🏷️ Basic Information Identification Make: Mercedes-Benz Model: ML Class Chassis Code: W164 Model Year: 2009 Generation Generation: Second Generation (W164) Generation Years: 2005-2011 👋 Introduction Market Position Segment: Luxury Mid-size SUV Target Audience: Owners seeking to perform DIY maintenance and repairs, independent repair shops Competitive Analysis Competitors: BMW X5, Audi Q7, Lexus RX, Land Rover LR3/LR4 Key Features Key Selling Points: Comprehensive coverage, step-by-step instructions with pictures, significant cost savings on repairs, digital accessibility 📋 Manual Details Coverage Areas Coverage Scope: Complete Workshop Service and Repair Model Variant Coverage: All Models, Engines, Trim Levels, and Transmission Types Page Count Page Count: N/A (Digital Format) Manual Type Manual Type: Workshop Service Repair Manual Language Language: English Format Format: Downloadable Digital File (PDF) File Format: PDF Searchability: Searchable text content Printability: Printable (individual pages or entire document) Device Compatibility: Compatible with PC, MAC, Tablets, and Smartphones Software Requirement: Adobe Reader (free download) Delivery Delivery Method: Instant Email Delivery after Payment 📖 Manual Coverage Systems Covered Engine Systems: Engine mechanical, lubrication, cooling, fuel, ignition, emission control, engine management (ECU diagnostics and programming) Transmission Systems: Automatic transmission (7G-TRONIC), transfer case, driveline components Brake Systems: Hydraulic brake system, ABS (Anti-lock Braking System), ESP (Electronic Stability Program), SBC (Sensotronic Brake Control - if applicable to specific models within W164) Suspension Steering: Front and rear suspension components, power steering system, 4MATIC all-wheel drive system Electrical Electronics: Battery, charging system, starter, lighting, body control module (BCM), comfort systems, CAN bus communication Body Chassis: Body structure, doors, hood, tailgate, interior trim, exterior panels, chassis frame components HVAC: Heating, ventilation, and air conditioning (HVAC) system diagnostics and repair Safety Systems: Airbag system, seat belts, SRS (Supplemental Restraint System) components Procedures Included Maintenance Procedures: Routine maintenance checks, fluid changes, filter replacements, spark plug replacement, belt inspection/replacement Repair Procedures: Engine component repair/replacement (e.g., head gaskets, fuel injectors), transmission overhaul, brake caliper replacement, suspension component repair, electrical component diagnosis and replacement Diagnostic Procedures: Troubleshooting guides, symptom-based diagnostics, fault code interpretation and clearing Electrical Diagnostics: Wiring diagrams, circuit testing, component testing Special Tools: Identification and usage of specialized Mercedes-Benz tools required for specific repairs Technical Depth Technical Depth: Comprehensive: from basic scheduled maintenance to advanced engine, transmission, and electronic system diagnostics and overhaul ⚙️ Engine Specifications Primary Engine Engine Options 2009: ML350 (3.5L V6 M272), ML550 (5.5L V8 M273), ML63 AMG (6.2L V8 M156) Performance Ml350 Hp: 268 hp @ 6000 rpm Ml350 Torque: 258 lb-ft @ 2400-5000 rpm Ml550 Hp: 382 hp @ 6000 rpm Ml550 Torque: 391 lb-ft @ 2800-4800 rpm Ml63 Amg Hp: 507 hp @ 6800 rpm Ml63 Amg Torque: 479 lb-ft @ 5200 rpm Fuel System Fuel Type: Premium Unleaded Gasoline (91 octane or higher recommended) Injection Type: Sequential Multi-Port Fuel Injection (MPI) or Direct Injection (DI) depending on engine 🔧 Transmission Standard Transmission Type: 7-speed Automatic (7G-TRONIC) Optional Transmission Options: N/A (Standard across most W164 models in 2009) Features Drivetrain: 4MATIC All-Wheel Drive (Standard) 📐 Dimensions Exterior Length: Approximately 188.5 inches (4788 mm) Width: Approximately 76.5 inches (1944 mm) Height: Approximately 70.2 inches (1783 mm) Weights Curb Weight: Varies by engine, typically 4,700 - 5,100 lbs (2130 - 2315 kg) 🛡️ Safety Features Ratings NHTSA Front Impact: 5-Star (Driver and Passenger) IIHS Top Safety Pick: Yes Active Features Active Safety Systems: ABS, ESP, Traction Control System (TCS), Brake Assist (BAS) Passive Features Passive Safety Features: Front airbags, front side airbags, side curtain airbags, active front head restraints 💡 Technology Features Infotainment Infotainment System: COMAND APS (Cockpit Management and Navigation) NTG 2.5 with GPS navigation, CD/DVD player, AM/FM radio, Bluetooth connectivity Driver Assistance Driver Assistance Features: Optional: Parking Assist (PARKTRONIC), Adaptive Cruise Control (DISTRONIC) Connectivity Connectivity Options: Bluetooth interface for hands-free calling and audio streaming 🔧 Maintenance Service Intervals Oil Change Interval: Flexible Service System (FSS) indicating based on driving conditions, typically 10,000 miles or 1 year Air Filter Replacement: Every 30,000 miles or as per FSS Cabin Filter Replacement: Every 15,000-20,000 miles or annually Spark Plug Replacement: ML350/ML550: ~100,000 miles (Long-life iridium) Fluid Specifications Engine Oil Type: Mobil 1 Synthetic ESP Formula 0W-40 or equivalent meeting MB 229.5 approval Transmission Fluid: MB 236.12 (ATF LT 71141) or MB 236.14 for 7G-TRONIC (check VIN specific) Coolant Type: Mercedes-Benz G48 (Blue) or equivalent, pre-diluted (50/50 mix) Brake Fluid: DOT 4 Plus (MB Spec 331.0) Known Issues Common Issues W164: Intake manifold runner flap failure (M272/M273 engines), ignition coil failure, mass air flow (MAF) sensor issues, suspension component wear (e.g., control arms, air springs on models with Airmatic), oil cooler leaks, transmission conductor plate issues. 📚 Vehicle History Brand Heritage Brand Focus: Luxury vehicles, SUVs, pioneering automotive engineering Model Evolution W164 Introduction: Introduced for the 2006 model year, replacing the W163 M-Class W164 Facelift: Received a significant facelift for the 2009 model year, featuring revised styling, updated interior, and powertrain enhancements....