🏷️ Basic Information

Make:

Ferrari

Model:

400i

Model Years Covered:

1979, 1980, 1981, 1982, 1983, 1984

👋 Introduction

Market Position:

A premium V12 grand tourer targeting affluent buyers seeking performance, luxury, and exclusivity.

Competitors:

Aston Martin V8 Vantage, Jaguar XJS, Mercedes-Benz SEC models of the era.

Key Features:

Front-engine, rear-wheel drive layout, V12 engine, Pininfarina styling, spacious luxury interior.

Advantage:

Provides comprehensive factory-level repair and maintenance information in a convenient digital format, significantly more affordable than traditional printed manuals.

📋 Manual Details

Primary Coverage:

Comprehensive service and repair for Ferrari 400i models from 1979-1984.

Estimated Page Count:

Hundreds of pages (exact count not specified, but implied extensive).

Type:

Factory Service Repair Manual

Language:

English

Format:

PDF

📖 Manual Coverage

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.

Maintenance:

General maintenance, periodic lubrication.

Troubleshooting:

Troubleshooting guidance.

Repair:

Step-by-step repair instructions for all covered systems, based on complete disassembly.

Depth:

Complete factory service level, suitable for DIY enthusiasts and experienced mechanics.

📊 Manual Specifications

File Type:

PDF

Compatibility:

All versions of Windows and Mac, accessible via web browser on any computer or mobile device.

Printability:

Printable pages, allowing users to print specific sections or the entire manual.

Binding:

N/A (Digital PDF format)

Paper Type:

N/A (Digital PDF format)

Additional Features:

Hundreds of photos and illustrations, searchable text (implied), no expiry dates.

⚙️ Engine Specifications

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

Horsepower:

Approx. 310 hp (231 kW) at 6200 rpm

Torque:

Approx. 318 lb-ft (431 Nm) at 3700 rpm

Fuel Delivery:

Bosch K-Jetronic (CIS) fuel injection

Fuel Type:

Unleaded gasoline, premium octane

Cooling Type:

Water-cooled

Engine Management:

Bosch electronic engine control (ECU for fuel injection and ignition timing).

🔧 Transmission

Transmission Type:

3-speed automatic (BorgWarner C6)

Transmission Type Optional:

5-speed manual (Getrag transaxle) - less common, particularly in North American market.

Torque Converter:

Yes (for automatic)

Automatic Transmission Fluid:

Mercon V or equivalent (check manual for exact specification)

📐 Dimensions

Length:

Approx. 4600 mm (181.1 in)

Width:

Approx. 1770 mm (69.7 in)

Height:

Approx. 1300 mm (51.2 in)

Wheelbase:

Approx. 2745 mm (108.1 in)

Curb Weight:

Approx. 1700-1800 kg (3750-3970 lbs)

Gross Vehicle Weight Rating:

Not explicitly stated, but typically around 2200 kg.

🛡️ Safety Features

Crash Test Ratings:

N/A - vehicles of this era generally lacked standardized crash testing by modern agencies.

Braking System:

4-wheel disc brakes, ventilated front discs.

Anti Lock Braking System:

ABS available on later models or as an option.

Seat Belts:

3-point seatbelts.

Airbags:

N/A

💡 Technology Features

Infotainment System:

Period-appropriate analog instrumentation, often featuring a high-quality stereo system with cassette player.

Driver Assistance Features:

Limited by modern standards; focus on power steering and ABS (if equipped).

Connectivity Features:

N/A

Fuel Injection System:

Bosch K-Jetronic (CIS) mechanical fuel injection provides precise fuel metering based on airflow.

🔧 Maintenance

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.

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.

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 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 Summary:

Ferrari has a long and storied history in motorsport and luxury sports car manufacturing, synonymous with performance, racing pedigree, and Italian design.

Predecessor:

Ferrari 400 GT/GTC (production until 1976).

Successor:

Ferrari 412 (introduced in 1985).

Production Period:

1976-1985 (400 GT/GTC and 400i).

Manufacturing Location:

Maranello, Italy.

Development Context:

Designed as a more practical, comfortable, and user-friendly grand tourer in contrast to Ferrari's more track-focused models, utilizing a V12 engine for performance and refinement.

🏆 Awards & Recognition

Automotive Awards:

Not typically subject to the same 'awards' system as modern cars; appreciated for its design and V12 exclusivity.

Classic Car Appreciation:

Highly regarded as a stylish and usable V12 grand tourer from Ferrari's modern era.