🏷️ Basic Information Identification Make: Datsun Model: 280Z Year: 1977 Codes Internal Model Code: HLS30 (for the coupe chassis) 👋 Introduction Market Position Target Audience: Professional automotive technicians and advanced DIY enthusiasts looking for in-depth repair and maintenance information for their 1977 Datsun 280Z. Competitive Analysis Manual Advantage: Provides original manufacturer data, detailed diagrams, and step-by-step procedures essential for accurate repairs and maintenance. Offers a cost-effective alternative to dealer service. Key Features Content Highlights: Original manufacturer specifications, comprehensive wiring diagrams, detailed troubleshooting, complete overhaul procedures, accessible via instant digital download. 📋 Manual Details Coverage Areas Primary Coverage: Datsun 280Z (1977 model year) Secondary Coverage: May include some overlapping components with adjacent model years (1975-1978) but is specifically targeted at 1977. Page Count Estimated Page Count: Hundreds (specific number not provided, but typical for comprehensive workshop manuals). Manual Type Type: Workshop Service Manual / Repair Manual Language Language: English Format Digital Format: PDF 📖 Manual Coverage Systems Covered Engine: Engine mechanicals, fuel injection system (Bosch L-Jetronic), ignition system, cooling system, lubrication system, exhaust system, engine tuning, diagnostics. Transmission: Manual transmission (FS5W71B), automatic transmission (optional), clutch, driveshaft, differential. Brakes: Front disc brakes, rear drum brakes, hydraulic system, parking brake, brake fluid specifications. Steering: Steering gear, steering column, power steering system (if equipped). Suspension: Front independent suspension (struts, control arms, anti-roll bar), rear solid axle (leaf springs, shock absorbers), wheel alignment specifications. Electrical: Complete wiring diagrams, lighting system, charging system (alternator), starting system (starter motor), battery, fuses, relays, gauges, instrumentation, diagnostic connectors. Bodywork: Exterior panels, doors, hood, trunk, glass, seals, interior trim, body repair procedures, paint codes (likely referenced). HVAC: Heating and air conditioning system (if equipped), ventilation. Procedures Included Maintenance: Periodic maintenance charts, lubrication, fluid changes, filter replacements, spark plug specifications, tune-up procedures. Repair: Step-by-step repair instructions for all major systems, component removal and installation, rebuilding procedures. Troubleshooting: Diagnostic procedures for common and uncommon issues, symptom-based troubleshooting guides, fault finding. Overhaul: Detailed overhaul procedures for engine, transmission, and other major components. Diagnostics: Specific diagnostic steps for the L-Jetronic fuel injection system, ignition system, and other electronic components. Technical Depth Depth: Comprehensive; suitable for professional technicians and advanced DIY enthusiasts. Covers everything from basic maintenance to complete engine rebuilds and electrical system diagnostics. 📊 Manual Specifications File Format Format: PDF Print Quality Printability: Full Printable Zoom Functionality: YES (Zoom IN/OUT for detailed viewing) Binding Type Binding: Digital Download (No physical binding) Paper Type Paper Type: N/A (Digital format) Delivery Delivery Method: Instant Download Requirements Software Requirements: Adobe PDF Reader & WinRAR Compatibility Operating Systems: All Versions of Windows & Mac ⚙️ Engine Specifications Primary Engine Engine Code: L28 Engine Type: Inline 6-cylinder, SOHC (Single Overhead Camshaft) Displacement: 2753 cc (2.8 Liters) Bore X Stroke: 86.0 mm x 77.7 mm Performance Horsepower Gross: 170 hp @ 5600 rpm (approximate, US specification) Torque Gross: 217 lb-ft @ 4400 rpm (approximate, US specification) Fuel System Fuel Delivery: Bosch L-Jetronic Fuel Injection Fuel Type: Unleaded gasoline Ignition System Ignition Type: Electronic Ignition System (breakerless) Cooling System Cooling Medium: Water-cooled Lubrication System Oil Capacity: Approx. 5.0 US quarts (4.7 Liters) with filter change. Recommended Oil Viscosity: Refer to manual; typically SAE 10W-30 or 10W-40 depending on ambient temperature. 🔧 Transmission Standard Transmission Type: FS5W71B 5-speed manual transmission Optional Transmission Type: Optional 3-speed automatic transmission Features Manual Fluid Type: Refer to manual; typically GL-4 gear oil (e.g., 75W-90). Automatic Fluid Type: Refer to manual; typically Dexron III or equivalent. 📐 Dimensions Exterior Length: 163.8 inches (4160 mm) Width: 64.9 inches (1650 mm) Height: 50.6 inches (1285 mm) Wheelbase: 90.7 inches (2300 mm) Weights Curb Weight: Approx. 3050 lbs (1383 kg) for manual transmission. Gross Vehicle Weight Rating: Refer to vehicle placard or manual. 🛡️ Safety Features Ratings Crash Test Data: No standardized crash test ratings (e.g., NHTSA) available for this era of vehicle in the same way as modern cars. Manual will cover vehicle structural integrity and safety system components. Active Features Braking System: Front disc brakes, rear drum brakes, dual-circuit hydraulic system. Passive Features Seat Belts: Lap and shoulder belts (standard). Body Structure: Reinforced safety structure for its time. 💡 Technology Features Infotainment Audio System: Factory AM/FM radio, optional cassette player. Manual will cover wiring and basic diagnostics for these systems. Driver Assistance Driving Aids: None (this era of vehicle predates modern driver-assistance technologies). Connectivity Connectivity Features: N/A (No modern connectivity features). 🔧 Maintenance Service Intervals Oil Change Interval: Refer to manual; typically every 3,000 to 5,000 miles (4,800 to 8,000 km) or 6 months, whichever comes first. Tune Up Interval: Refer to manual; typically every 15,000 to 30,000 miles (24,000 to 48,000 km). Spark Plug Replacement: Refer to manual; typically every 15,000 to 30,000 miles (24,000 to 48,000 km). Fluid Specifications Coolant Type: Ethylene glycol based antifreeze (refer to manual for specific mixture ratio and type). Brake...