🏷️ Basic Information Identification Make: Mazda Model: Miata Model Generation: NA (First Generation) Product Name: Mazda MIATA Service Repair Manual 1991-1992 👋 Introduction Market Position Market Segment: Affordable lightweight sports car Positioning: Iconic roadster offering pure driving enjoyment and classic sports car appeal Competitive Analysis Competitors: Lotus Elan M100, Fiat Spider, Alfa Romeo Spider, Triumph Spitfire (historically) Key Features Driving Dynamics: Excellent handling, balance, rear-wheel drive, lightweight construction Design Philosophy: Simple, reliable, driver-focused Manual Value Proposition Benefit: Empowers owners to perform repairs and maintenance themselves, saving on labor costs and enhancing understanding of the vehicle 📋 Manual Details Coverage Areas Coverage Years: 1991, 1992 Covered Models: Mazda Miata (NA Chassis) Page Count Estimated Pages: Est. 1500-2000+ pages (typical for factory service manuals of this era covering multiple systems) Manual Type Type: Factory Service Repair Manual (Workshop Manual) Language Language: English Format Format: PDF 📖 Manual Coverage Systems Covered Engine: 1.6L DOHC 16-Valve (B6ZE) Cooling System: Radiator, fan, thermostat, hoses, coolant specifications Fuel System: Fuel pump, injectors, fuel filter, pressure regulator, fuel lines, evaporative emissions Ignition System: Spark plugs, coils, ignition timing, diagnostic procedures Exhaust System: Catalytic converter, mufflers, pipes, gaskets Transmission: 5-Speed Manual Transmission (FS5W71C), clutch system, driveline Suspension: Front and rear independent suspension, shock absorbers, springs, control arms, bushings Steering: Rack and pinion steering, power steering system (if equipped, though most NA Miatas were manual steering) Brakes: Front disc brakes, rear disc brakes, brake fluid, hydraulic system, parking brake Electrical System: Battery, alternator, starter, wiring diagrams, lighting, fuses, relays Body And Chassis: Body panels, doors, hood, trunk, convertible top mechanism, chassis components HVAC: Heating, ventilation, and air conditioning system (if equipped) Interior: Dashboard, seats, trim panels, instrumentation Procedures Included General Maintenance: Oil changes, filter replacements, fluid checks, tire rotations Engine Overhaul: Engine disassembly, inspection, repair, and reassembly Transmission Repair: Transmission removal, disassembly, repair, and installation Brake System Repair: Brake pad replacement, caliper servicing, rotor replacement, brake bleeding Suspension Component Replacement: Shock absorber replacement, ball joint replacement, bushing replacement Electrical Diagnostics: Troubleshooting electrical faults, wiring repairs, component testing Body Repair: Panel alignment, rust repair procedures, door adjustments Troubleshooting Guides: Diagnostic flowcharts for common problems Technical Depth Depth: Comprehensive (covering routine maintenance to complete engine and transmission rebuilds) Diagnostic Information: Detailed diagnostic procedures, trouble codes (if applicable for the era), sensor data interpretation Torque Specifications: All critical torque values for fasteners Wiring Diagrams: Detailed electrical schematics for all systems 📊 Manual Specifications File Format File Type: PDF Searchable: Typically searchable text within PDF for easy navigation Print Quality Quality: High-resolution scans of original factory documentation Binding Type Binding Format: N/A (Digital PDF) Paper Type Original Medium: Paper (for reference of original state) ⚙️ Engine Specifications Primary Engine Engine Code: B6ZE Configuration: Inline 4-cylinder, DOHC, 16-valve Displacement: 1.6 Liters (1597 cc) Bore X Stroke: 78.0 mm x 83.6 mm Compression Ratio: 9.4:1 Performance Horsepower 1991: 116 hp @ 6500 rpm Torque 1991: 100 lb-ft @ 5000 rpm Horsepower 1992: 116 hp @ 6500 rpm (Minor revisions, performance largely the same) Torque 1992: 100 lb-ft @ 5000 rpm Fuel System Fuel Delivery: Electronic Fuel Injection (EFI) Fuel Type: Unleaded Gasoline (Octane Rating: 91 or higher recommended) Engine Management ECU: ECU (Engine Control Unit) managing fuel injection and ignition timing 🔧 Transmission Standard Type: 5-speed Manual Transmission Transmission Model: FS5W71C (shared with other Nissan/Mazda applications) Optional Type: 4-speed Automatic Transmission (Optional, less common) Features Clutch Type: Hydraulically actuated, single dry plate Fluid Specifications Manual Transmission Fluid Spec: API GL-4, SAE 75W-90 (or similar viscosity) Automatic Transmission Fluid Spec: Dexron III or equivalent 📐 Dimensions Exterior Length: 3955 mm (155.7 inches) Width: 1675 mm (65.9 inches) Height: 1235 mm (48.6 inches) Wheelbase: 2265 mm (89.2 inches) Ground Clearance: 135 mm (5.3 inches) Weights Curb Weight: Approx. 955 kg (2105 lbs) Gross Vehicle Weight Rating: Approx. 1200 kg (2645 lbs) 🛡️ Safety Features Ratings NHTSA Front Impact Driver: Not extensively tested by modern standards, but known for robust chassis for its size. NHTSA Front Impact Passenger: Not extensively tested by modern standards. Active Features ABS: Available as an option on some models, standard on later years/higher trims. Passive Features Airbags: Driver-side airbag standard from 1990 onwards. Seatbelts: 3-point inertia-reel seat belts Rollover Protection: Reinforced A-pillars and optional roll bar behind seats 💡 Technology Features Infotainment Audio System: Factory AM/FM stereo cassette player (optional CD player in later years). Speakers: Typically 4 speakers (dash and door). Driver Assistance Cruise Control: Optional on most models. Connectivity Aux Input: Not standard; aftermarket solutions required. 🔧 Maintenance Service Intervals Oil Change Interval: Every 7,500 miles or 6 months, whichever comes first (synthetic oil recommended). Engine Oil Filter Replacement: With every oil change. Air Filter Replacement: Every 15,000 miles or 12 months. Fuel Filter Replacement: Every 30,000 miles or 24 months. Spark Plug Replacement: Every 30,000 miles (NGK BKR5E-11 recommended). Timing...