🏷️ Basic Information Identification Make: Mercedes-Benz Model: R-Class Model Variant: R350 Year: 2007 Codes Chassis Code: W251 👋 Introduction Market Position Segment: Luxury Crossover/MPV (Multi-Purpose Vehicle) Target Audience: Families seeking a versatile, luxurious, and comfortable vehicle with seating for up to seven passengers. Competitive Analysis Key Competitors: BMW X5, Audi Q7, Volvo XC90, Acura MDX, Lexus RX Key Features Differentiating Factors: Mercedes-Benz brand prestige, refined interior, optional all-wheel drive (4MATIC), available seating for up to seven, advanced safety systems. 📋 Manual Details Coverage Areas Primary Coverage: Owner's Manual Secondary Coverage: Maintenance, Specifications, Safety Features, Basic Operation Page Count Estimated Page Count: Approximately 400-500 pages (typical for factory owner's manuals of this era) Manual Type Type: Factory Owner's Manual Language Language: English Format Format: Digital PDF 📖 Manual Coverage Systems Covered Powertrain: Engine, Transmission, Drivetrain, Fuel System, Exhaust System Chassis: Suspension, Steering, Brakes, Wheels, Tires Body And Interior: Doors, Locks, Seats, Restraints, Climate Control, Lighting, Instrument Cluster, Infotainment Electrical: Battery, Fuses, Wiring Diagrams (basic locations/functions), Lighting Systems, Power Accessories Procedures Included Basic Operation: Starting and stopping the engine, shifting gears, using climate controls, operating lights, accessing infotainment Maintenance: Fluid checks (oil, coolant, brake fluid, washer fluid), tire pressure checks, wiper blade replacement, basic cleaning Safety Features: Operation of airbags, seatbelts, ISOFIX/LATCH child seat anchors, electronic stability program (ESP), ABS Troubleshooting: Warning lamp identification and basic explanations, emergency procedures Technical Depth Depth: Owner-level maintenance, operation guidance, and basic troubleshooting. Does not cover in-depth diagnostic procedures or repair instructions typically found in a service manual. 📊 Manual Specifications File Format File Type: PDF Readability: Requires PDF reader (e.g., Adobe Acrobat Reader, Foxit Reader) Searchability: Typically searchable text within PDF Print Quality Quality: Digital reproduction of factory original, quality depends on source scan. Binding Type Binding: N/A (Digital Download) Paper Type Paper: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Type: Naturally Aspirated V6 Engine Code: M272 (Common for this model year) Displacement: 3.5 Liters (3498 cc) Performance Horsepower: Approx. 268 hp @ 6000 rpm Torque: Approx. 258 lb-ft (350 Nm) @ 2400-5000 rpm Fuel System Fuel Delivery: Electronic Fuel Injection (EFI) Fuel Type: Premium Unleaded Gasoline (91 octane or higher recommended) Engine Compartment Layout: Longitudinal 🔧 Transmission Standard Transmission Type: 7-Speed Automatic (7G-TRONIC) Optional Drivetrain: All-Wheel Drive (4MATIC) was optional on R350 Features Transmission Modes: Comfort (C) and Sport (S) modes 📐 Dimensions Exterior Length: Approx. 199.7 inches Width: Approx. 78.2 inches (excluding mirrors) Height: Approx. 67.1 inches Interior Seating Capacity: 6 or 7 passengers (depending on configuration) Cargo Cargo Volume Rear Seats Up: Approx. 16.5 cubic feet Cargo Volume Rear Seats Folded: Approx. 84.5 cubic feet Weights Curb Weight: Approx. 4,700 - 4,900 lbs (depending on drivetrain and options) Towing Capacity: Approx. 3,500 lbs (with optional towing package) 🛡️ Safety Features Ratings NHTSA Front Crash Test: 5-Star (typically for this era Mercedes-Benz) IIHS Crash Test: Good (typically for this era Mercedes-Benz, specific ratings vary by test) Active Features Esp: Electronic Stability Program (standard) ABS: Anti-lock Braking System (standard) Traction Control: Traction Control System (standard) Passive Features Airbags: Front, side, and curtain airbags (standard) Child Seat Anchors: ISOFIX/LATCH system in second and third rows 💡 Technology Features Infotainment System Name: COMAND (Cockpit Management and Navigation). Features: Navigation system, AM/FM radio, CD player, optional satellite radio, optional Harman Kardon surround sound system, Bluetooth connectivity (often via an adapter/module for this year). Driver Assistance Advanced Options: Optional Distronic cruise control, Parktronic parking assist. Connectivity Media Interface: Optional Media Interface (MERCEDES-BENZ Y Connector) for connecting iPod/USB devices. 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 10,000 miles or 12 months, whichever comes first (based on Flexible Service System, dependent on driving conditions and oil quality used). Major Service Interval: Refer to the manual for specific mileage-based service ('A' or 'B' services) and time-based intervals for items like transmission fluid, coolant, brake fluid, etc. Often around 40,000-60,000 miles for major fluid services. Fluid Specifications Engine Oil Type: MB Approved Synthetic Engine Oil. For 2007 R350, typically a low-viscosity synthetic meeting MB 229.5 or MB 229.51 specification. Consult manual for exact spec. Engine Oil Capacity: Approx. 7.4 quarts (7.0 liters) with filter change. Transmission Fluid Type: MB Approved ATF fluid, e.g., MB 236.10 or MB 236.12 (specific to 7G-TRONIC). Critical to use the correct fluid. Coolant Type: MB Approved Antifreeze/Coolant (typically a silicate-free, long-life formula, often blue or green). Brake Fluid Type: DOT 4 Plus (MB specification 331.0) Known Issues Common Problems: Some R-Class models of this era may experience issues with the air suspension system (if equipped), ignition coils, camshaft position sensors, or the COMAND infotainment system. Oil leaks from the valve cover gaskets or oil cooler seals can also occur. Filter Part Numbers Oil Filter: Commonly Mann Filter HU 832z or equivalent (verify with VIN). Air Filter: Commonly Mann Filter C 35134/1 or equivalent...