Positioning:
The Mercedes-Benz W164 M-Class positioned as a luxury mid-size SUV, competing with vehicles like the BMW X5, Audi Q7, and Lexus RX.
Key Competitors:
BMW X5, Audi Q7, Lexus RX, Volvo XC90, Land Rover Discovery.
Luxury SUV:
Known for its luxurious interior, comfortable ride, advanced safety features, and powerful engine options.
Brand Perception:
Represents Mercedes-Benz's commitment to premium build quality, sophisticated engineering, and driver comfort.
Applicable Years:
2006, 2007, 2008, 2009, 2010, 2011
Models Covered:
All M-Class W164 variants, including all engines, transmissions, and trim levels.
Page Count:
Estimated 3000+ pages (comprehensive workshop manuals typically exceed this)
Manual Type:
Workshop Service Repair Manual
Format:
Digital Downloadable (PDF)
Engine Mechanical:
Detailed procedures for all W164 engines (e.g., M272 V6, M112 V6, OM642 V6 Diesel, OM647 I5 Diesel), including disassembly, assembly, overhaul, timing, cooling systems, lubrication.
Engine Management:
ECU diagnosis, sensor testing, fuel injection systems, ignition systems, emissions control systems.
Transmission Automatic:
Service and repair for 7G-TRONIC (722.9) and earlier automatic transmissions, including valve body, torque converter, electronic control, fluid changes.
Transmission Manual:
If applicable to specific models, coverage for manual gearbox service and repair.
Drivetrain:
Front and rear axle, differentials, driveshafts, CV joints, 4MATIC all-wheel drive system maintenance and repair.
Suspension:
Front and rear suspension components, shock absorbers, springs, control arms, bushings, self-leveling suspension (if equipped).
Steering:
Power steering system, steering gear, steering column, alignment specifications.
Brakes:
Hydraulic brake system, ABS, ESP, brake discs, pads, calipers, lines, bleeding procedures, parking brake.
Electrical System:
Wiring diagrams, fuse and relay locations, battery, alternator, starter, lighting systems, accessory circuits.
Body Exterior:
Body panel removal and installation, doors, hood, tailgate, bumpers, glass replacement, rust prevention.
Body Interior:
Dashboard removal, seat removal, trim panels, upholstery, headliner, HVAC components.
HVAC:
Air conditioning system diagnosis and repair, heater core, blower motor, climate control unit.
Comfort Systems:
Power seats, sunroof, windows, mirrors, keyless entry, central locking.
Troubleshooting:
Systematic diagnostic procedures, fault code interpretation, component testing.
Scheduled Maintenance:
Oil changes, filter replacements, fluid checks, tire rotations, brake inspections based on mileage and time.
Routine Repairs:
Replacement of common wear items like belts, hoses, spark plugs, bulbs, wiper blades.
Major Overhauls:
Engine rebuilds, transmission overhauls, complete brake system overhauls.
Special Tools:
Identification and usage of required specialized Mercedes-Benz tools.
Depth:
Comprehensive, covering basic maintenance to advanced diagnostics and complete unit rebuilds.
Engine Options:
Various gasoline and diesel engines including M272 (3.5L V6), M112 (3.7L V6), OM642 (3.0L V6 Diesel), OM647 (2.7L I5 Diesel).
Horsepower Range:
Approximately 220 HP to 300+ HP depending on engine variant.
Torque Range:
Approximately 250 lb-ft to 400+ lb-ft depending on engine variant.
Fuel Type:
Premium Unleaded Gasoline (for gasoline engines), Diesel (for diesel engines).
Injection System:
Electronic Fuel Injection (EFI) with multi-point injection or common rail direct injection for diesels.
Coolant Type:
Mercedes-Benz specifications require MB 325.0 or 326.0 coolant (typically blue or green antifreeze).
NHTSA Rating:
Typically achieved high safety ratings, often 5-star in frontal and side impacts.
Active Safety:
ABS, ESP (Electronic Stability Program), Traction Control, Brake Assist, optional Distronic adaptive cruise control, PARKTRONIC.
Passive Safety:
Multiple airbags (front, side, curtain), front seatbelt pretensioners, anti-whiplash head restraints.
Oil Change Interval:
Typically every 10,000 miles (16,000 km) or 12 months, or as indicated by the vehicle's flexible service system (ASSYST PLUS).
Transmission Fluid Change:
Often recommended around 60,000-80,000 miles (100,000-130,000 km) for automatic transmissions, check manual for specific model.
Engine Oil Spec:
MB 229.5 or MB 229.51 for gasoline engines (e.g., Mobil 1 0W-40 or 5W-40), MB 229.51 or 229.52 for diesel engines.
Coolant Capacity:
Approximately 9-10 liters (check specific engine).
Common Problems:
Potential issues include intake manifold runner issues (M272), balance shaft wear (M272), Airmatic suspension leaks, SBC brake system issues (earlier models), and rust on rear wheel arches.
Diesel Glow Plugs:
Diesel models may experience glow plug failures and injector issues.
