🏷️ Basic Information Identification Make: Mercedes-Benz Model: ML55 AMG Year: 2003 Generation Chassis Code: W163 Generation Designation: First Generation (W163) Codes Engine Code: M113 E55 ML 👋 Introduction Market Position Segment: Luxury Mid-size SUV, High-Performance SUV Competitive Analysis Key Competitors: BMW X5 4.6is/4.8is, Porsche Cayenne Turbo, Audi RS Q8 (later models), Land Rover Range Rover Sport Key Features Performance Focus: AMG-tuned V8 engine, enhanced suspension and braking for performance driving Utility: Practical SUV utility combined with AMG performance and luxury 📋 Manual Details Coverage Areas Coverage Scope: Comprehensive Service and Repair Page Count Estimated Pages: 1500+ Manual Type Type: Official Factory Service Manual Software Language Language: English Format Format Type: Digital Software (e.g., PDF, Interactive CD/DVD) 📖 Manual Coverage Systems Covered Powertrain: Engine (M113 E55 ML), Transmission (5G-TRONIC), Drivetrain (4MATIC All-Wheel Drive) Chassis: Suspension (front/rear), Steering, Brakes (ABS, ESP) Electrical: Engine Control Unit (ECU), Body Control Module (BCM), Lighting, HVAC Electricals, Infotainment Systems Body: Exterior Body Panels, Interior Trim, Doors, Windows, Seats, Restraint Systems (Airbags) Procedures Included Maintenance: Scheduled Maintenance, Oil Changes, Filter Replacements, Fluid Checks and Changes Diagnostics: Troubleshooting Symptoms, Diagnostic Trouble Codes (DTCs), Live Data Interpretation Repair: Engine Overhaul, Transmission Repair, Brake Component Replacement, Suspension Overhauls, Electrical Component Diagnosis and Replacement Special Procedures: Component Removal and Installation, Calibration Procedures, Wiring Diagrams, Component Location Technical Depth Depth Level: Factory-Level Diagnostic and Repair Information Diagnostic Tools: Information relevant to use with Mercedes-Benz diagnostic tools (e.g., STAR Diagnosis) 📊 Manual Specifications File Format File Type: Searchable PDF or proprietary software executable Print Quality Printability: High-resolution, printable pages Binding Type Binding: N/A (Digital Software) Paper Type Paper: N/A (Digital Software) ⚙️ Engine Specifications Primary Engine Engine Type: Naturally Aspirated V8 Displacement: 5.4 Liters (5439 cc) Bore X Stroke: 97.0 mm x 92.0 mm Compression Ratio: 9.5:1 Performance Horsepower: 349 hp @ 5500 rpm Torque: 391 lb-ft (530 Nm) @ 3250-4500 rpm Fuel System Fuel Delivery: Sequential Multi-Port Fuel Injection (MPFI) Fuel Type: Premium Unleaded Gasoline (91+ Octane) Engine Management Engine Control Unit: ME 2.8.1 🔧 Transmission Standard Transmission Type: 5-Speed Automatic with TouchShift Transmission Model: 722.6 (5G-TRONIC) Features Gear Ratios: 1st: 3.59, 2nd: 2.19, 3rd: 1.42, 4th: 1.00, 5th: 0.73, Reverse: 3.41 Transmission Fluid Type: MB 236.10 or MB 236.12 Automatic Transmission Fluid (ATF) 📐 Dimensions Exterior Length: 189.1 inches (4803 mm) Width: 75.0 inches (1905 mm) Height: 70.1 inches (1780 mm) Wheelbase: 111.0 inches (2820 mm) Weights Curb Weight: 4718 lbs (2140 kg) Gross Vehicle Weight Rating: 6217 lbs (2820 kg) Cargo Cargo Volume: 39.4 cu ft (1116 L) (seats up) / 81.5 cu ft (2308 L) (seats folded) 🛡️ Safety Features Ratings NHTSA Front Crash Test: 5-Star Rating NHTSA Side Crash Test: 4-Star Rating IIHS Moderate Overlap Frontal Offset: Good Active Features Traction Control: ASR (Acceleration Slip Regulation) Stability Control: ESP (Electronic Stability Program) Braking System: 4-Wheel Disc Brakes with ABS (Anti-lock Braking System), EBD (Electronic Brake Force Distribution), BAS (Brake Assist) Passive Features Airbags: Driver, Front Passenger, Front Side-Impact Airbags Seatbelts: Pretensioning Front Seatbelts with Load Limiters, Rear 3-Point Seatbelts 💡 Technology Features Infotainment Audio System: Bose Premium Audio System with CD Player and AM/FM Radio Navigation: Optional COMAND (Cockpit Management and Navigation) System Driver Assistance Cruise Control: Standard Cruise Control Parking Assistance: Optional Rear Park Assist (PARKTRONIC) Connectivity Telephone: Optional Integrated Hands-Free Telephony System 🔧 Maintenance Service Intervals Oil Change Interval: Every 10,000 miles or 12 months, whichever comes first (Synthetic Oil) Transmission Service Interval: Every 40,000 - 60,000 miles or as per service indicator Air Filter Replacement: Every 30,000 miles or as per service indicator Spark Plug Replacement: Every 100,000 miles (Iridium Spark Plugs) Fluid Specifications Engine Oil Specification: SAE 0W-40 Synthetic Engine Oil (MB Approval 229.5) Engine Oil Capacity: 8.5 Liters (9.0 US Quarts) Coolant Specification: MB 325.0 / 326.0 (Blue/Green Antifreeze, 50/50 Mix with Distilled Water) Brake Fluid Specification: DOT 4 Plus (MB 331.0) Known Issues Crankshaft Position Sensor: Failure can lead to no-start or stalling conditions. Mass Air Flow Sensor: Can become dirty or fail, affecting engine performance and fuel economy. Rear Main Seal Leaks: Can develop oil leaks from the rear main engine seal over time. Transfer Case Actuator: Potential issues with the 4MATIC all-wheel-drive system actuator. Window Regulator Failure: Common wear item leading to windows not operating. 📚 Vehicle History Brand Heritage Manufacturer History: Mercedes-Benz, established in 1926, renowned for luxury, engineering, and safety. Model Evolution Ml Class Origin: The M-Class (W163) was Mercedes-Benz's first foray into the SUV market, launched in 1997. Ml55 Amg Introduction: The ML55 AMG was introduced in 1999 as a high-performance variant of the M-Class, featuring AMG's signature powertrain and suspension enhancements. Production Production Location: Tuscaloosa, Alabama, USA Production Years: 1999-2003 🏆 Awards & Recognition Recognitions Performance Awards: Frequently cited in automotive publications for its combination of SUV practicality and supercar-like performance. Ratings Consumer Satisfaction: Generally well-regarded...