🏷️ Basic Information Identification Make: Mercedes-Benz Model: R350 Year: 2007 Codes Chassis Code: W251 👋 Introduction Market Position Vehicle Segment: Luxury Crossover SUV (often categorized as a 'Grand Sports Tourer') Target Audience: Families seeking luxury, space, comfort, and the prestige of the Mercedes-Benz brand, often for longer journeys. Competitive Analysis Key Competitors: BMW X5, Audi Q7, Lexus RX, Volvo XC90 Key Features Unique Selling Points: Spacious, adaptable interior with available third-row seating; premium Mercedes-Benz comfort, build quality, and brand cachet; standard 4MATIC all-wheel drive; refined driving dynamics for its class. Manual Value Proposition: Official, comprehensive digital resource offering factory-level repair information, crucial for DIY enthusiasts and independent shops to maintain and repair this sophisticated vehicle. 📋 Manual Details Coverage Areas Manual Type: Service and Repair Manual Software Language: English Format: Digital Software (likely PDF or proprietary executable) Page Count Estimated Page Count: Comprehensive (digital format implies extensive content) 📖 Manual Coverage Systems Covered Engine Mechanical: Complete overhaul, diagnostics, component testing, timing, lubrication, cooling Engine Electrical: Ignition, fuel injection, sensors, actuators, engine control module (ECM) diagnostics, wiring diagrams Transmission: Automatic transmission (722.6/7G-TRONIC) diagnosis, repair, fluid service, torque converter, electronic control Drivetrain: All-wheel drive (4MATIC) system, differentials, driveshafts, CV joints Suspension: Front and rear suspension components, springs, shock absorbers, control arms, bushings, alignment specifications Steering: Power steering system, steering rack, tie rods, steering column, power steering fluid Brakes: Hydraulic system, ABS, ESP, brake pads, rotors, calipers, parking brake, brake fluid specifications Electrical System: Battery, charging system, starter, lighting, power windows, locks, mirrors, wipers, horn, body control module (BCM) HVAC: Air conditioning, heating, ventilation, climate control system, refrigerant, diagnostics Body: Body panels, doors, hood, tailgate, interior trim, chassis components, corrosion protection Restraints: Airbag system, seat belts, SRS module diagnostics Infotainment: Audio system, navigation (COMAND), telematics, display units, control modules Procedures Included Routine Maintenance: Oil changes, filter replacements, fluid checks and top-offs, tire rotation, spark plug replacement Diagnostic Troubleshooting: Step-by-step diagnostic procedures for common and uncommon faults, symptom-based troubleshooting Component Replacement: Detailed instructions for replacing major components like engine, transmission, suspension parts, brakes, etc. Rebuilding Procedures: Instructions for rebuilding major assemblies (engine, transmission, differentials) where applicable Electrical Diagnostics And Repair: Fuse location and testing, wiring harness repair, sensor testing, module programming (initialization/coding) Special Tool Requirements: Identification and usage instructions for specialized tools needed for specific repairs Technical Depth Diagnostic Capability: Advanced, with detailed fault code interpretation, sensor data analysis, and circuit testing Repair Scope: Comprehensive, covering everything from basic maintenance to major component overhaul and system diagnostics Wiring Diagrams: Detailed and system-specific wiring diagrams for all major electrical systems 📊 Manual Specifications File Format File Type: Proprietary Software or PDF Searchability: Likely fully searchable text content Print Quality: Excellent (digital format allows high-resolution rendering) Binding Type Binding: N/A (Software) Paper Type Paper Type: N/A (Software) ⚙️ Engine Specifications Primary Engine Engine Code: M272 (E35) Engine Type: 3.5L V6, Naturally Aspirated Displacement: 3498 cc (213.5 cubic inches) Bore X Stroke: 92.9 mm x 86.0 mm Compression Ratio: 10.7:1 Cylinder Head: Aluminum alloy, DOHC, 4 valves per cylinder Block Material: Aluminum alloy Performance Horsepower: 268 hp @ 6000 rpm Torque: 258 lb-ft @ 2400-5000 rpm Fuel System Fuel Delivery: Sequential Multi-Port Fuel Injection (SFI) Recommended Fuel: Premium Unleaded (91 octane or higher) Emissions System: California emissions standards compliant (PZEV or similar depending on region) 🔧 Transmission Standard Transmission Type: 7-speed Automatic (7G-TRONIC) Transmission Model Code: 722.6 Drive Configuration: All-Wheel Drive (4MATIC) Features Shift Modes: Comfort (C) and Sport (S) modes Transmission Fluid Type: MB 236.10 (e.g., Pentosin ATF1, Mobil ATF 134) Transmission Fluid Capacity: Approx. 9.5 liters (dry fill), ~7.5 liters for fluid service 📐 Dimensions Exterior Length: 198.9 inches (5052 mm) Width: 78.5 inches (1994 mm) Height: 67.0 inches (1702 mm) Wheelbase: 126.6 inches (3216 mm) Front Track: 65.8 inches (1671 mm) Rear Track: 66.2 inches (1681 mm) Ground Clearance: Approx. 6.4 inches (163 mm) Weights Curb Weight: Approx. 4700-4850 lbs (2132-2200 kg) Gross Vehicle Weight Rating: Approx. 6400-6500 lbs (2903-2948 kg) Towing Capacity: 3500 lbs (1588 kg) (with optional trailer hitch) Cargo Cargo Volume Behind 3Rd Row: Approx. 13.1 cu ft Cargo Volume Behind 2Nd Row: Approx. 42.0 cu ft Cargo Volume Behind 1St Row: Approx. 85.0 cu ft 🛡️ Safety Features Ratings NHTSA Front Impact: 5-Star NHTSA Side Impact: 5-Star IIHS Front Crash: Good IIHS Side Impact: Good Active Features Stability Control: Electronic Stability Program (ESP) Traction Control: All-Season Traction Control (ASR) Antilock Brakes: Anti-lock Braking System (ABS) Brake Assist: Brake Assist System (BAS) Passive Features Airbags: Dual-stage front airbags, front side-impact airbags, side curtain airbags (front and rear) Seatbelts: 3-point seatbelts with pretensioners and force limiters Child Seat Anchors: LATCH (Lower Anchors and Tethers for Children) system 💡 Technology Features Infotainment Infotainment System: COMAND (Cockpit Management and Navigation) NTG 2.5 system, featuring a central display, radio, CD player, and optional navigation. Audio...