The Mazda Miata, specifically the NA generation covering the 1991, 1992, and 1993 model years, represents a celebrated lightweight sports car renowned for its pure driving experience and adherence to the "Jinba Ittai" philosophy. This rear-wheel-drive roadster, powered by a 1.6L inline-4 engine, offers an engaging and responsive connection between driver and machine, making it a favorite among enthusiasts and a multiple recipient of automotive accolades, including Car and Driver's 10Best list. Its compact dimensions, balanced chassis, and accessible performance have cemented its status as an icon in the automotive world, offering a timeless appeal for spirited driving. This comprehensive Workshop Service Manual (WSM) provides in-depth coverage for the Mazda Miata NA generation, encompassing all aspects of service, repair, and maintenance. It serves as an essential resource for DIY enthusiasts, independent mechanics, and owners aiming to preserve their vehicle's performance and longevity. Within its extensive pages, you will find detailed procedures for powertrain, drivetrain, chassis, and electrical systems, alongside guidance on body and trim, HVAC, troubleshooting, diagnostics, and the use of specialized tools. This manual is designed to empower users with the knowledge required for everything from routine upkeep to complex overhauls, ensuring a thorough understanding and effective execution of maintenance tasks. 🏷️ Basic Information Identification Make: Mazda Model: Miata Generation: NA (First Generation) Production Years Covered: 1991, 1992, 1993 Codes Chassis Codes: NA (all models within this generation) 👋 Introduction Market Position Vehicle Segment: Lightweight Sports Car / Roadster Target Audience Manual: DIY enthusiasts, independent mechanics, Mazda Miata owners seeking to perform their own maintenance and repairs Competitive Analysis Vehicle Competitors: Lotus Elan M100, Triumph Spitfire (historically), Alfa Romeo Spider Key Features Vehicle Philosophy: Jinba Ittai (Horse and Rider as One) - driver-centric, pure driving experience Manual Value Proposition: Empowers owners to save significant costs on repairs and maintenance, fosters a deeper understanding of the vehicle 📋 Manual Details Coverage Areas Primary Focus: Service, Repair, Maintenance Depth Of Coverage: In-depth, Professional Quality Included Components: All aspects of vehicle repair and maintenance Page Count Estimated Page Count: Thousands (typical for a full WSM) Manual Type Type: Workshop Service Manual (WSM) Language Language: English Format File Format: PDF Delivery Method: Instant Download Digital Requirements: Adobe PDF Reader Platform Compatibility: All Versions of Windows & Mac 📖 Manual Coverage Systems Covered Powertrain: Engine, Fuel System, Exhaust System, Cooling System, Lubrication System Drivetrain: Transmission, Clutch, Driveshafts, Differential Chassis: Suspension (Front & Rear), Steering System, Brakes (Front & Rear), Wheels & Tires Electrical: Wiring Diagrams, Ignition System, Starting System, Charging System, Lighting System, Instrumentation, Audio System, Power Accessories Body And Trim: Exterior Body Panels, Interior Trim, Doors, Hood, Trunk, Convertible Top Mechanism HVAC: Heating, Ventilation, and Air Conditioning System Procedures Included Maintenance: Routine checks, oil changes, filter replacements, fluid checks and top-offs, spark plug replacement, belt inspection/replacement Troubleshooting: Diagnostic procedures for common and uncommon faults, fault codes (if applicable), symptom-based troubleshooting guides Repair: Component removal and installation, adjustments, rebuilding procedures (e.g., engine, transmission), panel beating, upholstery repair Diagnostics: Step-by-step diagnostic routines for electrical and mechanical issues Technical Depth Level: Comprehensive: From basic maintenance to major overhauls and complex diagnostics Visuals: Detailed diagrams, illustrations, and photographic representations Special Tools: Identification and usage of specialized tools required for specific repairs 📊 Manual Specifications File Format Print Quality: Full Printable (High-resolution pages) Binding Type Physical Representation: Digital (Downloadable PDF), Not a physical book Paper Type Digital Paper Quality: Simulates high-quality service manual paper Searchability Text Search: Likely searchable text within the PDF for quick information retrieval ⚙️ Engine Specifications Primary Engine Engine Code: B6 (1.6L) Engine Type: Inline 4-cylinder, DOHC, 16-valve Displacement: 1597 cc (1.6 Liters) Performance Horsepower: 115 hp @ 6500 rpm (approx.) Torque: 100 lb-ft @ 5000 rpm (approx.) Fuel System Injection Type: Multi-point Fuel Injection (MPI) Fuel Type: Unleaded Gasoline (87 octane minimum recommended) Maintenance Points Spark Plugs: NGK BP5EYA (or equivalent) Timing Belt Replacement Interval: Every 60,000 miles or 5 years (whichever comes first) Engine Oil Capacity: 3.7 US quarts (3.5 Liters) with filter change Engine Oil Specification: SAE 5W-30 (API SG or higher) 🔧 Transmission Standard Type: 5-speed Manual Transmission Optional Type: 4-speed Automatic Transmission (less common) Features Manual Transmission Fluid: GL-1 SAE 80W-90 (or equivalent API GL-4) Automatic Transmission Fluid: Mazda ATF-Type T-IV (or equivalent) 📐 Dimensions Exterior Length: 3915 mm (154.1 inches) Width: 1675 mm (65.9 inches) Height: 1235 mm (48.6 inches) (soft top up) Wheelbase: 2265 mm (89.2 inches) Weights Curb Weight: Approx. 960 kg (2116 lbs) Front Track: 1420 mm (55.9 inches) Rear Track: 1430 mm (56.3 inches) 🛡️ Safety Features Ratings பெறு Rating Source: NHTSA (National Highway Traffic Safety Administration) - historical data may vary. Active Features Brakes: Front: Ventilated Disc, Rear: Solid Disc (Anti-lock Braking System - ABS, optional on some models) Steering: Power-assisted rack and pinion Passive Features Airbags: Driver-side airbag standard (on later models),...