Positioning:
The Land Rover Discovery 3 (LR3) occupies a significant segment in the premium mid-size SUV market, known for its off-road capabilities, comfort, and versatility. This manual caters to owners and technicians requiring in-depth knowledge for maintenance and repair.
Competitors:
Competed against vehicles like the BMW X5, Mercedes-Benz M-Class, Volvo XC90, and Audi Q7 during its production run.
Vehicle Highlights:
Robust construction, sophisticated Terrain Response system, independent air suspension (optional/standard depending on spec), powerful engine options, and ample interior space for seven occupants.
Powertrain:
Engine Systems (4.0L, 4.4L Petrol; 2.7L Diesel), Fuel Charging & Controls, Cooling Systems, Accessory Drives, Starting Systems, Ignition Systems, Emissions Control, Intake Air Distribution, Evaporative Emissions, Electronic Engine Controls, Automatic Transmissions (4.0L, 4.4L, 2.7L Diesel), Manual Transmissions & Clutch (2.7L Diesel), Four-Wheel Drive Systems, Transfer Case, Exhaust Systems.
Chassis:
Suspension (General, Front, Rear, Vehicle Dynamic), Wheels & Tires, Driveshafts, Front & Rear Drive Axles/Differentials, Front & Rear Drive Halfshafts, Brakes (General, Front/Rear Discs, Parking Brake, Hydraulic, Power, ABS, Traction Control, Stability Assist), Steering System (General, Power, Linkage, Column, Switches).
Electrical:
Charging System, Battery, Generator & Regulator, Audio System, Antenna, Speakers, Video System, Interior Lighting, Daytime Running Lights, Exterior Lighting, Module Communications Network, Wiring Harness, Anti-Theft Systems (Active/Passive), Navigation System, Cellular Phone, Instrument Cluster, Warning Devices, Parking Aid, Horn, Clock, Information & Message Center.
Body And Interior:
Body Repairs (General, Corrosion Protection, Water Leaks, Vehicle Spec Info & Tolerance), Front/Roof/Side/Rear End Sheet Metal Repairs, Full Frame and Body Mounting, Front End Body Panel, Body Closures, Interior Trim & Ornamentation, Exterior Trim & Ornamentation, Rear View Mirrors, Seating, Glass Frames & Mechanisms, Instrument Panel & Console, Handles/Locks/Latches/Entry Systems, Wiper & Washers, Roof Opening Panel, Bumpers, Climate Control System (General, Air Distribution/Filtering, Heating/Ventilation, Auxiliary Heating, Air Conditioning, Auxiliary Climate Control, Control Components), Steering Column Switches.
Maintenance:
Scheduled maintenance, fluid changes, filter replacements, component checks, jacking and lifting procedures.
Repair And Rebuild:
Detailed step-by-step instructions for disassembly, repair, and reassembly of all major vehicle systems, including engines, transmissions, differentials, suspension components, braking systems, steering systems, and body components.
Diagnostics:
Troubleshooting guides, diagnostic procedures for common issues, and identification of potential faults across various systems.
Depth:
Comprehensive, covering everything from basic maintenance to advanced diagnostics and full workshop-level repairs. Includes detailed diagrams and specifications.
Crash Test Ratings:
Refer to specific model year NHTSA/Euro NCAP reports for detailed ratings. Generally offered good occupant protection for its era.
Active Safety:
Anti-lock Braking System (ABS), Electronic Brakeforce Distribution (EBD), Emergency Brake Assist (EBA), Electronic Stability Program (ESP), Traction Control System (TCS), Roll Stability Control (RSC), Hill Descent Control (HDC), Terrain Response System.
Passive Safety:
Supplemental Restraint System (SRS) including front, side, and curtain airbags (depending on specification), seatbelt pretensioners, and reinforced body structure.
Oil Change Interval:
Typically 10,000 to 15,000 miles (16,000 to 24,000 km) or 12 months, depending on engine and driving conditions. Refer to manual for exact intervals.
Engine Oil:
Refer to manual for specific API/ACEA specifications and viscosity grades for 4.0L V8, 4.4L V8, and 2.7L TDV6 engines (e.g., Castrol EDGE Professional A5 5W-30 is common).
Transmission Fluid Automatic:
Land Rover specified specific ZF fluids (e.g., ZF LifeguardFluid8 or equivalent) for the 6-speed automatic transmission. Critical to use correct fluid.
Coolant:
Land Rover Premium Coolant (often pink or orange) - typically a 50/50 mix with distilled water. Specific part numbers and types are detailed in the manual.
Common Problems:
Air suspension compressor failures, air spring leaks, electronic parking brake issues, ABS/DSC module failures, fuel injector problems (diesel), turbocharger issues (diesel), and potential crankshaft pulley failures. The manual provides diagnostic procedures for these.
Air Filter Part Numbers:
Part numbers vary by engine and specification. The manual will provide OEM or equivalent part numbers for air, oil, fuel, and cabin filters.
