🏷️ Basic Information Identification Make: Ferrari Model: 400i Model Years Covered: 1979, 1980, 1981, 1982, 1983, 1984 👋 Introduction Market Position Market Position: A premium V12 grand tourer targeting affluent buyers seeking performance, luxury, and exclusivity. Competitive Analysis Competitors: Aston Martin V8 Vantage, Jaguar XJS, Mercedes-Benz SEC models of the era. Key Features Key Features: Front-engine, rear-wheel drive layout, V12 engine, Pininfarina styling, spacious luxury interior. Manual Advantage Advantage: Provides comprehensive factory-level repair and maintenance information in a convenient digital format, significantly more affordable than traditional printed manuals. 📋 Manual Details Coverage Areas Primary Coverage: Comprehensive service and repair for Ferrari 400i models from 1979-1984. Page Count Estimated Page Count: Hundreds of pages (exact count not specified, but implied extensive). Manual Type Type: Factory Service Repair Manual Language Language: English Format Format: PDF 📖 Manual Coverage Systems Covered Engine: Engine service, repair, fuel injection, fuel system, engine control system, emission system. Transmission: Transmission service and repair. Brakes: Brake system service and repair. Electrical: Wiring diagram, electrical system diagnostics and repair, engine control system. Chassis And Suspension: Suspension, steering, chassis, body, differential, drive axle. Comfort And Interior: Heater/Air Conditioning, Restraint System, Interior. Procedures Included Maintenance: General maintenance, periodic lubrication. Troubleshooting: Troubleshooting guidance. Repair: Step-by-step repair instructions for all covered systems, based on complete disassembly. Technical Depth Depth: Complete factory service level, suitable for DIY enthusiasts and experienced mechanics. 📊 Manual Specifications File Format File Type: PDF Compatibility: All versions of Windows and Mac, accessible via web browser on any computer or mobile device. Print Quality Printability: Printable pages, allowing users to print specific sections or the entire manual. Binding Type Binding: N/A (Digital PDF format) Paper Type Paper Type: N/A (Digital PDF format) Additional Features Additional Features: Hundreds of photos and illustrations, searchable text (implied), no expiry dates. ⚙️ Engine Specifications Primary Engine Engine Type: Naturally aspirated V12 Displacement: 4.8 liters (4823 cc) Bore X Stroke: 82 mm x 78 mm (approximate, subject to variation) Compression Ratio: 9.2:1 (typical) Valvetrain: SOHC (Single Overhead Camshaft), 2 valves per cylinder Performance Horsepower: Approx. 310 hp (231 kW) at 6200 rpm Torque: Approx. 318 lb-ft (431 Nm) at 3700 rpm Fuel System Fuel Delivery: Bosch K-Jetronic (CIS) fuel injection Fuel Type: Unleaded gasoline, premium octane Cooling System Cooling Type: Water-cooled Engine Control Engine Management: Bosch electronic engine control (ECU for fuel injection and ignition timing). 🔧 Transmission Standard Transmission Type: 3-speed automatic (BorgWarner C6) Optional Transmission Type Optional: 5-speed manual (Getrag transaxle) - less common, particularly in North American market. Features Torque Converter: Yes (for automatic) Fluid Specifications Automatic Transmission Fluid: Mercon V or equivalent (check manual for exact specification) 📐 Dimensions Exterior Length: Approx. 4600 mm (181.1 in) Width: Approx. 1770 mm (69.7 in) Height: Approx. 1300 mm (51.2 in) Wheelbase Wheelbase: Approx. 2745 mm (108.1 in) Weights Curb Weight: Approx. 1700-1800 kg (3750-3970 lbs) Gross Vehicle Weight Rating: Not explicitly stated, but typically around 2200 kg. 🛡️ Safety Features Ratings Crash Test Ratings: N/A - vehicles of this era generally lacked standardized crash testing by modern agencies. Active Features Braking System: 4-wheel disc brakes, ventilated front discs. Anti Lock Braking System: ABS available on later models or as an option. Passive Features Seat Belts: 3-point seatbelts. Airbags: N/A 💡 Technology Features Infotainment Infotainment System: Period-appropriate analog instrumentation, often featuring a high-quality stereo system with cassette player. Driver Assistance Driver Assistance Features: Limited by modern standards; focus on power steering and ABS (if equipped). Connectivity Connectivity Features: N/A Fuel Injection Tech Fuel Injection System: Bosch K-Jetronic (CIS) mechanical fuel injection provides precise fuel metering based on airflow. 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 5,000-7,500 miles or annually (refer to manual for exact specification). Major Service Interval: Refer to manual for scheduled major services, often involving timing belt/chain checks and other system overhauls. Fluid Specifications Engine Oil Type: SAE 20W-50 or SAE 15W-50 (high quality, high detergent oil recommended, e.g., Castrol GTX or equivalent). Coolant Type: Ethylene glycol based antifreeze/coolant, mixed 50/50 with distilled water. Brake Fluid: DOT 3 or DOT 4 (refer to manual for specific type). Power Steering Fluid: ATF (Automatic Transmission Fluid) Dexron II/III or equivalent. Known Issues Common Issues: K-Jetronic fuel injection system tuning and maintenance, aging electrical components, potential coolant leaks, wear on suspension bushings, ignition system reliability, exhaust system maintenance. Preventative Maintenance Preventative Maintenance Focus: Regular checks of fluid levels, belts, hoses, and a proactive approach to electrical system maintenance are crucial for these vintage Ferraris. 📚 Vehicle History Brand Heritage Brand Heritage Summary: Ferrari has a long and storied history in motorsport and luxury sports car manufacturing, synonymous with performance, racing pedigree, and Italian design. Model Evolution Predecessor: Ferrari 400 GT/GTC (production until 1976). Successor: Ferrari 412 (introduced in 1985). Production Production Period: 1976-1985 (400 GT/GTC and 400i). Manufacturing Location: Maranello, Italy. Development Context...