Market Segment:
Luxury Mid-size SUV segment. The W164 ML Class positioned as a premium offering from Mercedes-Benz, emphasizing comfort, safety, and off-road capability in its class.
Competitors:
BMW X5, Audi Q7, Lexus RX, Porsche Cayenne, Volvo XC90, Cadillac SRX.
Vehicle Attributes:
Advanced engineering, robust build quality, luxurious interior, powerful engine options, sophisticated all-wheel-drive system (4MATIC), and strong brand prestige.
Manual Benefit:
Provides DIY enthusiasts and professional mechanics with the authoritative factory information needed to maintain, diagnose, and repair the W164 ML Class effectively, saving time and money on repairs.
Coverage Areas:
Complete service, repair, and troubleshooting procedures for the Mercedes-Benz ML Class W164 (2009 model year).
Page Count:
Hundreds of pages (exact count not specified but implied to be comprehensive)
Manual Type:
Factory Service Repair Workshop Manual
Systems Covered:
Engine mechanical and electrical, transmission (automatic), drivetrain, suspension, steering, brakes (hydraulic and ABS), climate control, interior electrical systems, bodywork, exterior trim, safety systems (SRS airbag), fuel system, cooling system, lubrication system, exhaust system, emission control systems, body electrical, HVAC, infotainment, and diagnostic procedures.
Procedures Included:
Routine maintenance, scheduled servicing, diagnostic troubleshooting, component removal and installation, repair procedures, component testing, specifications, torque values, wiring diagrams, hydraulic diagrams, vacuum diagrams, and special tool requirements.
Technical Depth:
Comprehensive, covering everything from basic fluid changes and inspections to complex engine and transmission overhauls, electrical system diagnostics, and body repair. Includes step-by-step instructions, detailed photos, and exploded diagrams for all repair and maintenance tasks.
File Format Compatibility:
Fully compatible with Windows and MAC computers.
Printing Capability:
Printable: Allows users to print individual pages or the entire manual.
Usage License:
Unlimited use on multiple computers; no expiry dates or renewal fees required. Full version with no limitations.
Image And Diagram Quality:
High-quality detailed photos and diagrams, including exploded views, to ensure clarity and accuracy in repairs.
Engine Variants Covered:
Likely covers the common gasoline and diesel engines for the 2009 W164 ML Class, including but not limited to: ML350 (3.5L V6 M272 engine), ML500 (5.5L V8 M273 engine), ML550 (5.5L V8 M273 engine), ML320 CDI/350 Bluetec (3.0L V6 turbodiesel OM642 engine).
Typical Horsepower Torque:
Varies by engine. For example, the ML350 (M272) typically produced around 268 hp and 258 lb-ft of torque. Diesel variants offered strong low-end torque.
Fuel System Type:
Electronic Fuel Injection (EFI), likely with multi-port injection or direct injection depending on the specific engine variant. Ignition system typically utilizes coil-on-plug technology.
Cooling System Type:
Pressurized liquid cooling system with coolant reservoir, water pump, thermostat, and radiator. Lubrication system utilizes a wet sump with an oil pump and oil filter.
Drive Configuration:
Standard 4MATIC all-wheel-drive.
Transmission Model:
Likely the 7G-TRONIC 7-speed automatic transmission (722.9 series) for most variants, known for its smooth operation and efficiency.
Transmission Control:
Electronically controlled with modes such as Comfort (C) and Sport (S). Manual shifting available via steering wheel mounted paddles or the shift lever.
Transmission Fluid Type:
Specific Mercedes-Benz approved automatic transmission fluid (ATF), such as MB 236.14. Refer to the manual for precise identification.
Length Width Height:
Approximate: Length: 189.1 in (4803 mm), Width: 75.8 in (1925 mm), Height: 69.2 in (1758 mm). Exact dimensions may vary slightly by specific model variant.
Wheelbase:
Approximate: 114.7 in (2915 mm).
Curb Weight:
Typically ranging from approximately 4,700 to 5,000 lbs (2130 - 2270 kg) depending on engine and options.
Fuel Tank Capacity:
Approximately 19.8 gallons (75 liters).
NHTSA Rating:
While specific 2009 ratings may vary, the W164 generally performed well in safety tests, often achieving 4 or 5-star ratings in frontal and side impact tests.
Traction And Stability Control:
Standard features include Electronic Stability Program (ESP) and Acceleration Skid Control (ASR). Advanced Brake Assist (BAS) and Anti-lock Braking System (ABS).
Airbags:
Comprehensive airbag system including front, side, and curtain airbags. Optional rear side airbags may be available.
Available Systems:
Optional features might include PARKTRONIC parking assistance, and in some markets, advanced lighting systems like Bi-Xenon headlamps with cornering function.
Comand System:
Likely equipped with the COMAND (Cockpit Management and Navigation) system, featuring a central display for navigation, audio, climate control, and vehicle settings. Options include CD changer, satellite radio, and Bluetooth connectivity.
Advanced Features Available:
Available features could include adaptive cruise control (DISTRONIC), Lane Keeping Assist, and Blind Spot Assist, depending on the specific trim and options package.
Integration Options:
Bluetooth for hands-free calling and audio streaming, optional USB/Auxiliary inputs for media playback.
Scheduled Maintenance:
Typically follows Mercedes-Benz's Flexible Service System (FSS). Minor service (e.g., oil change) every 10,000 miles or 12 months, and major service (e.g., transmission fluid, differential fluid, coolant) at higher intervals (e.g., 30,000-60,000 miles). Specific intervals are detailed within the manual.
Engine Oil Type:
Depends on engine. For M272 and M273 gasoline engines, typically MB 229.5 or 229.51 certified synthetic oil, viscosity like 0W-40 or 5W-40. For OM642 diesel, MB 229.51 is common. Always consult the manual or oil cap.
Coolant Type:
Mercedes-Benz approved coolant (e.g., MB 325.0 or 326.0), typically a silicate-free, long-life antifreeze/coolant concentrate, mixed with distilled water.
Frequently Encountered Problems:
Potential issues include intake manifold runner flap failures (M272 engine), oil cooler leaks, HVAC blower motor resistor failures, suspension component wear (e.g., control arms, air springs/struts if equipped), and potential diesel particulate filter issues on diesel models. The manual would detail diagnostics and repair for these.
Replacement Parts Guidance:
The manual provides part numbers and specifications for engine oil filters, air filters, cabin filters, fuel filters (diesel), and spark plugs specific to each engine variant.
Mercedes Benz SUV Legacy:
Mercedes-Benz has a long history of producing rugged and luxurious off-road vehicles dating back to the G-Class. The M-Class (later ML-Class) was introduced in 1997 to tap into the growing SUV market.
W164 Generation Details:
The W164, produced from 2005 to 2011, represented the second generation of the M-Class. It featured a more car-like unibody construction, improved interior luxury, and advanced technology compared to its predecessor.
Manufacturing Plants:
Primarily assembled at the Mercedes-Benz U.S. International (MBUSI) plant in Vance, Alabama, USA.
