🏷️ Basic Information Identification Make: Mercedes-Benz Model: R-Class Model Code: W251 Year: 2008 👋 Introduction Market Position Category: Luxury Crossover SUV / MPV (Multi-Purpose Vehicle) Target Audience: Owners seeking to perform DIY maintenance, repairs, and diagnostics on their 2008 Mercedes-Benz R-Class (W251). Competitive Analysis Key Competitors Segment: BMW X5, Audi Q7, Volvo XC90, Cadillac SRX Key Features Vehicle Philosophy: Combines the comfort and amenities of a luxury sedan with the versatility and space of an SUV/MPV, offering a unique blend for family transport. Manual Advantage: Vehicle-specific, factory-level documentation, offering precise procedures and specifications, unlike generic repair guides. Ease Of Use: Digital format allows for printing specific pages, zooming into diagrams, and avoiding physical wear and tear on the manual. 📋 Manual Details Coverage Areas Manual Type: Service and Repair Manual Language: English Format: PDF Coverage Scope: All Models & All Repairs A-Z Authenticity: Factory Technician Level 📖 Manual Coverage Systems Covered Powertrain: Engine, Fuel Service Specifications, Emission Control, Intake/Exhaust/Cooling, Lube, Ignition, Starting, Charging, Auto Transmission, Clutch, Manual Transmission, Transfer Propeller Shaft, Drive Shaft, Differential, Axle Suspension Chassis And Body: Tire & Wheel, Brake Control, Brake, Parking Brake, Steering Column, Power Steering, Engine Hood/Door, Exterior & Interior Electrical And Electronics: Suppl. Restraint System, Seat Belt, Engine Immobilizer, Cruise Control, Wiper & Washer, Door Lock, Meter/Audio/Visual, Horn, Windshield/Glass/Mirror, Instrument Panel, Electrical, Multiplex/CAN Communication Climate Control: Air Conditioning Interior Components: Seat Procedures Included Maintenance: Scheduled maintenance, fluid checks, filter replacements, belt inspections Diagnostics: Troubleshooting guides, symptom-based diagnostics, fault code interpretation Repair: Step-by-step repair procedures for all covered systems, including component replacement and reassembly Specifications: Torque specifications, fluid types and capacities, clearances, electrical parameters Technical Depth Depth: Comprehensive, from basic maintenance to advanced diagnostics and complete component overhauls Visual Aids: Detailed diagrams, illustrations, and wiring schematics 📊 Manual Specifications File Format File Type: PDF Compatibility: Windows (Vista 32/64, XP, ME, 98, NT, 2000) and Mac OS Searchability: Likely searchable text within PDF, enabling quick information retrieval Print Quality Printability: All pages printable, allowing for enlarged image printing Binding Type Binding: Digital (no physical binding) Paper Type Paper Type Equivalent: N/A (Digital PDF) Software Requirements Reader Software: Adobe PDF Reader (Free) Extraction Software: Winzip (Free) ⚙️ Engine Specifications Primary Engine Engine Options 2008: Likely includes V6 and V8 gasoline engines, and potentially a diesel option depending on market. Common V6 would be the M272 (3.5L) and V8 the M273 (5.5L). Performance Horsepower 3.5L V6: Approximately 268 hp @ 6000 rpm (M272 engine) Torque 3.5L V6: Approximately 258 lb-ft @ 2400-5000 rpm (M272 engine) Horsepower 5.5L V8: Approximately 389 hp @ 6000 rpm (M273 engine) Torque 5.5L V8: Approximately 391 lb-ft @ 2800-4800 rpm (M273 engine) Fuel System Fuel Delivery: Likely multi-point fuel injection (MPI) or direct injection (DI) depending on engine variant. Cooling System Coolant Type Specification: Mercedes-Benz specifications will be detailed, likely an approved OAT coolant (e.g., MB Spec 325.0 or 325.5). Lubrication System Engine Oil Specification: Likely Mercedes-Benz Approved Engine Oil Specification 229.5 or 229.51 for full synthetic, depending on engine. Viscosity typically 0W-40 or 5W-40. 🔧 Transmission Standard Transmission Type: Automatic Transmission (likely 7-speed 7G-TRONIC, model 722.9 for most variants). Optional Optional Transmission: No manual transmission offered for R-Class. Features Drivetrain: All-Wheel Drive (4MATIC) standard on most R-Class models. Fluid Specifications Transmission Fluid Type: Specific MB specification fluid (e.g., MB 236.14 for 7G-TRONIC). 📐 Dimensions Exterior Wheelbase: Approx. 126.6 inches (3216 mm) for standard wheelbase, or 135.6 inches (3444 mm) for long wheelbase. Length: Approx. 199.9 inches (5077 mm) for standard, 208.9 inches (5307 mm) for long. Width: Approx. 76.5 inches (1943 mm) Height: Approx. 67.1 inches (1704 mm) Weights Curb Weight: Varies by engine and configuration, typically starting around 4,700 lbs (2130 kg). Cargo Cargo Volume Behind 3Rd Row: Approx. 16.0 cubic feet (0.45 m³) (standard wheelbase) Cargo Volume Behind 2Nd Row: Approx. 43.2 cubic feet (1.22 m³) (standard wheelbase, 3rd row folded) Cargo Volume Behind 1St Row: Approx. 85.1 cubic feet (2.41 m³) (standard wheelbase, 2nd and 3rd rows folded) 🛡️ Safety Features Ratings NHTSA Front Impact: 5-Star Rating (likely for driver and passenger) IIHS Side Impact: Good Rating (likely) Active Features Electronic Stability Program: Standard (ESP) Anti Lock Braking System: Standard (ABS) Traction Control System: Standard (TCS) All Wheel Drive: Standard 4MATIC system Passive Features Airbags: Front, side, and curtain airbags; likely optional rear side airbags. Seatbelts: Three-point seatbelts with pretensioners and load limiters Child Seat Anchors: LATCH (Lower Anchors and Tethers for Children) system 💡 Technology Features Infotainment Comand System: COMAND (Cockpit Management and Navigation) system with integrated navigation, radio, CD/DVD player, and optional Bluetooth connectivity. Harman Kardon Audio: Optional Harman Kardon surround sound audio system available. Driver Assistance Parking Assist: Optional Parktronic parking sensors front and rear. Adaptive Cruise Control: Optional DISTRONIC adaptive cruise control system. Connectivity Bluetooth Interface: Optional Bluetooth interface for hands-free calling and audio...