🏷️ Basic Information Identification Make: Mercedes-Benz Model: E320 Year: 1994 Generation Chassis Code: W124 Generation Designation: Fourth Generation (Facelift) 👋 Introduction Market Position Positioning: Premium Executive Sedan Competitive Analysis Competitors: BMW 5 Series (E34), Audi 100/A6 (C4), Lexus LS400 Key Features Design Philosophy: Solid build quality, refined ride, understated luxury, advanced engineering for the era. Platform: W124 platform, renowned for durability and engineering excellence. 📋 Manual Details Coverage Areas Primary Coverage: Service and Repair Secondary Coverage: Maintenance, Diagnostics, Troubleshooting Page Count Estimated Pages: 1000+ Manual Type Type: Official Factory Service Manual / Software Language Language: English Format Format: Software (likely PDF or proprietary electronic format) 📖 Manual Coverage Systems Covered Powertrain: Engine, Fuel System, Ignition System, Cooling System, Exhaust System, Transmission Chassis: Suspension (Front & Rear), Steering System, Brakes (Hydraulic & ABS) Electrical: 12V Electrical System, Lighting, Instrumentation, Power Accessories, Engine Control Module (ECM), Anti-lock Braking System (ABS) Body: Body Panels, Doors, Windows, Seats, HVAC System, Exterior/Interior Trim Procedures Included Maintenance: Scheduled Maintenance, Oil Changes, Filter Replacements, Fluid Checks/Changes Repair: Engine Overhaul, Transmission Rebuild, Brake Component Replacement, Suspension Repair, Electrical Component Troubleshooting/Replacement Diagnostics: Diagnostic Trouble Codes (DTCs), Component Testing, Fault Finding Procedures Special Tools: Identification and usage of Mercedes-Benz specific special tools Technical Depth Depth: Comprehensive: Covers from basic adjustments to complete engine and transmission overhauls, including electrical schematics and diagnostic procedures. 📊 Manual Specifications File Format File Type: Likely PDF with high-resolution diagrams and text. Print Quality Quality: High resolution, clear diagrams, searchable text. Binding Type Binding: N/A (Software) Paper Type Paper: N/A (Software) ⚙️ Engine Specifications Primary Engine Engine Type: Inline 6-cylinder, Naturally Aspirated Engine Code: M104.943 Displacement: 3.2 Liters (3199 cc) Performance Horsepower: 217 hp @ 5500 rpm (approx.) Torque: 228 lb-ft @ 4000 rpm (approx.) Fuel System Fuel Delivery: Bosch KE-Jetronic (CIS-E) Electronic Fuel Injection with Lambda Control Fuel Type: Premium Unleaded Gasoline (91+ octane recommended) Engine Features Valvetrain: DOHC (Double Overhead Camshafts), 4 valves per cylinder Compression Ratio: 10.0:1 Bore X Stroke: 3.62 in x 3.37 in (92.0 mm x 85.0 mm) Ignition System: Electronic Ignition with knock sensor 🔧 Transmission Standard Transmission Type: 4-speed Automatic Optional Optional Transmission: 5-speed Manual (rare for E320 in North America) Features Automatic Transmission Model: 722.4 (upgraded from previous 4-speed) Transmission Fluid Type: MB Specification 236.1 (e.g., Mercedes-Benz ATF fluid) 📐 Dimensions Exterior Length: 189.2 in (4806 mm) Width: 69.4 in (1763 mm) Height: 55.7 in (1415 mm) Wheelbase: 110.2 in (2800 mm) Weights Curb Weight: 3600 - 3800 lbs (approx.) Gross Vehicle Weight Rating: 4675 lbs (approx.) 🛡️ Safety Features Ratings NHTSA Front Impact: Not rated for this specific year/model, but W124 is known for structural integrity. Active Features ABS: Standard (Bosch ABS III) Passive Features Airbags: Driver-side airbag standard Seatbelts: Pre-tensioning front seatbelts Body Construction: Integrated safety cage, crumple zones 💡 Technology Features Infotainment Audio System: Factory AM/FM stereo cassette player, often with optional CD changer integration or premium sound system. Climate Control Type: Manual or optional fully automatic climate control (Klimaautomatik) Driver Assistance Cruise Control: Standard Traction Control: ASR (Acceleration Slip Regulation) was available as an option on some models. Connectivity Connectivity Features: Limited by era; typically includes antenna for radio, potential for aftermarket Bluetooth integration. 🔧 Maintenance Service Intervals Oil Change Interval: Every 7,500 miles or 12 months, whichever comes first (depending on driving conditions). Major Service Intervals: Refer to Service A/B intervals in manual; typically every 30,000 miles or 24 months for more comprehensive checks. Fluid Specifications Engine Oil Type: API SG, ACEA A2 or similar; viscosity typically 10W-30 or 5W-40 depending on climate. Refer to manual for specific MB approval. Engine Oil Capacity: 7.4 US quarts (7.0 Liters) with filter change. Coolant Type: Mercedes-Benz Approved Antifreeze/Coolant (e.g., MB 325.0 or 325.5) mixed 50/50 with distilled water. Brake Fluid Type: DOT 4 Low Viscosity (DOT 4 LV) or DOT 3 Known Issues Wiring Harness: Degradation of engine wiring harness insulation (specifically around the ECU and underhood connectors) is a common concern due to age and material degradation. Head Gasket: While generally robust, head gasket failures can occur due to overheating or age. Cooling System: Plastic coolant reservoir tanks can become brittle and crack; thermostat failures can cause overheating. Fuel Distributor: KE-Jetronic fuel distributor issues can lead to poor running conditions. Climate Control: Vacuum operated HVAC actuators and O-rings can fail, leading to climate control issues. 📚 Vehicle History Brand Heritage Mercedes Benz Legacy: Pioneering automotive safety, engineering, and luxury since the early 20th century. Model Evolution W124 Lineage: The W124 chassis, introduced in 1984, was celebrated for its robustness, refined engineering, and technological advancements, evolving through several facelifts. E320 Introduction: The E320 designation replaced the previous 300E model for 1994, signifying the renaming of Mercedes-Benz sedans to reflect engine displacement. Production Production Period: 1985-1995 (W124 Chassis) Manufacturing Location: Sindelfingen, Germany 🏆 Awards & Recognition...