🏷️ Basic Information Identification Make: Mazda Model: RX-7 Generation: FC3S (Second Generation) Codes Chassis Code: FC3S Engine Code Primary: 13B (Rotary) 👋 Introduction Market Position Segment: Sports Coupe/Convertible Competitive Analysis Key Competitors: Nissan 300ZX (Z32), Toyota Supra (MkIII), Porsche 944, Chevrolet Camaro/Pontiac Firebird (late 3rd gen) Key Features Engineering Philosophy: Lightweight chassis, balanced weight distribution, rotary engine technology, driver-focused ergonomics. Model Variants: Coupe, Convertible, Turbo II (performance variant), Non-Turbo models. 📋 Manual Details Coverage Areas Years Covered: 1989, 1990, 1991 Regions Covered: Global (North American and Japanese specifications are typically included in comprehensive factory manuals) Page Count Estimated Pages: Hundreds (Specific count varies by exact edition, but typically exceeds 1000 pages for a complete factory service manual) Manual Type Type: Factory Service Repair Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Powertrain: Engine (Rotary 13B, twin-turbo and naturally aspirated), Fuel System, Cooling System, Exhaust System, Drivetrain (RWD) Chassis: Suspension (Front & Rear), Steering, Brakes (ABS available), Driveline Electrical: Wiring Diagrams, Lighting, Instrumentation, Audio System, Power Accessories, ECU and Sensors Body: Exterior Body Panels, Interior Trim, Doors, Windows, HVAC System Procedures Included Maintenance: Scheduled Maintenance, Oil Changes, Filter Replacements, Spark Plug Replacement, Fluid Checks and Replacements Repair: Engine Overhaul, Transmission Repair, Brake System Overhaul, Suspension Component Replacement, Electrical Component Diagnosis and Repair Troubleshooting: Diagnostic Flowcharts, Symptom-Based Troubleshooting Guides, Diagnostic Trouble Codes (DTCs) Specifications: Torque Specifications, Clearances, Tolerances, Fluid Capacities, Electrical Specifications Technical Depth Depth: Comprehensive factory-level repair and diagnostic information, suitable for professional technicians and advanced enthusiasts. 📊 Manual Specifications File Format Quality: High-resolution scans or original digital files, ensuring clarity of text and diagrams. Searchability: Typically includes searchable text (OCR) for quick information retrieval. Print Quality Print Readability: Designed for clear printing, with legible diagrams and text. Binding Type For Print: Digital PDF allows for printing individual sections or the entire manual, suitable for various binding methods (e.g., binder, comb binding). Paper Type For Print: N/A (Digital Format), but original manuals typically used durable, coated paper suitable for workshop environments. ⚙️ Engine Specifications Primary Engine Type: Rotary (Wankel) Displacement: 1.3 Liters (654cc x 2 rotor equivalent) Configuration: Twin-Rotor Performance Turbo Ii Horsepower: 200 hp @ 6500 rpm (approx.) Turbo Ii Torque: 196 lb-ft @ 3500 rpm (approx.) Naturally Aspirated Horsepower: 145 hp @ 6000 rpm (approx.) Naturally Aspirated Torque: 135 lb-ft @ 4000 rpm (approx.) Fuel System Induction Turbo: Bosch L-Jetronic Fuel Injection with Twin Turbochargers (Sequential on later models) Induction Naturally Aspirated: Bosch L-Jetronic Fuel Injection Engine Management ECU: Engine Control Unit (ECU) managing fuel, ignition, and boost pressure. 🔧 Transmission Standard Type: 5-speed Manual Optional Type: 4-speed Automatic Features Drive Layout: Rear-Wheel Drive (RWD) Clutch: Hydraulic clutch system 📐 Dimensions Exterior Length: 4370 mm (approx. for Coupe) Width: 1690 mm (approx.) Height: 1265 mm (approx. for Coupe) Wheelbase: 2500 mm (approx.) Weights Curb Weight Turbo Ii: 1350 kg (approx.) Curb Weight Naturally Aspirated: 1260 kg (approx.) 🛡️ Safety Features Ratings NHTSA Front Impact: Not explicitly rated by NHTSA for this model year in all configurations, but designed with safety crumple zones and reinforcing structures. Active Features ABS: Anti-lock Braking System (ABS) available on select models and trims. Brake Bias: Adjustable brake proportioning valve (manual adjustment on some models). Passive Features Airbags: Driver-side airbag standard on most models from 1990 onwards, passenger airbag optional or standard on later models/markets. Seatbelts: Three-point inertia reel seatbelts Chassis Reinforcement: Integrated roll-over protection structure in convertible models, chassis reinforcement in coupes. 💡 Technology Features Infotainment Audio System: Factory AM/FM stereo with cassette player, optional CD player on later models. Speakers integrated into doors and rear deck. Driver Assistance Cruise Control: Standard on many models, providing long-distance driving comfort. Connectivity Interior Features: Driver-oriented cockpit, adjustable steering column, power windows, power locks, and climate control. 🔧 Maintenance Service Intervals Oil Change: Every 5,000 miles or 6 months, whichever comes first. Use synthetic oil recommended for rotary engines. Spark Plugs: Replace every 30,000 miles. Specific platinum-tipped or iridium spark plugs are crucial for rotary engines. Coolant Flush: Every 2 years or 30,000 miles. Fluid Specifications Engine Oil: API SG or higher, SAE 10W-30 or 10W-40 (Synthetic recommended for rotary engines). Specific rotary-specific oils are ideal. Transmission Fluid Manual: GL-5 75W-90 gear oil Transmission Fluid Automatic: Dexron II or equivalent Coolant: Mazda Long Life Coolant (or equivalent ethylene glycol-based coolant, 50/50 mix with distilled water) Brake Fluid: DOT 3 or DOT 4 Known Issues Apex Seals: Wear of apex seals is a common rotary engine issue, leading to loss of compression. Regular oil changes and proper engine warm-up/cool-down are critical. Oil Consumption: Rotary engines naturally consume some oil as part of their lubrication system. The manual details the expected consumption and how to monitor it. Turbo Charger Reliability: Turbocharger wear can occur, especially if not properly maintained or if heat management is...