🏷️ Basic Information Identification Make: Mazda Model: Miata Chassis Code: NA Generation: First Generation (NA) Codes Model Years Covered: 1991, 1992, 1993 👋 Introduction Market Position Vehicle Category: Lightweight, rear-wheel-drive sports car Target Audience: Enthusiast drivers, DIY mechanics, restoration specialists Competitive Analysis Key Competitors Era: Lotus Elan, MG Midget, Triumph Spitfire, Alfa Romeo Spider Competitive Advantage: Reliability, affordability, excellent handling, widespread parts availability Key Features Driving Dynamics: Renowned for its balanced chassis, precise steering, and engaging driving experience Design Philosophy: Simple, lightweight, and driver-focused design inspired by classic British roadsters Convertible Experience: Iconic open-top motoring with a simple, manually operated soft top 📋 Manual Details Coverage Areas Primary Coverage: Mechanical, Electrical, Bodywork, Diagnostics, Maintenance, Repair Diagnostic Coverage: Troubleshooting charts, diagnostic procedures, wiring diagrams Body And Interior: Panel removal, interior trim, convertible top operation and repair Paint And Trim: Exterior trim component removal and installation, some paint color information (often limited in service manuals) Emissions Control: Emissions system components, diagnosis, and adjustment Page Count Estimated Pages: Hundreds of pages (specific number varies by publication, but typically 1000+ for a full factory service manual) Manual Type Type: Factory Service Repair Manual (FSM) Language Language: English Format Format: Download PDF 📖 Manual Coverage Systems Covered Engine Mechanical: Engine assembly, cylinder head, crankshaft, pistons, connecting rods, lubrication system, cooling system Engine Management: Fuel injection system (EFI), ignition system, electronic control unit (ECU), sensors, actuators Drivetrain: Clutch, transmission (manual), driveshaft, differential, rear axle Suspension: Front suspension (double wishbone), rear suspension (multi-link), shock absorbers, springs, bushings Steering: Steering gear, steering column, power steering system (if applicable - NA Miata typically manual steering) Brakes: Front disc brakes, rear disc brakes, hydraulic system, parking brake, ABS (if equipped) Electrical System: Battery, charging system, starting system, lighting system, interior electrical components, power windows, power mirrors HVAC: Heating, ventilation, and air conditioning (HVAC) system components and service Safety Systems: Seat belts, airbags (if equipped - typically not standard on early NA models) Procedures Included Routine Maintenance: Oil changes, filter replacements, fluid checks and top-offs, spark plug replacement, belt inspection and replacement Engine Overhaul: Complete engine disassembly, inspection, repair, and reassembly procedures Transmission Service: Clutch replacement, transmission fluid change, manual transmission overhaul Brake System Repair: Brake pad/shoe replacement, rotor/drum replacement, brake line/hose replacement, caliper/wheel cylinder service, bleeding procedure Suspension And Steering Repair: Component replacement (ball joints, tie rod ends, control arms, shocks, springs), alignment specifications Electrical Diagnostics: Troubleshooting electrical faults using wiring diagrams, component testing procedures Diagnostics And Troubleshooting: Systematic approach to identifying and resolving vehicle issues, symptom-based troubleshooting guides Fuel System Diagnosis: Fuel pump testing, injector servicing, fuel pressure checks Convertible Top Service: Adjustment, repair, and replacement of convertible top mechanisms and seals Technical Depth Depth Level: Comprehensive Factory-Level Detail Diagnostic Accuracy: Detailed diagnostic trouble codes (DTCs) interpretation and specific repair actions Torque Specifications: Exact torque values for all critical fasteners Schematics Diagrams: Detailed wiring diagrams, vacuum diagrams, and exploded views Measurement Tolerances: Precise specifications for wear limits and clearances Special Tools: Identification of specialized tools required for specific repairs 📊 Manual Specifications File Format Digital Format: Portable Document Format (PDF) Print Quality Printability: High-resolution, suitable for printing individual pages or the entire manual Searchability: Likely text-searchable PDF for quick information retrieval Binding Type Physical Format Potential: If printed, typically spiral-bound for lay-flat usability Paper Type Physical Format Potential: If printed, typically high-quality paper suitable for shop environments ⚙️ Engine Specifications Primary Engine Engine Type: Inline 4-cylinder, DOHC, 16-valve Engine Code: BP (1.6L), B6 (early models, some variations) Displacement: 1.6 Liters (1597cc) Performance Horsepower 1991-1993: 115 hp @ 6500 RPM (approx.) Torque 1991-1993: 100 lb-ft @ 5000 RPM (approx.) Redline: 7200 RPM Fuel System Fuel Delivery: Electronic Fuel Injection (EFI), Multi-point fuel injection (MPFI) Fuel Type: Unleaded gasoline (87 octane recommended, higher octane for optimal performance) Fuel Pump Pressure: Approx. 38-44 PSI (refer to manual for exact specification) Ignition System Ignition Type: Distributorless Ignition System (DIS) or Distributor-based systems depending on specific market/year variations Spark Plugs: NGK BKR5E-11 (or equivalent - consult manual for specific gap and type) 🔧 Transmission Standard Transmission Type: 5-Speed Manual Transmission Optional Transmission Type: 4-Speed Automatic Transmission (less common and typically not found on early NA models) Features Clutch Type: Hydraulically actuated, dry single-plate clutch Transmission Fluid Type: Mazda GL-5 Gear Oil (e.g., 75W-90) Transmission Fluid Capacity: Approx. 2.2 Liters (refer to manual for exact capacity) 📐 Dimensions Exterior Length: 155.7 inches (3955 mm) Width: 65.7 inches (1669 mm) Height: 48.4 inches (1229 mm) Wheelbase: 89.2 inches (2265 mm) Ground Clearance: 5.5 inches (140 mm) (approx.) Weights Curb Weight: 2149 - 2271 lbs (975 - 1030 kg) (depending on equipment) Gross Vehicle Weight Rating: Not prominently published, but typically around 3000 lbs (refer to specific VIN plate) 🛡️ Safety Features Ratings NHTSA Rollover Rating: NA (Vehicles of this era were not subject to the same...