🏷️ Basic Information Identification Make: Renault Model: R21 Model Variant: Nevada Year: 1986 👋 Introduction Market Position Market Segment: Family car, estate (Nevada), known for practicality and comfort Competitive Analysis Competitors: Ford Sierra, Volkswagen Passat, Opel Vectra, Peugeot 405 Key Features Vehicle Features: Spacious interior, aerodynamic styling (for its time), front-wheel drive, available in sedan, hatchback, and estate (Nevada) body styles Manual Value Unique Selling Proposition: Vehicle-specific, technician-level detail, comprehensive A-Z coverage, unlike generic repair guides 📋 Manual Details Coverage Areas Model Coverage: All R21 and Nevada models Repair Coverage: All repairs A-Z Page Count Estimated Page Count: Likely extensive, exceeding 500 pages for comprehensive coverage Manual Type Manual Type: Service and Repair Manual Language Language: Assumed English, typical for international service manuals unless specified otherwise Format Format: Likely a printed manual (typical for the era); digital formats (PDF) may also be available 📖 Manual Coverage Systems Covered Engine Systems: Engine mechanical, fuel system, ignition system, cooling system, lubrication system, emissions control Transmission Systems: Manual and automatic transmission overhaul, clutch, driveline Suspension Steering: Front and rear suspension, steering system components, alignment Braking Systems: Hydraulic brake system, disc and drum brakes, parking brake Electrical Systems: Charging system, starting system, lighting, instrumentation, wiring diagrams, electronic control units (ECUs) Body Chassis: Body construction, interior trim, exterior trim, bumpers, glass, doors, locks Heating Ventilation Ac: HVAC system operation and repair Body Control Modules: Identification and troubleshooting of body electronics Procedures Included Maintenance Procedures: Routine maintenance, fluid changes, filter replacements, tune-ups Repair Procedures: Component removal, installation, overhaul, and adjustment for all major systems Troubleshooting Guides: Diagnostic charts and symptom-based troubleshooting for common and complex issues Specifications Data: Torque specifications, clearances, tolerances, fluid capacities, wiring schematics Diagnostic Procedures: Procedures for diagnosing faults within various vehicle systems Technical Depth Depth Of Coverage: Comprehensive, covering detailed diagnostics and full rebuild procedures as used by dealership technicians Target Audience: Professional technicians and advanced DIY mechanics 📊 Manual Specifications File Format File Format: N/A (assuming printed) Print Quality Print Quality: High-quality, professional dealership standard (typical for original manuals) Binding Type Binding Type: Likely robust, designed for workshop use (e.g., hardcover, spiral-bound, or securely stapled) Paper Type Paper Type: Durable paper stock suitable for workshop environments ⚙️ Engine Specifications Primary Engine Engine Options: Multiple petrol and diesel engine variants were available. Common petrol engines included 1.7L, 2.0L (J6R, J7R), and 2.2L (J8S). Diesel options included 2.1L (J8S). Performance Hp Range: Typically ranging from 75 hp to 140 hp depending on engine variant and turbocharging. Torque Range: Variable, dependent on engine displacement and tuning, typically from 130 Nm to over 200 Nm. Fuel System Fuel Delivery: Carburetor or multi-point fuel injection (MPI) depending on engine variant and market. Engine Codes Common Engine Codes: J6R (2.0L carb), J7R (2.0L MPI), J8S (2.1L diesel, 2.2L diesel turbo) Engine Layout Layout: Inline 4-cylinder, transversely mounted 🔧 Transmission Standard Standard Transmission: 5-speed manual transmission Optional Optional Transmission: 3-speed or 4-speed automatic transmission Features Drivetrain: Front-wheel drive (FWD) Fluid Specifications Automatic Transmission Fluid: Typically DEXRON-II or equivalent 📐 Dimensions Exterior Body Styles: Sedan, Hatchback, Nevada (Estate/Wagon) Wheelbase: Approximately 2600 mm Length: Varies by body style, approx. 4400-4700 mm Cargo Cargo Volume Nevada: Significantly larger than sedan/hatchback, designed for utility Weights Curb Weight: Varies by model and equipment, typically 1100-1400 kg Tire Sizes Common Tire Sizes: 175/70R14, 185/65R14, 195/60R15 (depending on trim and options) Wheel Bolt Pattern Bolt Pattern: Typically 4x100 or 5x100 🛡️ Safety Features Ratings Historical Safety Ratings: Limited formal crash testing data publicly available for this specific year and model under modern standards. European safety standards of the era applied. Active Features Braking System: Standard front disc brakes, rear drum brakes. ABS was an optional feature on some higher-spec models. Passive Features Restraint Systems: Seat belts (front and rear). Airbags were not standard or widely available on this model in 1986. Chassis Design: Designed with a focus on crumple zones and occupant safety within the constraints of 1980s automotive engineering. 💡 Technology Features Infotainment Audio System: Basic AM/FM radio, cassette player options. Typically analog controls. Driver Assistance Cruise Control: Optional on higher trim levels. ABS: Optional on some models. Connectivity Connectivity Features: None by modern standards; limited to basic vehicle functions and optional accessories. 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 5,000-10,000 km or 6-12 months, depending on engine type and oil used (refer to manual for exact specifications). Spark Plug Replacement: Varies by plug type, generally between 20,000-40,000 km. Timing Belt Replacement: Crucial for non-interference engines; typically around 60,000-80,000 km or 4-5 years. This is a critical service item. Fluid Specifications Engine Oil Type: API SF or SG classification, viscosity SAE 10W-40 or 15W-50 typical for the era, depending on climate. Refer to manual for precise grade. Coolant Type: Ethylene glycol based coolant, typically a 50/50 mix with distilled water. Specific Renault...