🏷️ Basic Information Identification Make: Škoda Model: Estelle Model Variant: 105, 120, 130, 136 Codes Platform Code: Škoda 742 series 👋 Introduction Market Position Historical Context: Represents Škoda's long-standing tradition of producing robust, practical, and affordable rear-engined vehicles. Competitive Analysis Segment: Compact/Small family car segment in Eastern Bloc and export markets. Key Features Manual Advantage: Comprehensive factory data, detailed diagrams, and step-by-step instructions for DIY repairs and professional servicing. Vehicle Philosophy: Rear-engine, rear-wheel drive layout, known for simplicity, durability, and affordability. 📋 Manual Details Coverage Areas Coverage: Full Service, Repair, Workshop, Troubleshooting Page Count Pages: Hundreds Manual Type Type: Factory Service Manual / Workshop Manual Language Language: Likely English (common for international market manuals, implied by description) Format Format: Digital (PDF/Downloadable) 📖 Manual Coverage Systems Covered Engine: All engine types (1.05L, 1.2L, 1.3L, 1.4L OHV inline-4) Transmission: Manual Gearbox (4-speed and 5-speed), Clutch, Drive Axles Brakes: Front Disc Brakes, Rear Drum Brakes, Braking System Hydraulics, Parking Brake Suspension: Front Independent Suspension (Double Wishbone), Rear Beam Axle with Trailing Arms and Panhard Rod, Shock Absorbers, Springs Steering: Worm and Roller Steering Gear, Steering Column, Tie Rods Electrical: Ignition System, Charging System (Alternator), Starting System (Starter Motor), Lighting System, Instruments, Wiring Diagrams Fuel System: Carburetor(s) (Jikov, Weber), Fuel Pump, Fuel Tank, Fuel Lines Cooling System: Radiator, Water Pump, Thermostat, Cooling Fan, Hoses Exhaust System: Exhaust Manifold, Pipes, Mufflers Bodywork: Body Panels, Doors, Hood, Trunk, Bumpers, Interior Trim, Glass Procedures Included Maintenance: Regular servicing, Oil changes, Filter replacements, Spark plug replacement, Valve adjustments, Lubrication points Repair: Engine rebuilds, Transmission overhaul, Brake system repairs, Suspension component replacement, Electrical component diagnosis and repair, Body panel repair Troubleshooting: Diagnosis of common faults, Identification of causes, Step-by-step diagnostic procedures Diagnostics: Electrical system diagnostics, Engine performance troubleshooting Technical Depth Depth: Comprehensive (from basic maintenance to complete overhauls and diagnostics) 📊 Manual Specifications File Format Format Details: PDF, Adobe Acrobat compatible Print Quality Printability: Printable (single pages or entire manual) Binding Type Binding: N/A (Digital Download) Paper Type Paper Type: N/A (Digital Download) Digital Rights Licensing: Lifetime use on multiple devices ⚙️ Engine Specifications Primary Engine Engine Family: Škoda OHV inline-4 Engine Variants Engine 105: 1.05 L (1046 cc), ~50 PS Engine 120: 1.174 L (1174 cc), ~54 PS Engine 130: 1.289 L (1289 cc), ~62 PS Engine 136: 1.289 L (1289 cc) with improved camshaft and tuning, ~68 PS Performance Horsepower Range: Approximately 50-68 PS Torque Range: Approximately 75-98 Nm Fuel System Carburetor Types: Jikov 32 TLAD, Weber 32 IDF (depending on market and model variant) Cooling System Cooling Type: Water-cooled Engine Layout Configuration: Rear-mounted, water-cooled, inline 4-cylinder 🔧 Transmission Standard Gearbox Type: 4-speed or 5-speed Manual Transmission Optional Automatic Transmission: Not typically offered Features Drive Type: Rear-wheel drive 📐 Dimensions Exterior Body Styles: 4-door Sedan Weights Curb Weight: Approx. 900-1000 kg (depending on model and equipment) 🛡️ Safety Features Ratings Crash Safety: Reflects early 1970s/80s design standards; limited modern safety features. Active Features Braking System: Front disc, rear drum, dual-circuit hydraulic system. Passive Features Seatbelts: Standard seatbelts, potentially lap belts in rear depending on market. Body Structure: Reinforced chassis and body construction typical for the era. 💡 Technology Features Infotainment Audio System: Basic AM/FM radio, optional cassette player. Driver Assistance Assistance Features: None by modern standards. Connectivity Connectivity Options: None. 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 5,000-7,500 km or 6-12 months Tune Up Interval: Spark plugs, points (if applicable), and ignition timing checks around 10,000-15,000 km Fluid Specifications Engine Oil Grade: Likely SAE 20W-50 or 15W-40 API SE/SF (refer to manual for specific viscosity and API classification) Coolant Type: Ethylene glycol based antifreeze/coolant mixture Brake Fluid Type: DOT 3 or DOT 4 Gearbox Oil Type: GL-4 Hypoid Gear Oil (e.g., SAE 80W-90) Known Issues Common Problems: Carburetor adjustment and wear, ignition system reliability, brake system maintenance, rust in specific areas (e.g., wheel arches, sills). Lubrication Grease Points: Suspension pivot points, steering linkage, driveshaft U-joints (if applicable) require periodic greasing. 📚 Vehicle History Brand Heritage Manufacturer: Škoda Auto, Czechoslovakia (now Czech Republic). Model Evolution Platform Basis: Successor to the Škoda 100/110 series, representing a significant redesign with a more modern (for its time) saloon body. Production Production Years: 1976-1990 (for the 742 series family) Manufacturing Location: Mladá Boleslav, Czechoslovakia 🏆 Awards & Recognition Recognitions Market Perception: Recognized for durability and value in its primary markets, especially Eastern Europe.