🏷️ Basic Information Identification Make: Mercedes-Benz Model: E-Class Year: 2012 Body Style: Sedan Engine Variant: E350 Product Type: Owner's Manual Codes Chassis Code: W212 👋 Introduction Market Position Segment: Mid-size Luxury Sedan Target Audience: Consumers seeking luxury, comfort, advanced technology, and premium brand image Competitive Analysis Key Competitors: BMW 5 Series, Audi A6, Lexus GS, Cadillac CTS, Acura TL Key Features Vehicle Highlight 1: Sophisticated design and premium interior appointments Vehicle Highlight 2: Comfortable and refined ride quality Vehicle Highlight 3: Advanced safety systems and driver assistance technologies Manual Value Proposition Value: Essential resource for understanding vehicle operation, maintenance, and safety features, ensuring optimal ownership experience. 📋 Manual Details Coverage Areas Primary Coverage: USA Secondary Coverage: Canada (due to safety defect reporting mention) Page Count Estimated Page Count: 300-400 Manual Type Type: Owner's Manual Language Language: English Format Format: Digital PDF 📖 Manual Coverage Systems Covered Powertrain: Engine operation, fuel system, lubrication, cooling, ignition, exhaust Chassis: Suspension, steering, brakes, wheels, tires Electrical: Lighting system, battery, starter, charging system, instrument cluster, infotainment, climate control, power accessories Body And Interior: Door locks, windows, seats, safety restraints, comfort features, appearance care, cleaning Procedures Included Operation: Starting and driving the vehicle, operating comfort and convenience features, using the climate control system, operating infotainment system Maintenance: Basic checks (oil, coolant, tires), fluid refill procedures, appearance care, basic cleaning Troubleshooting: Taking care of the unexpected, warning lamps and messages, basic emergency procedures Technical Depth Depth: Owner-level maintenance, operation, and basic troubleshooting; does not cover in-depth repair diagnostics or component-level disassembly 📊 Manual Specifications File Format File Type: PDF (Portable Document Format) Print Quality Quality: High resolution, designed for digital viewing and potential printing; identical to original factory manuals Binding Type Binding: Not Applicable (Digital Download) Paper Type Paper Type: Not Applicable (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Code: M272 (often superseded by M276 in later models, but M272 is prevalent for 2012 E350) Engine Type: 3.5L V6, Naturally Aspirated Performance Horsepower: 268 hp @ 6000 rpm Torque: 258 lb-ft @ 2400-5000 rpm Fuel System Fuel Delivery: Electronic Fuel Injection (EFI) Fuel Type: Premium Unleaded Gasoline (91 octane recommended) Technical Info Bore X Stroke: 3.70 in x 3.14 in (94.0 mm x 80.6 mm) Compression Ratio: 10.7:1 Engine Oil Capacity: 7.0 quarts (6.6 liters) Engine Oil Specification: MB 229.5 or MB 229.51 (SAE 0W-40 or 5W-40 Synthetic) Air Filter Part Number Example: A2720900001 (or equivalent) Cooling System Capacity: Approximately 9.5 quarts (9.0 liters) 🔧 Transmission Standard Transmission Type: 7-speed Automatic (7G-TRONIC PLUS) Optional Optional Transmission: N/A for E350 Sedan in 2012 (AWD was optional) Features Shift Modes: Comfort (C) and Sport (S) modes Transmission Fluid Specification: MB 236.14 (or equivalent synthetic ATF) Transmission Fluid Capacity: Approximately 8.5 quarts (8.0 liters) for torque converter, dry fill varies 📐 Dimensions Exterior Length: 191.7 inches (4869 mm) Width: 73.0 inches (1854 mm) Height: 57.9 inches (1471 mm) Wheelbase: 115.7 inches (2938 mm) Weights Curb Weight: Approximately 3700-3900 lbs (1680-1770 kg) Cargo Trunk Volume: 15.9 cubic feet (450 liters) Wheels Tires Standard Wheel Size: 17-inch alloy Standard Tire Size: 245/45R17 Bolt Pattern: 5x112 🛡️ Safety Features Ratings NHTSA Overall Rating 2012: 5-Star Overall Safety Rating (for 2012 E-Class Sedan) IIHS Top Safety Pick: Yes (for 2012 E-Class Sedan) Active Features Electronic Stability Program: Standard (ESP®) Anti-Lock Braking System: Standard (ABS) Tire Pressure Monitoring: Standard Passive Features Airbags: Dual-stage front airbags, front side airbags, rear side airbags, full-length window curtain airbags, driver knee airbag Seat Belts: 3-point inertia-reel seat belts with pretensioners and force limiters Child Seat Anchors: ISOFIX/LATCH system Driver Assistance Features Mentioned Driver Assistance: Collision Prevention Assist (basic version), Attention Assist (driver fatigue detection) 💡 Technology Features Infotainment Infotainment System: COMAND System (Cockpit Management and Data System) Display Size: 7-inch or 8-inch color display Audio Features: AM/FM radio, CD/DVD player, USB/Auxiliary inputs, Bluetooth audio streaming Driver Assistance Driver Assistance Features: Adaptive Highbeam Assist, PARKTRONIC parking assist, Lane Keeping Assist (optional), Blind Spot Assist (optional), Distronic PLUS adaptive cruise control (optional) Connectivity Connectivity Options: Bluetooth hands-free calling, optional Mercedes-Benz mbrace telematics service 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 10,000 miles (16,000 km) or 12 months, whichever comes first, subject to driving conditions and oil type (using synthetic oil and appropriate MB spec). Major Service Interval Example: Service A (around 10,000-13,000 miles) and Service B (around 20,000-26,000 miles), alternating thereafter, covering more comprehensive checks and fluid changes. Fluid Specifications Brake Fluid: DOT 4 Plus (or MB 331.0) Coolant: MB 325.0 or MB 326.0 (Ethylene Glycol based, blue or green color) Power Steering Fluid: MB 236.3 (ATF type, typically) Known Issues Common To W212 E350 Common Issue 1: M272/M273 engine balance shaft spline wear (for earlier M272 variants, but relevant to pre-2012 models; 2012 E350 has updated design or M276 engine depending on build date and market) Common...