🏷️ Basic Information Identification Make: Mazda Model: RX-2 Generation: First Generation Model Codes: SA22C (Chassis code for later RX-7, but often used broadly for early rotary Mazdas, specific RX-2 codes vary) Production Years Covered: 1970-1978 👋 Introduction Market Position Target Audience: Do-it-yourselfers and experienced mechanics. Value Proposition: Inexpensive way to keep the vehicle working properly, avoids costly mechanic fees. Competitive Analysis Availability: Essential resource for owners of aging classic rotary vehicles where parts and expertise can be scarce. Key Features Instruction Format: Step-by-step instructions, numbered instructions, bold figure numbers. Critical Information: Notes, cautions, and warnings pinpoint critical information. Navigation: Numbered table of contents for quick information retrieval. Diagnostic Aid: Combined troubleshooting and electrical service procedures with wiring diagrams. Visual Guidance: Detailed drawings, clear photographs, enlarged insets for detailed part examination. 📋 Manual Details Coverage Areas Primary Market: Global (primarily North America and Japan) Region Specific Notes: Covers variations applicable to North American and Japanese market models. Page Count Estimated Page Count: Hundreds (specific count not provided, typical for comprehensive FSM) Manual Type Manual Type: Factory Service Manual / Workshop Manual / Repair Manual Language Language: English Format File Format: PDF 📖 Manual Coverage Systems Covered Engine Mechanical: Complete disassembly, assembly, inspection, and repair of the rotary engine (12A engine). Engine Management: Ignition system, starting system, charging system (alternator, starter), fuel system (carburetor tuning, fuel pump, lines). Transmission: Manual transmission repair, clutch system, driveshaft, differential. Suspension: Front and rear suspension systems, shock absorbers, springs, bushings, alignment specifications. Steering: Steering gearbox, linkage, power steering system (if applicable). Brakes: Front disc brakes, rear drum brakes, hydraulic system, parking brake. Electrical: Wiring diagrams, lighting systems, instrumentation, warning systems, body electricals. Body And Interior: Body panel repair, door mechanisms, interior trim, seats, glass, weatherstripping. HVAC: Heating, ventilation, and air conditioning (if equipped). Emission Controls: Emission control systems specific to the era and market. Procedures Included Maintenance: Regular maintenance tasks, fluid changes, filter replacements, tune-ups. Troubleshooting: Diagnostic procedures for common and uncommon issues, symptom-based troubleshooting. Repair: Step-by-step instructions for component repair and replacement. Disassembly Assembly: Detailed procedures for complete vehicle and component teardown and reassembly. Special Tools: Identification and usage of specialized tools required for specific procedures. Technical Depth Depth: Comprehensive, from basic maintenance to complete engine rebuilds and electrical diagnostics. Detail Level: High detail with exploded views, diagrams, and photographs for clarity. 📊 Manual Specifications File Format File Type: PDF Requirements: PDF Reader Printability: All pages printable Searchability: Likely searchable text within PDF (standard for modern digital manuals). Print Quality Diagram Quality: Top quality diagrams, detailed exploded pictures. Photo Quality: Hundreds of photos and illustrations. Binding Type Binding Type: Digital Download (no physical binding) Paper Type Paper Type: N/A (Digital format) ⚙️ Engine Specifications Primary Engine Engine Type: Rotary (Wankel) Engine Code: 12A Displacement: 1146 cc (two rotors, 573 cc per rotor) Rotor Housing Material: Chromium plated cast iron Apex Seals: Typically made of ferrite or carbon composite material (specific to era). Performance Horsepower Approximate: Around 125-130 HP (varies by market and specific tuning) Torque Approximate: Around 115-120 lb-ft (varies by market and specific tuning) Fuel System Carburetor Type: Dual Downdraft Carburetors (e.g., Hitachi or Mikuni twin-choke) Fuel Type: Unleaded gasoline (as regulations changed, early models may have used leaded) Fuel Pump: Mechanical diaphragm fuel pump. 🔧 Transmission Standard Type: 4-speed manual transmission Optional Type: 3-speed automatic transmission (less common) Features Clutch Type: Single dry plate clutch Transmission Fluid: Manual Transmission Fluid (GL-4 spec common for this era) 📐 Dimensions Exterior Body Styles: Coupe, Hardtop Coupe Wheelbase Inches: Approx. 98.2 inches Length Inches: Approx. 168.7 inches Width Inches: Approx. 65.0 inches Height Inches: Approx. 51.2 inches Weights Curb Weight Lbs: Approx. 2300-2500 lbs (varies by configuration) 🛡️ Safety Features Ratings Crash Test Data: Limited official crash test data available for this early model from modern standards. Active Features Braking System: Front disc brakes, rear drum brakes. Passive Features Seatbelts: Standard lap and shoulder belts (early models may have had lap belts only depending on market). Construction: Unibody construction. 💡 Technology Features Infotainment Audio System: Factory fitted AM/FM radio, likely with an 8-track player or cassette option. Driver Assistance Driver Aids: None by modern standards; focus on basic driving controls. 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 3,000 miles or 3 months (critical for rotary engines). Spark Plug Replacement: Regular replacement is crucial for rotary performance (specific intervals in manual). Engine Seals Inspection: Regular checks for oil seal wear and compression are vital. Fluid Specifications Engine Oil Type: API SF or SG rated oil, 10W-30 or 10W-40 common (refer to manual for precise spec). Engine Oil Capacity: Approx. 5 quarts (including oil cooler). Coolant Type: Ethylene glycol-based antifreeze (50/50 mix with distilled water). Brake Fluid Type: DOT 3 or DOT 4 brake fluid. Known Issues Apex Seal Wear: Common issue in older rotary engines...