🏷️ Basic Information Identification Make: Mercedes-Benz Model: A-Class Model Code: W168 Variant: A140 Codes Engine Code Range: M166.940 👋 Introduction Market Position Segment: Compact car, premium hatchback segment Unique Selling Proposition: Innovative 'sandwich' floor concept for enhanced safety and interior space packaging in a compact footprint Competitive Analysis Competitors: Volkswagen Golf, Ford Focus, Opel Astra, Renault Megane, Fiat Bravo Key Features Design Philosophy: Compact exterior dimensions with maximized interior space and safety, particularly crash protection via the sandwich floor. Target Audience: Urban dwellers, young families, individuals seeking a premium, safe, and practical compact vehicle. 📋 Manual Details Coverage Areas Model Years Covered: 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004 Specific Models Covered: W168 A140 Page Count Estimated Page Count: Over 800 pages (typical for comprehensive workshop manuals) Manual Type Type: Workshop Repair and Service Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Powertrain: Engine (M166), transmission (manual and automatic), clutch, drive shafts, differential Chassis: Suspension (front and rear), steering system, braking system, wheels and tires Electrical: Engine control unit (ECU), lighting system, instrument cluster, power windows, central locking, audio system, basic body electricals Body: Body structure, exterior panels, interior trim, seats, heating, ventilation, and air conditioning (HVAC) Procedures Included Maintenance: Routine inspections, fluid changes (oil, coolant, brake fluid, transmission fluid), filter replacements, spark plug replacement, belt inspection/replacement Repair: Engine component repair and replacement (pistons, valves, head gasket), transmission overhaul, brake caliper/rotor replacement, suspension strut replacement, steering rack repair, minor body panel repair Diagnostics: Troubleshooting common problems, fault code interpretation (OBD-II basics), diagnostic procedures for various systems Troubleshooting: Step-by-step guides for diagnosing common drivability issues, electrical faults, and mechanical failures. Engine Overhaul: Detailed instructions for engine disassembly, inspection, measurement, and reassembly of major components like the cylinder head, block, pistons, and crankshaft. Electrical Schematics: Wiring diagrams for various circuits (engine management, lighting, power accessories, etc.) are typically included, crucial for diagnosing electrical issues. Specification Charts: Comprehensive charts detailing all essential specifications, including torque values, clearances, fluid capacities, and wear limits. Technical Depth Depth: Comprehensive, covering routine maintenance to major component overhaul and repair. Includes detailed diagrams, torque specifications, and step-by-step instructions. 📊 Manual Specifications File Format PDF Quality: High-resolution scans, often searchable text depending on original source Searchable: Likely searchable if digitally created or OCR'd Print Quality Printability: Printable from PDF viewer Binding Type Binding: N/A (Digital PDF Download) Paper Type Paper Type: N/A (Digital PDF Download) ⚙️ Engine Specifications Primary Engine Engine Type: Inline-4 Cylinder, Naturally Aspirated Engine Displacement: 1.4 Liters (1397 cc) Engine Code: M166.940 Valve Train: SOHC (Single Overhead Camshaft), 8 Valves Performance Horsepower: 82 PS (81 bhp; 60 kW) at 5000 rpm Torque: 130 Nm (96 lb-ft) at 3750 rpm Fuel System Fuel Delivery: Multi-point Fuel Injection (MPI) Fuel Type: Unleaded Gasoline (RON 95 recommended) Engine Management ECU Type: Bosch Motronic (specific version varies by year/market) Maintenance Timing Belt Or Chain: Timing Chain (lower maintenance) 🔧 Transmission Standard Type: 5-speed Manual Transmission Optional Type: 5-speed Automatic Transmission (optional) Features Manual Gear Ratios: Detailed ratios available in manual (e.g., 1st: 3.46, 2nd: 1.95, 3rd: 1.38, 4th: 1.03, 5th: 0.86, Reverse: 3.00, Final Drive: 3.73) Fluid Specifications Manual Transmission Fluid: MB 235.1 / API GL-4, SAE 75W-85 or 75W-90 (check manual for exact spec) Automatic Transmission Fluid: MB 236.10 / ATF Dexron III (check manual for exact spec) 📐 Dimensions Exterior Length: 3626 mm (142.8 in) Width: 1722 mm (67.8 in) Height: 1575 mm (62.0 in) Wheelbase: 2373 mm (93.4 in) Interior Seating Capacity: 5 passengers Cargo Cargo Volume: Approx. 300 - 1050 liters (depending on rear seat configuration) Weights Curb Weight: Approx. 1130 kg (2491 lbs) Gross Vehicle Weight Rating: Approx. 1650 kg (3638 lbs) Towing Capacity: Typically limited for this model, consult manual or local regulations. 🛡️ Safety Features Ratings Euro Ncap Rating: 4 Stars (early models, structure improved later) Active Features ABS: Standard (Anti-lock Braking System) Esp: Optional on some models (Electronic Stability Program) Passive Features Airbags: Driver and front passenger airbags standard; side airbags optional. Structure: Sandwich floor structure designed to absorb and redirect impact energy, pushing engine and drivetrain under the passenger compartment in frontal crashes. Seatbelts: Pre-tensioners and force limiters on front seats. 💡 Technology Features Infotainment Audio System: Factory fitted radio/cassette or CD player with basic speaker system. Optional upgrades available. Display: Small LCD display for radio and climate control information. Driver Assistance Cruise Control: Optional on some models. Connectivity Aux Input: Rarely standard; aftermarket solutions often needed for modern device connectivity. Comfort Features Climate Control: Manual or automatic climate control systems available depending on trim level. Power Features: Power windows (front standard, rear optional), power mirrors standard. 🔧 Maintenance Service Intervals Oil Change Interval: 15,000 km (9,300 miles) or 12 months, whichever comes first (for fully synthetic oil, check manual for specific oil types and...