuel Delivery:
Multi-point fuel injection (V8), Direct injection (TD5 common rail).
Fuel System
Fuel Type:
Unleaded petrol (V8), Diesel (TD5).
Engine Management
ECU Systems:
GEMS (Gemini Engine Management System) for early V8s, Bosch Motronic for later V8s, Lucas Engine Management for TD5.
🔧 Transmission
Standard
Type:
5-speed manual (LT77 for early models, R380 for later models).
Optional
Type:
4-speed automatic (ZF 4HP22).
Features
Transfer Case:
Permanent four-wheel drive with a 2-speed transfer box (high/low range).
Fluid Specifications
Automatic Transmission Fluid:
Dexron III (or equivalent approved ATF).
Manual Transmission Fluid:
API GL-4 or GL-5, SAE 75W-90 or 80W-90 gear oil.
📐 Dimensions
Exterior
Wheelbase:
Approx. 2540 mm (100 in)
Length:
Approx. 4700 mm (185 in)
Width:
Approx. 1890 mm (74.4 in)
Height:
Approx. 1940 mm (76.4 in)
Weights
Curb Weight:
Approx. 2000-2200 kg (4400-4850 lbs) depending on engine and specification.
Towing Capacity:
Typically 3500 kg (7700 lbs) braked.
🛡️ Safety Features
Ratings
Crash Test Results:
Varies by region and testing body; generally considered to have a robust chassis. Early models may not meet modern stringent crash safety standards.
Active Features
ABS:
Anti-lock Braking System (ABS) standard on all models.
Traction Control:
Traction Control System (TCS) standard, often with Electronic Brake Force Distribution (EBD) integration.
Hill Descent Control:
Hill Descent Control (HDC) standard on all models, aiding in controlled descents.
Passive Features
Airbags:
Front airbags for driver and passenger. Side airbags were optional on some later models.
Seatbelts:
Three-point seatbelts with pretensioners for front occupants.
Security
Immobilizer:
Engine immobilizer system standard.
💡 Technology Features
Infotainment
Audio System:
Factory fitted radio/cassette/CD player, often with steering wheel controls and upgraded speaker systems available.
Driver Assistance
Navigation:
Optional factory navigation system available on some models.
Cruise Control:
Cruise control typically standard on higher trim levels.
Connectivity
Auxiliary Input:
Limited native connectivity options; aftermarket solutions for Bluetooth or auxiliary input may be required for modern device integration.
🔧 Maintenance
Service Intervals
Engine Oil Change:
Typically 7,500 - 10,000 miles (12,000 - 16,000 km) or 12 months, whichever comes first. Check manual for specific recommendation based on driving conditions.
Air Filter Replacement:
Every 15,000 - 20,000 miles (24,000 - 32,000 km), or more frequently in dusty conditions.
Fuel Filter Replacement:
TD5: Every 20,000 - 30,000 miles (32,000 - 48,000 km). V8: Fuel filter generally considered a lifetime component, but replacement recommended if fuel delivery issues arise.
Coolant Replacement:
Initial change at 5 years/150,000 miles, then every 3 years/75,000 miles, or as specified by coolant manufacturer.
Fluid Specifications
Engine Oil V8:
API SJ/SL or ACEA A3/B3, viscosity SAE 10W-40 or 15W-40 depending on climate. Check manual for precise specification.
Engine Oil Td5:
API CG-4 or CH-4, viscosity SAE 5W-30 or 10W-40 depending on climate. Check manual for precise specification.
Brake Fluid:
DOT 4.
Known Issues
Td5 Engine:
Injector harness issues (oil in ECU loom), head gasket failure (often related to overheating), crank position sensor failures, fuel pump issues.
V8 Engine:
Head gasket leaks, intake manifold gaskets, valve stem seals, cooling system leaks (especially thermostat housing and radiator).
Sls Air Suspension:
Air spring leaks (often leading to saggy rear end), compressor failures, sensor issues, reservoir leaks.
Electronics:
BCU (Body Control Unit) issues, alarm system faults, door lock actuator failures, general electrical gremlins.
Chassis And Body:
Corrosion (particularly around sills, rear crossmember, and rear tub), driveline vibrations, transfer box issues (centre diff lock actuator).
📚 Vehicle History
Brand Heritage
Legacy:
Land Rover has a long-standing reputation for producing highly capable off-road vehicles, dating back to the original Land Rover Series I.
Model Evolution
Predecessor:
Land Rover Discovery Series I.
Successor:
Land Rover Discovery 3 (LR3 in North America).
Production
Manufacturing Location:
Solihull, West Midlands, United Kingdom.
Key Updates During Generation:
Introduction of the TD5 diesel engine, major facelift with updated interior and exterior styling, introduction of side-impact protection beams, updated electronics, potential for optional SLS (Self-Levelling Suspension) with more advanced EAS (Electronic Air Suspension) features.
🏆 Awards & Recognition
Recognitions
Off Road Capability:
Consistently recognized for its superior off-road prowess, often winning comparison tests against competitors for its ability to traverse challenging terrain.