🏷️ Basic Information Identification Make: Renault Model: 18 Model Generations: First Generation (1978-1986) Model Codes: R18, 805, 807, 808, 810, 811, 813, 814, 815, 816, 817, 818, 819, 820, 821 👋 Introduction Market Position Positioning: A key model for Renault during the late 70s and early 80s, bridging the gap between compact and mid-size segments, popular in Europe and Latin America. Competitive Analysis Competitors: Ford Taunus/Sierra, Volkswagen Passat, Opel Ascona/Vectra, Peugeot 505, Fiat 131 Mirafiori/Regata. Key Features Design: Praised for its aerodynamic styling (designed by Robert Opron), comfortable ride, and practicality. Body Styles: Available as a 4-door sedan, 5-door station wagon (Break), and a 2-door coupe (GTS/TS). Engine Availability: Widely offered with a range of gasoline engines, including renowned Douvrin 'suitcase' engines. 📋 Manual Details Coverage Areas All Models Covered: Yes Applicable Years: 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986 Page Count Estimated Page Count: High (Typical workshop manuals are 500+ pages, actual count not specified) Manual Type Manual Type: Workshop Service Repair Manual Language Language: English (Implied by product description targeting international markets) Format Format: PDF Delivery Method: Instant Download 📖 Manual Coverage Systems Covered Engine: Detailed coverage for all engine variants, including disassembly, assembly, diagnostics, and repair. Fuel System: Carburetor and fuel injection systems (where applicable), fuel pumps, lines, filters, and emissions controls. Transmission: Manual and automatic transmissions, clutch operation, gearbox overhaul, and drive axle components. Brakes: Disc and drum brake systems, hydraulic circuits, master cylinder, calipers, wheel cylinders, parking brake. Suspension: Front and rear suspension, shock absorbers, springs, bushings, steering knuckle, control arms. Steering: Steering rack/box, tie rods, ball joints, steering column, power steering system (if equipped). Electrical System: Battery, charging system (alternator), starting system (starter motor), ignition system, lighting, instrumentation, wiring diagrams. Body And Chassis: Body panels, doors, hinges, latches, windows, trim, chassis components, rust repair guidance. Heating And Air Conditioning: HVAC system components, blower motor, heater core, A/C compressor, refrigerant circuits. Procedures Included Maintenance: Routine maintenance tasks such as oil changes, filter replacements, fluid checks, spark plug replacement, tune-ups. Troubleshooting: Systematic diagnostic procedures for common and uncommon issues, fault finding charts. Repair: Step-by-step instructions for major and minor component repairs, including complete overhauls. Disassembly Reassembly: Detailed instructions for taking apart and putting back together all major vehicle systems and components. Adjustments: Accurate adjustment procedures for timing, idle speed, carburetor settings, brake adjustments, and more. Specifications: Crucial torque values, clearances, fluid capacities, and performance parameters. Technical Depth Depth: Comprehensive, covering everything from basic servicing to complete engine and transmission rebuilds. Suitable for DIY enthusiasts and professional mechanics. Diagnostics: Advanced diagnostic procedures and troubleshooting flowcharts for electrical and mechanical systems. Illustrations: Abundant use of exploded views, diagrams, and pictures to aid in identification and assembly. 📊 Manual Specifications File Format File Type: PDF Compatibility: PC & Mac Compatible (Windows 95, 98, 2000, NT, XP, Vista, 7, 8, etc.) Searchability: Likely text-searchable PDF for efficient information retrieval. Print Quality Quality: High-quality, professional reproduction suitable for printing. Binding Type Binding: Not Applicable (Digital Download) Paper Type Paper Type: Not Applicable (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Family: Douvrin (PRV 'suitcase' engine derivative) Engine Displacement Examples: 1.4L (1397 cc), 1.6L (1647 cc), 1.7L (1721 cc), 2.0L (1995 cc, often found in GTS/TS models). Performance Horsepower Range: Approximately 60-110 hp, depending on engine size and tuning (e.g., 2.0L in GTS/TS models producing around 100-110 hp). Torque Range: Varies by engine, but typically in the range of 100-150 Nm. Fuel System Fuel Delivery: Primarily carbureted (e.g., Solex, Weber carburetors), with some later models or performance variants potentially featuring fuel injection. Cooling System Coolant Type: Ethylene Glycol based antifreeze/coolant. Specific OEM recommendations would be in the manual. Ignition System Ignition Type: Conventional distributor-based ignition system. 🔧 Transmission Standard Type: 4-speed manual transmission (common on base models). Optional Type: 5-speed manual transmission (often on higher trims or performance variants), 3-speed automatic transmission. Features Transmission Fluid: GL-4 specification gear oil for manual transmissions. Automatic transmission fluid (ATF) for automatics. Specific viscosities and capacities detailed in the manual. 📐 Dimensions Exterior Length: Approx. 4370-4470 mm (sedan/wagon) Width: Approx. 1680-1700 mm Height: Approx. 1390-1440 mm Wheelbase: Approx. 2600 mm Weights Curb Weight: Approx. 950-1150 kg, depending on body style and engine. 🛡️ Safety Features Ratings Crash Test Data: Limited public data available from era-specific crash testing. Focus on structural integrity and occupant protection for its time. Active Features Braking: Front disc brakes and rear drum brakes were standard. Some higher trims might have had front and rear discs. Steering Assist: Power steering was an optional feature on most models. Passive Features Seatbelts: Standard front seatbelts, rear seatbelts often optional or lap belts in early models. Body Construction: Unitary body construction with integrated safety cage elements for its era. 💡 Technology Features Infotainment Audio System: Typically an analog radio with AM/FM, optional cassette player....