🏷️ Basic Information Identification Make: Ferrari Model: 400i Production Years Covered: 1979-1985 Vehicle Type: Luxury Grand Tourer (GT) 👋 Introduction Market Position Positioning: The Ferrari 400i was positioned as a sophisticated, V12-powered grand tourer, blending performance with luxury for discerning clientele. It competed with other high-end GTs of its era. Competitive Analysis Competitors: Aston Martin V8 Vantage, Jaguar XJS, Maserati Quattroporte III. Key Features Distinctive Attributes: V12 engine, Pininfarina styling, rear-wheel drive, comfortable interior, sophisticated (for its time) engineering. Manual Value Proposition Benefit To Owner: Empowers owners and technicians with detailed, factory-level information to perform maintenance, repairs, and diagnostics, potentially saving significant costs and preserving the vehicle's condition. 📋 Manual Details Coverage Areas Primary Coverage: Maintenance, Repair, Troubleshooting, Diagnostics Secondary Coverage: Specifications, Technical Features, Rigging, Electrical System, Fuel System, Power Unit, Lower Unit, Bracket Unit, General Information, Appendix Page Count Estimated Page Count: N/A (Digital PDF, zoomable) Manual Type Type: Service Repair Factory Manual Language Language: English Format File Format: PDF Compatibility Operating Systems: All Versions of Windows & Mac Requirements Software Requirements: Adobe PDF Reader 📖 Manual Coverage Systems Covered Powertrain: Engine, Fuel System, Ignition System, Exhaust System, Transmission (Automatic) Chassis: Suspension (Front & Rear), Steering, Brakes, Wheels, Tires Electrical: Ignition System, Lighting, Instruments, Power Accessories, Battery, Alternator, Starter Motor, Wiring Diagrams Body And Interior: Body Panels, Doors, Glass, Seats, Trim, Climate Control (HVAC) Procedures Included Routine Maintenance: Oil Changes, Filter Replacements, Fluid Level Checks, Lubrication, Spark Plug Replacement Major Repairs: Engine Rebuild, Transmission Service, Brake Overhaul, Suspension Component Replacement, Electrical Component Diagnosis and Repair Troubleshooting: Diagnostic Charts, Symptom-Based Troubleshooting, Common Fault Identification Technical Depth Depth: Comprehensive, covering from basic maintenance to advanced diagnostics and rebuild procedures. Suitable for both experienced mechanics and dedicated enthusiasts. 📊 Manual Specifications File Format Quality: High-resolution PDF, allowing for significant zoom to view fine details and diagrams. Searchable text is implied for efficient navigation. Print Quality Reproducibility: Printable pages for on-site work. Quality dependent on user's printer. Binding Type Binding: N/A (Digital PDF format) Paper Type Paper: N/A (Digital PDF format) ⚙️ Engine Specifications Primary Engine Type: Naturally Aspirated V12 Displacement: 4.8 Liters (4823 cc) Bore X Stroke: 81 mm x 78 mm Compression Ratio: 8.8:1 Valvetrain: Dual Overhead Camshafts (DOHC), 2 Valves per Cylinder Performance Horsepower: 240-275 hp (depending on specific market/tuning) Torque: 300-315 lb-ft (estimated) Fuel System Fuel Delivery: Bosch K-Jetronic Fuel Injection Fuel Type: Unleaded Premium Gasoline Engine Management Ignition System: Electronic Ignition (Bosch) 🔧 Transmission Standard Type: 3-Speed Automatic (BorgWarner 65 or 35, depending on early/late models) Optional Type: 5-Speed Manual (less common, primarily on earlier 400GT, not typically on 400i variants) Features Transmission Fluid Type: Dexron III/Mercon (or equivalent automatic transmission fluid) 📐 Dimensions Exterior Length: Approx. 4,900 mm (192.9 in) Width: Approx. 1,840 mm (72.4 in) Height: Approx. 1,360 mm (53.5 in) Wheelbase: Approx. 2,700 mm (106.3 in) Weights Curb Weight: Approx. 1,700 - 1,800 kg (3,748 - 3,968 lbs) 🛡️ Safety Features Ratings Crash Test Data: Limited to no formal crash test data available from modern regulatory bodies for this era of vehicle. Active Features Braking System: Ventilated Disc Brakes (Front & Rear), ABS (Optional on later models) Passive Features Restraints: 3-Point Seatbelts, Limited Airbag technology (if any, not standard for early models) 💡 Technology Features Infotainment Audio System: Typically a period-correct AM/FM/Cassette player. Modern upgrades may be present in some examples. Dashboard Features: Analog gauges for speed, RPM, oil pressure, water temperature, fuel level. Warning lights for various systems. Driver Assistance ABS: Optional on later models. Connectivity Features: Limited to analog systems of the era. No modern connectivity features like Bluetooth or USB. 🔧 Maintenance Service Intervals Oil Change: Every 5,000 - 7,500 km (3,000 - 5,000 miles) or annually. Consult manual for specific interval. Major Service: Timing belt replacement every 50,000 - 75,000 km (30,000 - 50,000 miles) is critical for V12 engines. Manual will specify exact interval and procedure. Transmission Service: Fluid and filter change every 40,000 - 60,000 km (25,000 - 35,000 miles). Fluid Specifications Engine Oil Type: SAE 10W-50 or 20W-50 (mineral or synthetic, high-quality). Consult manual for precise viscosity based on climate. Engine Oil Capacity: Approx. 10-12 Liters (10.5-12.7 Quarts) with filter change. Manual will provide exact capacity. Coolant Type: Ethylene Glycol based antifreeze, typically 50/50 mix with distilled water. Brake Fluid Type: DOT 3 or DOT 4 (high-temperature DOT 4 recommended). Known Issues Common Problems: Fuel system (K-Jetronic components can be sensitive), cooling system (radiator, hoses), electrical gremlins (aging wiring), carburetor issues (on 400 GT), suspension wear, exhaust system corrosion. Common Problems Continued: Rust in common areas (wheel arches, sills), interior material degradation. Timely maintenance is key to longevity. 📚 Vehicle History Brand Heritage Founder: Enzo Ferrari Legacy: Renowned for producing high-performance sports cars and grand tourers with racing DNA. Model Evolution Predecessor: Ferrari 365 GT4 2+2, 400 GT...