🏷️ Basic Information

Make:

Land Rover

Model:

Discovery 3

Model Designation:

LR3

Production Years Covered:

2004, 2005, 2006, 2007, 2008, 2009

Chassis Code:

L320 (initial platform designation)

👋 Introduction

Segment:

Luxury Mid-size SUV / Off-road Vehicle

Key Competitors:

BMW X5, Mercedes-Benz M-Class, Lexus RX, Audi Q7 (depending on specific engine/trim)

Platform:

Integrated body-frame chassis (derived from Ford's D3 platform), renowned for off-road capability and on-road refinement

Suspension Type:

Four-corner Independent Air Suspension (Alpine Air Suspension) with Terrain Response

📋 Manual Details

Primary Coverage:

Complete factory service and repair

All Styles Covered:

Yes

Estimated Pages:

Hundreds (specific count not provided, but indicated as comprehensive)

Type:

Factory Service Repair Manual / Download PDF

Language:

English

Format:

PDF Download

📖 Manual Coverage

General Maintenance:

Comprehensive

Troubleshooting:

Advanced guide included

Engine Service Repair:

Complete

Transmission Service Repair:

Complete

Brake System:

Comprehensive

Wiring Diagrams:

Included

Electrical System:

Comprehensive

Suspension:

Comprehensive

Periodic Lubrication:

Detailed

Steering:

Comprehensive

Cooling System:

Comprehensive

Fuel Injection Fuel System:

Comprehensive

Emission System:

Comprehensive

Heating Air Conditioning:

Comprehensive

Engine Control System:

Comprehensive

Chassis Body:

Comprehensive

Restraint System:

Comprehensive

Interior:

Comprehensive

Differential Drive:

Comprehensive

Axle:

Comprehensive

Repair Procedures:

Step-by-step, detailed with illustrations

Maintenance Procedures:

Covered extensively

Diagnostic Procedures:

Included in troubleshooting

Depth:

Factory-level, suitable for professional technicians and knowledgeable owners

Information Source:

Same information used by factory-trained technicians

📊 Manual Specifications

Format:

PDF

Compatibility:

All PC-based Windows operating systems and Mac

Printability:

Printable without restriction; individual pages or entire manual

Binding:

N/A (Digital Download)

Paper Type:

N/A (Digital Download)

Delivery:

Instant download link post-payment

Reader:

Adobe PDF Reader

⚙️ Engine Specifications

Engine Options:

3.0L V6 TDV6 Diesel (2004-2006), 4.4L V8 Naturally Aspirated Gasoline (2004-2005), 4.0L V8 Naturally Aspirated Gasoline (2006-2009), 4.4L V8 Supercharged Gasoline (2006-2009 - sold as Range Rover Sport, but platform share exists)

Horsepower Range:

Approximately 177 hp (TDV6) to 300 hp (4.4L V8)

Torque Range:

Approximately 295 lb-ft (TDV6) to 315 lb-ft (4.4L V8)

Diesel Fuel System:

Common Rail Direct Injection (CRDI) for TDV6

Gasoline Fuel System:

Multi-point Fuel Injection (MPI)

🔧 Transmission

Transmission Type:

6-speed ZF 6HP26 Automatic Transmission

Optional Transmissions:

N/A (standard across most configurations)

Transmission Features:

CommandShift manual override, electronically controlled, integrated with Terrain Response

📐 Dimensions

Wheelbase:

Approximately 113.5 inches (2885 mm)

Length:

Approximately 191.1 inches (4855 mm)

Width:

Approximately 78.5 inches (1995 mm)

Height:

Approximately 74.1 inches (1882 mm) (standard ride height)

Curb Weight Range:

Approximately 5,200 - 5,700 lbs (2360 - 2585 kg)

🛡️ Safety Features

NHTSA Front Rollover:

4-star rating (for specific configurations)

Terrain Response:

Standard, optimizes chassis and drivetrain for various surfaces (e.g., Grass/Gravel/Snow, Mud-Ruts, Sand, Rock Crawl)

Hill Descent Control:

Standard

Airbags:

Front, side-impact, and curtain airbags

💡 Technology Features

Infotainment System:

Touchscreen navigation system, premium audio options (e.g., Harman Kardon), climate control integration

Driver Assistance Features:

Parking sensors, adaptive cruise control (optional), electronic stability control (DSC), roll stability control (RSC)

Connectivity Options:

Bluetooth phone integration (later models/options), auxiliary audio input

🔧 Maintenance

Oil Change Interval:

Approximately 7,500 to 10,000 miles or 12 months, whichever comes first (refer to manual for exact specification based on engine and driving conditions)

Engine Oil Type Gasoline:

API SL/SM, SAE 5W-30 or 5W-40 (e.g., Castrol Edge Professional OE)

Engine Oil Type Diesel:

API CF/CG-4 or ACEA B3/B4, SAE 5W-30 or 10W-30 (e.g., Castrol GTX Diesel)

Transmission Fluid Type:

ZF LifeguardFluid 6 (e.g., Pentosin ATF1)

Coolant Type:

OAT (Organic Acid Technology) coolant, typically ethylene glycol-based, often specific Land Rover specification (e.g., LR coolant, blue colored)

Air Suspension:

Compressor failure, air spring leaks, height sensor issues are common

Timing Chain:

Potential wear and stretching on gasoline engines, especially the 4.4L V8, can lead to noise and performance issues

Egr System Diesel:

Clogging of the Exhaust Gas Recirculation (EGR) valve and cooler on TDV6 engines due to soot buildup

Interior Electronics:

Various minor electrical glitches and sensor faults can occur

📚 Vehicle History

Heritage Association:

Land Rover is renowned for its off-road prowess and luxury SUVs

Predecessor:

Land Rover Discovery Series II

Successor:

Land Rover Discovery 4 (LR4)

Platform Origin:

Shared significant platform components with Ford Explorer/Mountaineer (4th Gen) and Volvo XC90, contributing to improved refinement and safety

🏆 Awards & Recognition

Off Road Capability:

Widely recognized for exceptional off-road capability and versatility, a hallmark of the Discovery lineage

Consumer Reports:

Mixed reliability ratings historically, but praised for comfort and capability