🏷️ Basic Information Identification Make: Datsun Model: 280Z Years Covered: 1976-1977 Codes Chassis Codes: S30 (late production) 👋 Introduction Market Position Target Audience: Professional Mechanics, Datsun 280Z Owners, Enthusiasts, Restoration Specialists Competitive Analysis Uniqueness: Factory-issued workshop manual, identical to those used by official dealers, offering the highest level of accuracy and completeness for the specified model years. Key Features Features: Step-by-step diagrams, torque settings, fluid capacities, electrical schematics, factory diagnostic procedures. 📋 Manual Details Coverage Areas Primary Coverage: Workshop Service and Repair Secondary Coverage: Diagnostics, Maintenance, Troubleshooting Page Count Estimated Pages: Thousands of pages (as stated in description) Manual Type Type: Professional Workshop Manual Language Language: English Format Digital Format: Acrobat PDF Compatibility: Windows & MAC compatible 📖 Manual Coverage Systems Covered Powertrain: Engine, Fuel System, Ignition System, Exhaust System, Drivetrain, Transmission, Clutch, Driveshafts, Differential Chassis: Suspension (Front & Rear), Steering, Brakes (Front & Rear), Wheels & Tires Electrical: Wiring Diagrams, Lighting System, Starting System, Charging System, Ignition System, Instruments, Controls, Audio System Body: Body Panels, Doors, Windows, Interior Trim, Seats, Bumpers, Exterior Trim Cooling System: Radiator, Water Pump, Thermostat, Hoses, Fan Exhaust System: Manifolds, Pipes, Muffler, Catalytic Converter (if equipped for specific markets) Procedures Included Maintenance: Oil Changes, Filter Replacements, Spark Plug Replacement, Tune-ups, Fluid Checks & Changes, Brake Pad Replacement, Belt Inspection & Replacement Repair: Engine Overhaul, Transmission Rebuild, Suspension Component Replacement, Brake System Repair, Electrical Component Diagnosis & Repair, Body Panel Repair, HVAC System Repair Diagnostics: Troubleshooting Guides, Symptom-Based Diagnosis, Electrical Schematics Interpretation, Component Testing Procedures Component Rebuild: Engine internal components (pistons, rings, bearings), cylinder head, fuel injectors, throttle body. Technical Depth Depth: Comprehensive; from basic maintenance to complete engine and transmission rebuilds, including factory diagnostic procedures. Specifications: Includes detailed torque specifications for critical fasteners, bearing clearances, piston ring gaps, valve lash adjustments. 📊 Manual Specifications File Format Searchability: Likely searchable text within PDF (standard for professional manuals) Printability: Printable pages Print Quality Quality: Top Quality Professional (as per description) Binding Type Binding: N/A (Downloadable PDF) Paper Type Paper: N/A (Downloadable PDF) ⚙️ Engine Specifications Primary Engine Engine Code: L28 Configuration: Inline 6-Cylinder, SOHC Displacement: 2800 cc (2.8 Liters) Performance Horsepower Est: Approx. 170-180 hp (SAE Gross) for 1976-1977 models, depending on specific market and emissions controls. Torque Est: Approx. 220-225 lb-ft (SAE Gross) for 1976-1977 models. Fuel System Induction Type: Bosch L-Jetronic Fuel Injection Fuel Type: Unleaded Gasoline Ignition System Ignition Type: Electronic Ignition (Distributor-based) 🔧 Transmission Standard Type: 4-Speed Manual (likely standard in North America) Optional Type: 3-Speed Automatic (Optional) Features Clutch Type: Hydraulically Actuated Single Dry Plate Clutch 📐 Dimensions Exterior Length: Approx. 162.8 inches (4135 mm) Width: Approx. 64.2 inches (1630 mm) Height: Approx. 50.8 inches (1290 mm) Wheelbase: Approx. 90.7 inches (2304 mm) Weights Curb Weight Est: Approx. 3,000 - 3,200 lbs (1360 - 1450 kg) 🛡️ Safety Features Ratings Era Compliance: Designed to meet 1970s safety standards; specific NHTSA ratings may not be directly comparable to modern standards. Active Features Braking System: Front Disc Brakes, Rear Drum Brakes (standard); some models may have had 4-wheel discs as an option or later upgrade. Passive Features Seatbelts: Three-point front seatbelts. Steering Column: Collapsible steering column (introduced on later S30 models). 💡 Technology Features Infotainment Audio System: Factory AM/FM Radio or AM/FM Cassette Player (optional), typically 2 speakers. Driver Assistance Features: None typical for this era (ABS, Traction Control, etc. were not available). Connectivity Features: N/A 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 3,000-5,000 miles or 6 months, refer to manual for exact specification. Spark Plug Replacement: Refer to manual; generally between 15,000-30,000 miles depending on type. Fluid Specifications Engine Oil Type: Refer to manual for viscosity (e.g., SAE 10W-30 or 10W-40 commonly used), API service classification. Coolant Type: Ethylene Glycol based antifreeze/coolant, refer to manual for mixture ratio (e.g., 50/50). Transmission Fluid Manual: GL-4 Gear Oil (e.g., SAE 75W-90 or 80W-90, refer to manual for exact spec). Transmission Fluid Automatic: Dexron II (or equivalent, refer to manual for exact specification). Brake Fluid Type: DOT 3 or DOT 4 (refer to manual). Known Issues Rust Prone Areas: Wheel wells, rocker panels, floor pans, rear valence, strut towers. Fuel Injection System: Early L-Jetronic systems can be sensitive to vacuum leaks, fuel pump issues, or faulty airflow meters. Electrical System: Aging wiring harnesses, corrosion in connectors, and intermittent failures are common in vehicles of this age. Engine Performance: Oil leaks, coolant leaks (especially from the radiator and hoses), and timing chain wear can occur. 📚 Vehicle History Brand Heritage Brand Origin: Datsun (Nissan's export brand), established in Japan. Model Evolution Predecessor: Datsun 240Z (S30), Datsun 260Z (S30). Design Philosophy: Continuation of the successful 'Z-car' lineage, offering a blend of sports car performance, styling, and relatively affordable pricing. Production Production Era: Part of the S30 generation, which ran from 1969 to 1978 (though the 280Z...