🏷️ Basic Information Identification Make: Ferrari Model: 328 GTS/GTB Year: 1989 Codes Chassis Code: Tipo F106 CB 👋 Introduction Market Position Positioning: The Ferrari 328 GTS/GTB was the quintessential mid-engine V8 supercar of the late 1980s, representing a significant evolution from its predecessor, the 308. This wiring diagram manual is an essential tool for owners and technicians preserving or maintaining these iconic vehicles. Competitive Analysis Competition: Competed with contemporaries like the Porsche 911 (930), Lamborghini Jalpa, and Lotus Esprit Turbo, offering a unique blend of Italian styling, performance, and engineering. Key Features Manual Value: Crucial for understanding the complex electrical architecture, facilitating accurate diagnosis and repair of the 328's intricate systems, and preventing misdiagnosis by unqualified mechanics. 📋 Manual Details Coverage Areas Coverage: Complete Wiring Diagrams for 1989 Ferrari 328 GTS and GTB models. Page Count Page Count: Estimated 50-100 pages (typical for wiring diagrams of this era). Manual Type Manual Type: Wiring Diagram Manual / Electrical Troubleshooting Manual Language Language: Likely English (with potential for Italian annotations if original). Format Format: PDF 📖 Manual Coverage Systems Covered Electrical Systems: Ignition system, fuel injection system, starting system, charging system, lighting (headlights, taillights, interior), instrumentation, HVAC controls, power windows, power mirrors, anti-lock braking system (ABS), central locking, diagnostic connectors, fuse box layouts, relay functions, grounding points, wiring harness routing. Engine Management Wiring: Detailed diagrams for the Bosch LE2-Jetronic fuel injection and ignition systems, including sensors, actuators, ECU connections, and wiring harnesses. Lighting Circuits: Complete schematics for all external and internal lighting, including headlights (low/high beam), taillights, brake lights, turn signals, parking lights, fog lights, and interior courtesy lights. Instrumentation And Gauges: Wiring for speedometer, tachometer, oil pressure, coolant temperature, fuel level, voltage, and warning lights. Chassis Electrical: Wiring for chassis components including lights, wipers, horn, power windows, door locks, and mirrors. Procedures Included Troubleshooting: Component identification via wire color and numbering, circuit tracing, diagnostic point identification, common electrical fault diagnosis. Fuse And Relay Identification: Clear identification and location of all fuse boxes and relays, along with their respective circuit functions. Component Location: Diagrams often indicate the physical location of key electrical components within the vehicle's chassis. Wiring Harness Routing: Information on how wiring harnesses are routed through the vehicle's body and chassis, crucial for diagnosis and repair. Technical Depth Depth: Detailed schematic representations of all electrical circuits, component locations, connector pinouts, and wire specifications. Wire Colors And Labels: Precise information on wire colors, gauge sizes, and terminal identification for accurate repairs and modifications. Schematic Clarity: Professionally drawn, clear, and detailed electrical schematics ensuring easy interpretation for technicians. 📊 Manual Specifications File Format Digital Format: High-resolution PDF, optimized for digital viewing and printing. Searchability: Likely text-searchable PDF, allowing for quick location of specific components or circuits by keyword. Print Quality Printability: Printable pages, suitable for high-quality printing at home or a professional print shop. Binding Type Binding: N/A (Digital Download) Paper Type Paper Quality: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Type: Mid-mounted, 45-degree V8 Engine Code: F106 G Displacement: 3185 cc (3.2 Liters) Bore X Stroke: 81 mm x 78 mm Compression Ratio: 9.8:1 Performance Horsepower: 260 hp (194 kW) at 6500 rpm Torque: 228 lb-ft (309 Nm) at 5000 rpm Fuel System Fuel Delivery: Bosch LE2-Jetronic Fuel Injection Fuel Type: Unleaded gasoline Engine Management ECU: Bosch Motronic M1.2 ECU Ignition System: Breakerless electronic ignition with distributor and ignition coil. 🔧 Transmission Standard Transmission Type: 5-speed Manual Transaxle Features Clutch: Hydraulically actuated single-plate dry clutch 📐 Dimensions Exterior Length: 4350 mm (171.3 in) Width: 1750 mm (68.9 in) Height: 1130 mm (44.5 in) Wheelbase: 2350 mm (92.5 in) Ground Clearance: Approximately 150 mm (5.9 in) Weights Curb Weight: Approximately 1400 kg (3086 lbs) Weight Distribution: Close to 50/50 front/rear 🛡️ Safety Features Ratings Safety Approvals: While formal crash test ratings as we know them today were less prevalent, the 328 was designed to meet contemporary European safety standards. Passive Features Occupant Protection: Integrated roll cage structure within the windshield frame, safety glass, three-point seatbelts. Active Features Braking: Ventilated disc brakes front and rear, ABS (Anti-lock Braking System) as standard on later models and optional on earlier ones. The wiring diagram would detail the ABS system's components and circuits. 💡 Technology Features Infotainment Audio System: Original systems typically included an AM/FM radio with cassette player, often from manufacturers like Blaupunkt or Pioneer. The wiring diagram will show the connections for these components. Driver Assistance ABS: Anti-lock Braking System (ABS) was a significant technological feature for its time, improving stopping power and control under braking. The manual will provide detailed diagrams of its electrical operation. Connectivity Diagnostic Ports: Basic diagnostic points and connectors were present, allowing technicians to access system data. The wiring diagram is critical for understanding these. 🔧 Maintenance Service Intervals Major Service: Typically every 7,500 miles or annually....