🏷️ Basic Information Identification Make: Mazda Model: RX-7 Generation: FC3S Model Years Covered: 1989, 1990, 1991 Codes Chassis Code: FC3S 👋 Introduction Market Position Target Audience: Owners, hobbyists, and professional mechanics seeking comprehensive repair and maintenance information for the 1989-1991 Mazda RX-7 (FC). Competitive Analysis Value Proposition: Provides factory-level technical data, detailed diagrams, and step-by-step instructions, mirroring what professional technicians use. Key Features Content Highlight: Extensive troubleshooting guides, specific rotary engine maintenance procedures, and detailed wiring diagrams. Format Benefit: Instant download allows immediate access to critical repair information. 📋 Manual Details Coverage Areas Primary Focus: Service, Repair, Maintenance, Restoration, Diagnosis Secondary Focus: Troubleshooting, Preventative Maintenance Page Count Estimated Pages: Varies (file size up to 5GB) Manual Type Type: Factory Service Manual / Workshop Manual Language Language: English Format Format: PDF (Digital Download) 📖 Manual Coverage Systems Covered Powertrain: Engine (Rotary - 13B), Engine Lubrication, Cooling System, Fuel System, Emissions Control, Ignition System, Transaxle (Manual & Automatic), Differential, Driveshaft Chassis: Suspension (Front & Rear), Steering System, Brakes (including ABS), Wheels & Tires Body And Interior: Body Exterior, Interior Trim, Doors, Windows, HVAC (Heating, Ventilation, Air Conditioning), Climate Control (Automatic) Electrical: Wiring Diagrams, Engine Electrical, Body Electrical, Lighting, Instrumentation, SRS (Supplemental Restraint System) Procedures Included Routine Maintenance: Tune-up Procedures, Fluid Changes, Filter Replacements, Belt Adjustments, Spark Plug Replacement (Rotary specific) Engine Repair: Engine Removal/Installation, Cylinder Head/Valve Train (Apex Seals, Rotor Housing Inspection), Engine Block, Intake/Exhaust Systems, Engine Rebuild Procedures, Timing Procedures (Apex Seal Wear, Eccentric Shaft) Transmission Repair: Clutch Service, Manual Transmission Overhaul, Automatic Transmission Overhaul, Differential Service Brake And Suspension Repair: Brake System Diagnosis and Repair, ABS System Service, Suspension Component Replacement, Steering System Adjustment Electrical Diagnosis: Wiring Harness Inspection, Component Testing, ECU Diagnostics, SRS System Checks Bodywork And HVAC: Body Panel Repair, HVAC System Service and Recharge, Climate Control Calibration Troubleshooting: Comprehensive Diagnostic Flowcharts and Symptom-Based Troubleshooting Technical Depth Depth: Complete from basic maintenance to in-depth engine rebuilds and complex electrical diagnostics. Expertise Level: Suitable for DIY enthusiasts to professional technicians. 📊 Manual Specifications File Format Digital Format: PDF Portability: Savable on computers, tablets, and other digital devices. Accessibility: Requires PDF reader; may require unzipping software (WinZip/WinRAR). Print Quality Printability: Printable on any computer (Windows, Linux, Mac). Binding Type Binding: Not Applicable (Digital Download) Paper Type Paper Quality: Not Applicable (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Type: Rotary (Wankel) Engine Code: 13B Displacement: 1.3L (654cc x 2 rotors) Aspiration: Naturally Aspirated (NA) and Turbocharged (Turbo II) Performance Horsepower Na: Approx. 160-170 hp (depending on market and specific model year) Horsepower Turbo: Approx. 200-210 hp (Turbo II models) Torque Na: Approx. 150-155 lb-ft Torque Turbo: Approx. 200-203 lb-ft Fuel System Fuel Delivery: Electronic Fuel Injection (EFI) Fuel Type: Unleaded Gasoline Oil Specifications: Refer to manual for specific viscosity (e.g., 10W-30, 5W-30), API service category, and capacity. Crucial for rotary lubrication. 🔧 Transmission Standard Type: 5-Speed Manual Optional Type: 4-Speed Automatic (less common, performance-oriented buyers preferred manual) Features Clutch Type: Hydraulically Actuated Single Dry Plate Differential: Rear-Wheel Drive with Viscous Coupling Limited-Slip Differential (optional on some models, standard on Turbo II) 📐 Dimensions Exterior Body Styles: Coupe (FS), Convertible (Targa top also available) Weights Curb Weight: Approx. 2800-3000 lbs (depending on trim and options) 🛡️ Safety Features Ratings Crash Test Data: Refer to specific year NHTSA/IIHS data if available; generally robust for its era. Active Features Braking System: Power-assisted disc brakes (front and rear), Anti-lock Braking System (ABS) available on later models and Turbo II variants. Passive Features Restraint System: Driver and Passenger Airbags (standard on later models), Three-point Seatbelts 💡 Technology Features Infotainment Audio System: Factory AM/FM/Cassette or CD player, often with premium speaker options. Driver Assistance ABS: Anti-lock Braking System (ABS) available on select models, particularly Turbo II and later production years. Connectivity Electronics Architecture: Analog and early digital electronics for engine management and vehicle functions. 🔧 Maintenance Service Intervals Oil Change: Typically every 3,000-5,000 miles or 6 months, with emphasis on using high-quality oil specifically suited for rotary engines. Spark Plug Replacement: Recommended at regular intervals due to the nature of rotary combustion; consult manual for specific types and intervals. Timing Belt Alternative: Rotary engines do not have timing belts; they utilize eccentric shafts and timing chains/gears. Fluid Specifications Engine Oil: API SG or SH, SAE 10W-30 or 5W-30 recommended. Always check the manual for precise recommendations. Crucial to maintain oil level. Coolant: Mazda-specific long-life coolant or equivalent (typically a 50/50 mix of antifreeze and distilled water). Transmission Fluid Manual: GL-4 gear oil (e.g., 75W-90). Transmission Fluid Automatic: Dexron II or equivalent ATF. Brake Fluid: DOT 3 or DOT 4. Known Issues Apex Seals: Wear of apex seals is a primary concern for rotary engines, leading to loss of compression and performance. Regular checks and proper maintenance are vital. Oil Consumption: Rotary engines naturally consume a small...