Target Audience:
        
        
            Owner with basic mechanical skills and independent auto service professionals, as well as informed owners.
        
     
    
    
        
            Uniqueness:
        
        
            Vehicle-specific, not generic; contains the exact same information used by authorized dealer service departments.
        
     
    
    
        
            Content Type:
        
        
            Step-by-step instructions, diagrams, illustrations, wiring schematics, and specifications.
        
     
    
    
        
            Cost Savings:
        
        
            Enables DIY repairs to save significant money on maintenance and repair bills.
        
     
 
    
    
    
        
            Engine Mechanical:
        
        
            Complete service and repair for engine systems, including disassembly, inspection, and reassembly of all major components.
        
     
    
        
            Engine Electrical:
        
        
            Detailed wiring schematics, diagnostic procedures, and repair instructions for all engine-related electrical systems and components.
        
     
    
        
            Emission Control:
        
        
            Information on emission control systems, catalytic converters, oxygen sensors, and associated diagnostic troubleshooting.
        
     
    
        
            Fuel System:
        
        
            Service procedures for fuel injection, fuel pumps, fuel filters, and fuel pressure diagnostics.
        
     
    
        
            Clutch System:
        
        
            Repair and adjustment procedures for the clutch assembly, including hydraulics and mechanical components.
        
     
    
        
            Manual Transaxle:
        
        
            Step-by-step instructions for servicing, diagnosing, and repairing the manual transaxle.
        
     
    
        
            Automatic Transaxle:
        
        
            Comprehensive repair and diagnostic information for the automatic transaxle, including torque converter and valve body.
        
     
    
        
            Driveshaft Axle:
        
        
            Service and repair of driveshafts, CV joints, and axles.
        
     
    
        
            Suspension System:
        
        
            Detailed information on suspension components, alignment procedures, and repair of shock absorbers, springs, and control arms.
        
     
    
        
            Steering System:
        
        
            Repair and adjustment procedures for the power steering system, steering rack, and tie rods.
        
     
    
        
            Restraint System:
        
        
            Information on airbags, seatbelts, and associated electronic control units.
        
     
    
        
            Brake System:
        
        
            Comprehensive service and repair for the braking system, including ABS, EBD, and parking brake.
        
     
    
        
            Body Interior Exterior:
        
        
            Repair procedures for body panels, doors, windows, seats, and interior trim.
        
     
    
        
            Body Electrical:
        
        
            Wiring diagrams and troubleshooting for lighting, power accessories, and body control modules.
        
     
    
        
            HVAC System:
        
        
            Service and repair for the heating, ventilation, and air conditioning systems.
        
     
    
    
        
            Maintenance:
        
        
            Step-by-step instructions for routine maintenance tasks such as oil changes, filter replacements, and fluid checks.
        
     
    
        
            Troubleshooting:
        
        
            Diagnostic procedures and symptom-based troubleshooting guides for common and uncommon issues.
        
     
    
        
            Repair:
        
        
            Detailed, step-by-step repair instructions for all major vehicle systems, suitable for both internal and external mechanics.
        
     
    
    
        
            Diagnostic Capabilities:
        
        
            Covers advanced diagnostics, component testing, and electrical system troubleshooting.
        
     
    
        
            Rebuild Procedures:
        
        
            Includes detailed procedures for engine and transmission rebuilds.
        
     
 
    
    
    
        
            Engine Type:
        
        
            5.0L V10 Naturally Aspirated
        
     
    
        
            Engine Code:
        
        
            L539 (for early models)
        
     
    
    
        
            Horsepower:
        
        
            Approximately 500 PS (493 hp; 368 kW) at 7,500 rpm
        
     
    
        
            Torque:
        
        
            Approximately 510 Nm (376 lb-ft) at 5,000 rpm
        
     
    
    
        
            Fuel Delivery:
        
        
            Electronic Fuel Injection (EFI)
        
     
    
    
        
            Valvetrain:
        
        
            DOHC, 4 valves per cylinder with variable valve timing
        
     
 
    
    
    
        
            Transmission Type:
        
        
            6-Speed Manual Transaxle
        
     
    
    
        
            Transmission Type Optional:
        
        
            6-Speed 'E-Gear' Automated Manual Transmission (with paddle shifters)
        
     
    
    
        
            Drive System:
        
        
            All-Wheel Drive (AWD) with viscous coupling center differential and limited-slip rear differential
        
     
    
    
        
            Manual Transmission Fluid:
        
        
            Refer to manual for specific GL rating and viscosity (e.g., SAE 75W-90 GL-5 is common for performance transmissions).
        
     
    
        
            E Gear Transmission Fluid:
        
        
            Specific hydraulic fluid for E-Gear system, consult manual for part number and type.
        
     
 
    
    
    
        
            Length:
        
        
            Approximately 4,300 mm (169.3 in)
        
     
    
        
            Width:
        
        
            Approximately 1,900 mm (74.8 in)
        
     
    
        
            Height:
        
        
            Approximately 1,180 mm (46.5 in)
        
     
    
    
        
            Curb Weight:
        
        
            Approximately 1,560 kg (3,439 lb) for manual transmission
        
     
    
    
        
            Wheelbase:
        
        
            Approximately 2,560 mm (100.8 in)
        
     
    
        
            Front Tire Size:
        
        
            225/40 ZR18
        
     
    
        
            Rear Tire Size:
        
        
            285/30 ZR18
        
     
    
        
            Wheel Bolt Pattern:
        
        
            5x112
        
     
 
    
    
    
        
            Crash Test Results:
        
        
            Specific official crash test ratings may not be as readily available as for mass-market vehicles; focus on built-in safety features.
        
     
    
    
        
            ABS:
        
        
            Yes, Anti-lock Braking System
        
     
    
        
            Ebd:
        
        
            Yes, Electronic Brakeforce Distribution
        
     
    
        
            Traction Control:
        
        
            Yes, Traction Control System (TCS)
        
     
    
    
        
            Airbags:
        
        
            Driver and passenger airbags, potentially side airbags.
        
     
    
        
            Seatbelts:
        
        
            Three-point seatbelts with pre-tensioners.
        
     
 
    
    
    
        
            Oil Change Interval:
        
        
            Typically every 10,000-15,000 km (6,000-9,000 miles) or annually, whichever comes first, but consult manual for specifics.
        
     
    
        
            Major Service Interval:
        
        
            Major services involving spark plugs, belts, and fluid flushes typically occur at 30,000-60,000 km (20,000-40,000 miles) intervals.
        
     
    
    
        
            Engine Oil Specification:
        
        
            Refer to manual for specific viscosity and API/ACEA specifications (likely a high-performance synthetic, e.g., 5W-40 or 10W-40).
        
     
    
        
            Coolant Specification:
        
        
            Ethylene glycol-based coolant, typically a 50/50 mix with distilled water. Consult manual for specific Lamborghini-approved coolant.
        
     
    
        
            Brake Fluid Specification:
        
        
            DOT 4 or DOT 5.1 high-performance brake fluid.
        
     
    
    
        
            Clutch Wear:
        
        
            Clutch wear can be significant depending on driving style, especially with E-Gear models.
        
     
    
        
            E Gear Actuator:
        
        
            Potential issues with the E-Gear hydraulic actuator and pump system.
        
     
    
        
            Suspension Components:
        
        
            Wear on certain suspension bushings and ball joints due to high performance and weight.
        
     
 
    
    
    
        
            Brand Origin:
        
        
            Lamborghini is an Italian manufacturer of luxury sports cars and SUVs, founded by Ferruccio Lamborghini in 1963.
        
     
    
    
        
            Gallardo Introduction:
        
        
            The Gallardo was first introduced in 2003 as a more accessible V10-powered model than the V12-powered Murciélago, targeting a broader segment of the supercar market.
        
     
    
        
            2004 Model Year Significance:
        
        
            The 2004 model year represents the early production phase of the Gallardo, establishing its platform and core mechanicals.
        
     
    
    
        
            Manufacturing Location:
        
        
            Sant'Agata Bolognese, Italy