The Mazda RX-7, specifically the Third Generation (FD) model code FD3S, represents a pinnacle of Japanese sports car engineering from 1993. This rear-wheel-drive icon is distinguished by its front-midship engine layout, housing a sophisticated 1.3L sequential twin-turbocharged rotary (13B-REW) engine, delivering approximately 255 horsepower. Its design philosophy emphasizes lightweight construction and aerodynamic efficiency, making it a formidable competitor in its era against vehicles like the Nissan 300ZX and Toyota Supra. Celebrated for its exceptional handling and unique rotary powerplant, the RX-7 earned a spot on Car and Driver's 10Best list in 1993, solidifying its status as an automotive legend. This comprehensive factory service manual provides essential guidance for the maintenance and repair of the 1993 Mazda RX-7. It covers all major vehicle systems, including the powertrain, chassis, and electrical components, offering detailed step-by-step repair instructions, extensive diagnostic procedures, and troubleshooting guides. With approximately 1500+ pages of English content, this manual is an invaluable resource for owners, mechanics, and technicians alike, ensuring proper upkeep and addressing potential issues. It details everything from routine scheduled maintenance and fluid changes to complex engine rebuilds and component adjustments, along with critical technical specifications and wiring diagrams. 🏷️ Basic Information Identification Make: Mazda Model: RX-7 Generation: Third Generation (FD) Model Code: FD3S Production Year Covered: 1993 👋 Introduction Market Position Category: Sports Car / Grand Tourer Target Audience: Enthusiasts, DIY mechanics, professional workshops Competitive Analysis Key Competitors Era: Nissan 300ZX (Z32), Toyota Supra (Mk IV), Mitsubishi 3000GT/GTO, Porsche 968 Key Features Drivetrain: Rear-wheel drive (RWD) Engine Layout: Front-midship engine, rotary Design Philosophy: Lightweight construction, aerodynamic efficiency, advanced rotary technology 📋 Manual Details Coverage Areas Primary Coverage: Complete official factory service repair manual Diagnostic Coverage: Extensive diagnostic procedures and troubleshooting guides Repair Coverage: Detailed step-by-step repair instructions for all major vehicle systems Page Count Estimated Page Count: Approximately 1500+ pages (typical for full factory manuals) Manual Type Type: Factory Service Manual (FSM) / Repair Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Powertrain: Engine (13B-REW rotary), transmission, drivetrain, cooling, lubrication, fuel, exhaust Chassis: Suspension (front and rear), steering, brakes, wheels, tires Electrical: Wiring diagrams, lighting, ignition, charging system, starter, body electronics, ECUs Body And Trim: Exterior panels, interior components, seats, glass, seals, bumpers HVAC: Heating, ventilation, and air conditioning systems Procedures Included Maintenance: Scheduled maintenance, fluid changes, filter replacements, inspections Diagnostics: Troubleshooting guides, DTC (Diagnostic Trouble Code) interpretation, component testing Repair: Component removal and installation, engine rebuild, transmission overhaul, brake caliper replacement Adjustment: Alignment procedures, clutch adjustment, idle speed adjustment Specifications: Torque specifications, clearances, tolerances, fluid capacities Technical Depth Depth: Comprehensive, covering all aspects from routine maintenance to full engine and transmission rebuilds Diagnostic Tools: Information on required special tools and diagnostic equipment Wiring Diagrams: Detailed, system-specific wiring diagrams with component locations 📊 Manual Specifications File Format PDF Quality: High-resolution, searchable text, printable Accessibility: Instant download Binding Type Binding: N/A (Digital PDF) Paper Type Paper Type: N/A (Digital PDF) ⚙️ Engine Specifications Primary Engine Engine Code: 13B-REW Engine Type: Rotary (Wankel) Induction: Sequential Twin-Turbocharged Displacement: 1.3 L (654 cc x 2 rotor faces) Performance Horsepower: 255 hp @ 6500 rpm (approx.) Torque: 217 lb-ft @ 5000 rpm (approx.) Fuel System Fuel Delivery: Electronic Fuel Injection (EFI) Fuel Type: Unleaded Premium Gasoline (91+ octane recommended) 🔧 Transmission Standard Type: 5-speed Manual Optional Type: 4-speed Automatic (less common, often referred to as the 'Type-E') Features Clutch: Hydraulically actuated, multi-plate clutch (specifics detailed in manual) Transmission Fluid: Dexron III or equivalent (refer to manual for exact spec and capacity) 📐 Dimensions Exterior Length: 170.1 inches (4320 mm) Width: 69.1 inches (1755 mm) Height: 48.2 inches (1225 mm) Wheelbase: 95.5 inches (2425 mm) Weights Curb Weight: Approx. 2,900-3,100 lbs (1315-1406 kg) depending on trim and options 🛡️ Safety Features Ratings NHTSA Ratings: Not explicitly rated by NHTSA for this model year in the same way as modern vehicles, but known for its chassis dynamics. Active Features ABS: Standard Anti-lock Braking System Traction Control: Available Traction Control System (TCS) Passive Features Airbags: Driver and passenger front airbags Seatbelts: 3-point inertia reel seatbelts with pretensioners 💡 Technology Features Infotainment Audio System: Bose premium audio system (optional on some trims) Climate Control: Automatic climate control (optional) Driver Assistance Cruise Control: Standard cruise control Connectivity Radio Type: AM/FM Stereo with Cassette Player and optional CD player 🔧 Maintenance Service Intervals Oil Change Interval: Every 3,000-5,000 miles or 3-6 months, using high-quality synthetic oil (refer to manual for specific recommendation) Spark Plug Replacement: Refer to manual, typically around 30,000 miles for specific rotary spark plugs Timing Belt Replacement: N/A (Rotary engines do not have timing belts; they use a chain or gears). Fluid Specifications Engine Oil: API SG or SH, SAE 10W-30 or 5W-30 (check manual for precise viscosity and type, particularly for rotary specifics like ashless oil additive) Coolant:...