Segment:
Luxury Mid-Size SUV.
Brand Perception:
Known for luxury, safety, comfort, and off-road capability (for its segment).
Primary Competitors:
BMW X5, Audi Q7, Lexus RX, Volvo XC90, Land Rover LR3/LR4.
Selling Points:
German engineering, advanced safety features, premium interior materials, strong performance, robust build quality.
Buyer Benefit:
Empowers owners and technicians with factory-level knowledge to perform maintenance, repairs, and diagnostics, potentially saving on labor costs and ensuring proper vehicle care.
Overall Coverage:
Comprehensive service, repair, and troubleshooting for the Mercedes-Benz M-Class W164.
Regional Applicability:
Global, covering specifications and procedures relevant to major markets.
Estimated Page Count:
Hundreds of pages (specific number not provided, but described as 'very detailed').
Type:
Factory Service Repair Workshop Manual
Digital Format:
PDF Download
Powertrain:
Engine mechanical (including assembly, disassembly, inspection, repair), fuel system, ignition system, exhaust system, cooling system, lubrication system.
Drivetrain:
Automatic transmission (722.6, 722.9 variants), transfer case, differentials (front and rear), drive shafts, axles, wheel bearings.
Chassis:
Suspension (front and rear components, airmatic system if applicable), steering system (rack and pinion, power steering), braking system (ABS, ESP, brake pad/rotor replacement, hydraulic system), wheels and tires.
Electrical:
Engine Control Unit (ECU), powertrain control modules (PCM), body control modules (BCM), lighting systems (headlights, taillights, interior lights), power windows, power locks, mirrors, wipers, horn, audio system, climate control system, starter, alternator, battery, fuse box diagrams, wiring diagrams.
Body And Interior:
Body panels, doors, hood, tailgate, bumpers, interior trim, seats, airbags, seatbelts, HVAC system controls and components, dashboard, center console.
Maintenance:
Scheduled maintenance (oil changes, filter replacements, fluid checks/changes), brake system maintenance, tire rotation, battery maintenance.
Repair:
Engine overhaul, transmission rebuild/replacement, suspension component replacement, brake caliper/rotor replacement, electrical component diagnosis and repair, body panel repair/replacement, interior component repair.
Troubleshooting:
Diagnostic procedures for engine performance issues, transmission shifting problems, electrical faults, suspension noises, brake system malfunctions, HVAC system issues.
Diagnostics:
On-Board Diagnostics (OBD-II) code reading and interpretation, component testing, circuit analysis.
Special Tools:
Identification and usage of specialized tools required for specific repair procedures.
Depth:
Detailed step-by-step instructions with exploded diagrams and high-resolution photographs for all repair, maintenance, and troubleshooting tasks. Suitable for professional mechanics and advanced DIY enthusiasts.
Engine Options Common:
V6 and V8 gasoline engines, including 3.0L (M272), 3.5L (M272), 4.7L (M113, early), 5.5L (M273). Diesel options (e.g., 3.0L OM642) were also available in some markets.
Horsepower Range:
Approximately 215 hp to 382 hp depending on engine and model year.
Torque Range:
Approximately 220 lb-ft to 400 lb-ft depending on engine and model year.
Injection Type:
Sequential Multi-Port Fuel Injection (MPI) or Direct Injection (DI) depending on specific engine.
Coolant Type:
Mercedes-Benz specifications require MB 325.0 or 326.0 coolant (typically a silicate-free, ethylene glycol-based antifreeze).
Oil Type Common:
Mobil 1 Synthetic, Mercedes-Benz Spec 229.5 (e.g., SAE 0W-40, 5W-40, or 5W-30 depending on engine and climate).
Length:
Approx. 188.5 inches (4788 mm) to 190.9 inches (4850 mm) depending on model year.
Width:
Approx. 75.7 inches (1923 mm).
Height:
Approx. 70.7 inches (1796 mm) to 72.2 inches (1834 mm) depending on suspension.
Curb Weight:
Approx. 4,500 lbs (2040 kg) to 5,000 lbs (2270 kg) depending on configuration.
Cargo Volume:
Approx. 29.4 cubic feet (832 liters) behind the second row, expandable with folding seats.
NHTSA Rating:
Generally achieved high ratings, often 5-star in frontal and side crash tests (specific ratings vary by year and test protocols).
IIHS Rating:
Often awarded 'Top Safety Pick' status by the IIHS.
Active Safety Systems:
Anti-lock Braking System (ABS), Electronic Stability Program (ESP), Traction Control System (TCS), Brake Assist (BAS), tire pressure monitoring system (TPMS), optional DISTRONIC adaptive cruise control, optional lane keeping assist.
Passive Safety Systems:
Multiple airbags (front, side, curtain, driver knee), front and rear crumple zones, high-strength steel construction, active head restraints (NECK-PRO).
Infotainment System:
COMAND (Cockpit Management and Navigation) system, featuring GPS navigation, AM/FM/CD/DVD audio, and auxiliary inputs. Optional SiriusXM satellite radio.
Driver Assistance Features:
Parktronic parking sensors, rearview camera (optional), adaptive cruise control (DISTRONIC, optional), bi-xenon headlights with active curve illumination.
Connectivity Options:
Bluetooth hands-free calling, Media Interface (MI) for connecting external media devices (optional).
Oil Change Interval:
Typically every 10,000 miles (16,000 km) or 12 months, whichever comes first, using approved synthetic oil (refer to ASSYST PLUS service indicator).
Transmission Fluid Interval:
Recommended every 40,000 to 60,000 miles (64,000 to 96,000 km) for optimal performance and longevity.
Brake Fluid Interval:
Every 2 years, regardless of mileage, to prevent moisture absorption.
Power Steering Fluid:
MB Specification 235.10 (typically a mineral-based hydraulic fluid).
Coolant Capacity:
Approx. 8.5 - 9.5 liters (varies by engine).
Common W164 Issues:
Intake manifold flap failures (M272 engine), oil leaks from camshaft adjusters or oil cooler seals, transmission conductor plate issues (7G-TRONIC), ABS/ESP sensor failures, Airmatic suspension component failures (struts, compressor), fuel pump failures, carbon buildup in intake ports (M272 engine).
Airmatic Suspension Notes:
The Airmatic suspension, while providing excellent comfort, can be a source of expensive repairs if components fail; regular inspection of air lines and seals is advisable.
Brand Legacy:
Mercedes-Benz has a long-standing reputation for luxury, engineering excellence, and safety, dating back to the invention of the automobile.
W164 Generation:
The W164 generation represented a significant evolution of the M-Class, introducing more refined styling, improved technology, and enhanced performance compared to its predecessor (W163).
Facelift:
Received a facelift for the 2009 model year, featuring updated exterior styling (grille, headlights, bumpers), interior enhancements, and powertrain improvements.
Manufacturing Location:
Primarily manufactured in Tuscaloosa, Alabama, USA.
