The 2011 Mercedes M-Class (W164) Service and Repair Manual provides comprehensive repair and maintenance information for all models of the 2011 Mercedes M-Class, covering all aspects of vehicle repair and service. This detailed manual, originally used by dealership technicians, allows you to confidently perform repairs at home or at a workshop. The manual includes step-by-step instructions, illustrations, wiring diagrams, and specifications for a wide range of systems and components. From basic maintenance tasks to complex repairs, you’ll find clear and detailed information on everything you need to know to diagnose and fix problems. This includes sections on: * Engine: This section covers engine maintenance, repair, and troubleshooting, including components such as the engine block, cylinder head, valves, pistons, connecting rods, crankshaft, camshaft, timing system, and more. * Control System: The control system section provides information on the electronic control units (ECUs) that manage various functions of the vehicle. This includes engine management, transmission control, ABS, traction control, and more. * Mechanical: This includes information on the mechanical components of the vehicle, such as the transmission, differential, suspension, steering, brakes, and axles. * Fuel Service Specifications: This section covers the fuel system and its components, including the fuel tank, fuel lines, fuel pump, fuel filter, fuel injectors, and more. * Emission Control: The emission control system is covered in detail, including the catalytic converter, oxygen sensors, EGR system, and more. * Intake Exhaust Cooling: This section provides information on the intake and exhaust systems, including the air intake, exhaust manifold, air filter, and more. * Lube: This section covers the lubrication system of the vehicle, including the engine oil, transmission fluid, differential fluid, and more. * Ignition Starting Charging: This section covers the ignition, starting, and charging systems of the vehicle, including the battery, starter motor, alternator, ignition system, and more. * Auto Transmission Clutch: This section covers the automatic transmission, including the transmission control unit, torque converter, and other components. * Manual Transmission: The manual transmission is covered in detail, including the clutch, gearbox, and shifter. * Transfer Propeller Shaft: This covers the transfer case and the propeller shaft, which connects the transmission to the axles. * Drive Shaft: Covers the drive shafts, which connect the differential to the wheels. * Differential: This section covers the differential, which allows the wheels on each axle to rotate at different speeds. * Axle Suspension: This section covers the axles and suspension system, including the suspension arms, springs, shock absorbers, and other components. * Tire & Wheel: The tire and wheel section covers the wheels, tires, and tire pressure monitoring system. * Brake Control: This section covers the brake control system, including the master cylinder, brake booster, and other components. * Brake: This section covers the brake system, including the brake calipers, brake pads, brake discs, and more. * Parking Brake: This section covers the parking brake system. * Steering Column: This section covers the steering column and the steering wheel. * Power Steering: This section covers the power steering system, including the power steering pump, hydraulic lines, and steering rack. * Air Condition: This section covers the air conditioning system, including the compressor, condenser, evaporator, and refrigerant. * Suppl Restraint System: This section covers the safety features of the vehicle, such as the airbags, seat belts, and other safety systems. * Seat Belt: This section covers the seat belt system, including the seat belt retractors, buckles, and pretensioners. * Engine Immobilizer: This section covers the engine immobilizer system, which prevents the vehicle from being started by unauthorized individuals. * Cruise Control: This section covers the cruise control system, which allows the driver to maintain a constant speed. * Wiper & Washer: This section covers the windshield wiper and washer system, including the motor, blades, and washer pump. * Door Lock: This section covers the door lock system, including the locks, actuators, and keyless entry system. * Meter Audio/Visual: This section covers the instrument panel, including the speedometer, tachometer, fuel gauge, temperature gauge, and warning lights. * Horn: This section covers the horn system, including the horn button, horn relay, and horn itself. * Windshield/Glass Mirror: This section covers the windshield, glass, and mirrors. * Instrument Panel: This section covers the instrument panel, including the dashboard, gauges, and controls. * Seat: This section covers the seats, including the seat adjustments, heating, and cooling. * Engine Hood/ Door: This section covers the engine hood and doors, including the latches, hinges, and locks. * Exterior & Interior: This section covers the exterior and interior of the vehicle, including the body panels, paint, trim, upholstery, and more. * Electrical: This comprehensive section covers the electrical systems of the vehicle, including the wiring diagrams, fuse box, relays, sensors, and more. * Multiplex/ Can Communication: This section covers the communication systems of the vehicle, including the CAN bus network, which allows different electronic control units (ECUs) to communicate with each other. This manual provides the information you need to safely and confidently maintain and repair your 2011 Mercedes M-Class (W164).

The 2011 Mercedes-Benz M-Class (W164), also known as the ML-Class, represents the second generation of Mercedes' popular mid-size luxury SUV. Built upon a robust platform shared with the contemporary R-Class, the W164 M-Class was a testament to Mercedes' engineering prowess, blending refined on-road manners with capable off-road abilities. The 2011 model year saw subtle design updates, focusing on a more refined and luxurious aesthetic, with new headlights, taillights, and a slightly revised front grille. Under the hood, the W164 offered a range of powerful and fuel-efficient engines, including V6 and V8 gasoline options, along with a V6 diesel engine for those seeking better fuel economy. The majority of the W164 lineup came equipped with Mercedes' 7G-TRONIC seven-speed automatic transmission, offering smooth and responsive gear changes, while a 4MATIC all-wheel drive system ensured surefootedness in challenging conditions. Inside, the 2011 W164 M-Class embraced a luxurious and refined ambiance, featuring premium materials, comfortable seating for five, and an array of advanced technology features. The standard equipment included a COMAND infotainment system with navigation, a premium sound system, and a plethora of safety systems, including multiple airbags, Electronic Stability Program (ESP), and Anti-lock Braking System (ABS). The 2011 W164 M-Class continued its predecessors' legacy of providing a comfortable and enjoyable driving experience, whether navigating city streets, tackling off-road trails, or embarking on long-distance journeys. Its combination of luxury, comfort, and capability made it a popular choice for those seeking a versatile and practical SUV that could effortlessly blend into a high-end lifestyle.