🏷️ Basic Information Identification Make: Mercedes-Benz Model: 190 Model Variants: 190D, 190Db, 190SL Codes Chassis Codes: W201 👋 Introduction Market Position Market Position Description: The Mercedes-Benz 190 series (W201) was a compact executive car that aimed to bring Mercedes-Benz quality and engineering to a more accessible price point, competing with models like the BMW 3 Series. The 'D' variants were lauded for their fuel efficiency and durability. Competitive Analysis Competitive Analysis Description: The W201 series was critically acclaimed for its build quality, advanced multi-link rear suspension, and solid engineering, establishing a benchmark for compact luxury sedans. The diesel variants offered exceptional fuel economy, a key differentiator. Key Features Key Features Of Manual: Comprehensive coverage for multiple engine and transmission options, detailed diagnostic flowcharts, exploded view diagrams, specific torque specifications, and factory-recommended procedures. 📋 Manual Details Coverage Areas Manual Coverage Scope: Comprehensive workshop service and repair Page Count Estimated Page Count: 1000+ Manual Type Manual Type: Workshop Service Manual Language Language: English Format Format: PDF 📖 Manual Coverage Systems Covered Engine Systems: Diesel (OM601, OM602, OM603), gasoline (M102), cooling, lubrication, fuel injection, emissions control Drivetrain Systems: Manual transmission (4-speed, 5-speed), automatic transmission (4-speed, 5-speed), clutch, driveshafts, differential, axles Chassis Systems: Suspension (front McPherson strut, rear multi-link), steering (power-assisted), brakes (front discs, rear drums/discs), ABS (optional) Electrical Systems: 12V electrical system, battery, alternator, starter, ignition (gasoline), lighting, gauges, instruments, wiring diagrams, comfort features Body And Interior: Body structure, exterior trim, doors, hood, trunk, interior trim, seating, HVAC system, body repair procedures Procedures Included Maintenance Procedures: Oil changes, filter replacements, fluid checks and top-offs, spark plug replacement (gasoline), glow plug service (diesel), belt inspection and replacement, brake pad replacement, tire rotation Repair Procedures: Engine overhaul, cylinder head repair, fuel injection system diagnosis and repair, transmission removal and installation, clutch replacement, brake caliper/master cylinder replacement, suspension component replacement, steering rack repair, electrical component diagnosis and replacement, body panel repair and replacement Troubleshooting Guidance: Diagnostic charts, symptom-based troubleshooting, common fault finding for engine, transmission, electrical, and chassis systems Technical Depth Technical Depth: Detailed diagnostic procedures, component specifications, torque values, special tool requirements, step-by-step repair instructions, complete engine and transmission rebuild procedures 📊 Manual Specifications File Format File Format Details: Searchable PDF, high-resolution images and diagrams, printable pages Print Quality Print Quality Description: Designed for clarity with clear text and legible diagrams, suitable for printing Binding Type Binding Type: N/A (Digital PDF) Paper Type Paper Type: N/A (Digital PDF) ⚙️ Engine Specifications Primary Engine Engine Options: OM601 (2.0L Diesel), OM602 (2.5L Diesel), OM603 (3.0L Diesel), M102 (2.0L, 2.3L, 2.6L Gasoline) Performance Typical Hp Range: 60-130 HP (depending on engine variant) Typical Torque Range: 80-200 lb-ft (depending on engine variant) Fuel System Diesel Fuel System: Bosch inline injection pump or distributor injection pump, mechanical injection Gasoline Fuel System: Carburetor (early models) or Bosch K-Jetronic/KE-Jetronic mechanical fuel injection 🔧 Transmission Standard Standard Transmission: 4-speed manual (early models) Optional Optional Transmission: 5-speed manual, 4-speed automatic (722.4), 5-speed automatic (722.5) Features Transmission Features: Hydraulic clutch actuation (manual), torque converter (automatic) 📐 Dimensions Exterior Wheelbase Mm: 2665 Length Mm: 4420-4430 Width Mm: 1690-1700 Height Mm: 1390-1420 Weights Curb Weight Kg Range: 1200-1400 🛡️ Safety Features Ratings Safety Ratings Description: While specific ratings vary by year and region, the W201 was considered a very safe vehicle for its era, featuring a robust chassis and well-engineered crumple zones. Active Features Active Safety Features: Optional Anti-lock Braking System (ABS) on many models Passive Features Passive Safety Features: Reinforced safety cage, energy-absorbing steering column, front and rear crumple zones, padded interior surfaces 💡 Technology Features Infotainment Infotainment Systems: Basic analog gauges, optional upgraded sound systems, manual climate control. Driver Assistance Driver Assistance Features: Optional ABS (Anti-lock Braking System). Connectivity Connectivity Features: N/A (primarily analog systems for this era). 🔧 Maintenance Service Intervals Oil Change Interval Diesel: Every 5,000 - 10,000 km (3,000 - 6,000 miles) or 6-12 months, depending on driving conditions and oil used. Oil Change Interval Gasoline: Every 10,000 - 15,000 km (6,000 - 9,000 miles) or 12 months, depending on driving conditions and oil used. Air Filter Replacement: Every 20,000 - 30,000 km (12,000 - 18,000 miles) or as needed. Fuel Filter Replacement Diesel: Every 20,000 - 40,000 km (12,000 - 24,000 miles) or as needed. Transmission Fluid Change: Automatic: Every 60,000 - 100,000 km (36,000 - 60,000 miles) or 24-48 months. Manual: Periodically as specified in manual. Fluid Specifications Engine Oil Spec Diesel: API CD or ACEA B3/B4 specification (e.g., MB 227.1, 228.1, 229.1) - SAE 15W-40 or 10W-40 Engine Oil Spec Gasoline: API SG or higher (e.g., MB 229.1) - SAE 10W-40 or 15W-40 Coolant Spec: Mercedes-Benz specification 325.0 (Glycol-based antifreeze/coolant) Automatic Transmission Fluid: MB 236.3 or 236.6 (e.g., Dexron II) Brake Fluid Spec: DOT 3 or DOT 4 Known Issues Common Issues Diesel: Glow plug system reliability, injection pump...