🏷️ Basic Information Identification Make: Mercedes-Benz Model: C220 Year: 1994 Codes Chassis Code: W202 👋 Introduction Market Position Vehicle Segment: Compact executive car (entry-level luxury). Target Audience: Consumers seeking a reliable, well-engineered, and comfortable compact luxury sedan from a premium European manufacturer. Competitive Analysis Key Competitors: BMW 3 Series (E36), Audi 80/A4 (B4), Lexus ES 250/300. Key Features Vehicle Highlights: Solid build quality, comfortable ride, refined interior, good safety features for its era, characteristic Mercedes-Benz engineering. Manual Value Proposition: Provides detailed, authoritative information for DIY enthusiasts and professional technicians to maintain and repair the specific 1994 C220, ensuring longevity and optimal performance. 📋 Manual Details Coverage Areas Manual Type: Service & Repair Manual Software Language: English Format: Software (Digital) 📖 Manual Coverage Systems Covered Engine Systems: Engine mechanical, lubrication, cooling, fuel injection, ignition, emission controls, engine management (ECU), diagnostics. Transmission Systems: Manual and automatic transmission (4-speed 4G-TRONIC) overhaul, diagnosis, fluid specifications, control systems. Drivetrain Systems: Driveshafts, CV joints, differential, rear axle assembly. Suspension Systems: Front and rear suspension (independent), struts, shocks, control arms, bushings, wheel alignment specifications. Steering Systems: Power steering system, steering rack, tie rods, steering column, diagnosis and repair. Brake Systems: Front and rear disc brakes, ABS (Anti-lock Braking System) diagnosis and repair, brake fluid specifications, component replacement. Electrical Systems: Wiring diagrams, starter, alternator, battery, lighting, fuses, relays, instrumentation, power windows, central locking, diagnostic connectors. Body And Frame: Body panel removal and installation, door mechanisms, interior trim, exterior trim, chassis components. HVAC Systems: Heating, ventilation, and air conditioning system diagnosis and repair, refrigerant types, component replacement. Procedures Included Maintenance Procedures: Routine maintenance checks, oil changes, filter replacements, fluid top-offs, lubrication points. Repair Procedures: Step-by-step repair instructions for all major vehicle systems, including engine rebuilds, transmission overhauls, brake caliper replacement, suspension component upgrades. Troubleshooting Guides: Diagnostic flowcharts and symptom-based troubleshooting for common and complex issues across all vehicle systems. Diagnostic Procedures: Information on accessing diagnostic trouble codes (DTCs), interpreting sensor data, and using diagnostic tools specific to the 1994 C220. Technical Depth Depth Of Information: Comprehensive, covering everything from basic scheduled maintenance to complete engine and transmission overhauls, including detailed electrical schematics and component testing procedures. 📊 Manual Specifications File Format Software Type: Proprietary software or searchable PDF compilation. Searchability: Likely searchable text for quick information retrieval. Print Quality Digital Quality: High-resolution digital rendering, suitable for on-screen viewing and potential printing of specific sections. Binding Type Digital Format: N/A (Digital format) Paper Type Digital Format: N/A (Digital format) ⚙️ Engine Specifications Primary Engine Engine Code: M111.920 Engine Type: Inline-4, DOHC (Double Overhead Camshaft) Displacement: 2.2 Liters (2199 cc) Bore X Stroke: 89.9 mm x 86.6 mm Compression Ratio: 10.0:1 Performance Horsepower: 148 hp @ 5500 rpm (approx.) Torque: 150 lb-ft @ 4000 rpm (approx.) Fuel System Fuel Delivery: Bosch Motronic M2.8.3 multi-point fuel injection (MPI). Fuel Type: Unleaded gasoline, premium unleaded recommended (91-93 octane). Engine Management ECU Type: Bosch Motronic (specific model details likely within manual). 🔧 Transmission Standard Transmission Type: 4-speed automatic (4G-TRONIC 722.4) Optional Transmission Type: 5-speed manual (rare in North America for C220, more common for C200/C230 variants, but coverage may exist). Features Automatic Features: Electronically controlled, selectable driving modes (Economy/Sport). Fluid Specifications Automatic Transmission Fluid: MB 236.1 approved ATF (e.g., Shell ATF 3403-M115 or equivalent). 📐 Dimensions Exterior Length: 4516 mm (177.8 in) Width: 1711 mm (67.4 in) Height: 1425 mm (56.1 in) Wheelbase: 2717 mm (107.0 in) Weights Curb Weight: Approx. 1380 kg (3042 lbs) Gross Vehicle Weight Rating: Approx. 1870 kg (4123 lbs) 🛡️ Safety Features Ratings Crash Test Performance: While specific NCAP ratings for 1994 models are not as widely publicized as modern vehicles, Mercedes-Benz's reputation for safety was strong. The W202 featured a robust safety cell and crumple zones. Active Features ABS: Standard Anti-lock Braking System (ABS). Passive Features Airbags: Driver's side airbag standard. Passenger airbag may have been optional or standard depending on market/package. Seatbelts: Front and rear seatbelts with pre-tensioners for front occupants. Body Structure: Reinforced passenger compartment, energy-absorbing steering column. 💡 Technology Features Infotainment Audio System: Factory fitted AM/FM/Cassette stereo with potential for CD changer integration (optional). Climate Control: Manual or optional automatic climate control (Thermatic/Thermotronic). Driver Assistance Cruise Control: Standard or optional cruise control system. Connectivity Diagnostic Port: OBD-I compliant diagnostic connector, likely located under the hood or dashboard, with specific proprietary Mercedes-Benz protocols for advanced diagnostics. 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 7,500-10,000 miles (12,000-16,000 km) or 12 months, depending on driving conditions (refer to manual for specific service indicator reset procedures). Air Filter Replacement: Every 15,000-30,000 miles (24,000-48,000 km) or as needed based on driving environment. Spark Plug Replacement: Typically 60,000-100,000 miles (96,000-160,000 km) for iridium or platinum plugs, or sooner for older-style plugs (refer to manual for specific plug type). Transmission Fluid Service: Recommended at 50,000-80,000 miles (80,000-130,000 km) or as...