Market Position:
The Mercedes-Benz CLS-Class (W218) positions itself as a luxury grand tourer, blending coupe styling with sedan practicality, targeting discerning buyers who value performance, comfort, and sophisticated design.
Competitive Analysis:
Competes with other premium four-door coupes and luxury sedans such as the Audi A7, BMW 6 Series Gran Coupe, and Porsche Panamera, emphasizing its unique blend of distinctive aesthetics and advanced engineering.
Key Features:
Distinctive 'dropping line' design, powerful engine options, luxurious interior appointments, advanced safety and technology features, and refined driving dynamics.
Unique Selling Proposition
Unique Selling Proposition:
The ultimate resource for owners and technicians seeking accurate, factory-level repair information, presented in a user-friendly digital format that eliminates the need for physical manuals and offers unparalleled convenience and detail for maintaining and repairing the 2010 Mercedes-Benz CLS-Class (W218).
Target Audience:
DIY enthusiasts, independent repair shops, and Mercedes-Benz owners seeking in-depth knowledge to maintain, diagnose, and repair their 2010 CLS-Class.
Model Positioning:
The CLS-Class is positioned as a distinctive, style-focused luxury vehicle within Mercedes-Benz's lineup, often appealing to buyers seeking a blend of high performance, advanced technology, and avant-garde design.
Manual Coverage:
All models and all repairs A-Z for the 2010 Mercedes-Benz CLS-Class (W218)
Page Count:
Not specified, but described as comprehensive and exhaustive
Manual Type:
Service and Repair Manual (Factory Level)
Manual Source:
Factory-issued, identical to what dealership technicians use.
Download Speed:
Speed Download
Accessibility:
One easy-to-use PDF, no flipping through books, print only needed pages.
Digital Advantages:
No greasy pages, no torn paper manuals, safe on PC, easy to store and access.
Software Requirements:
Adobe PDF Reader and Winzip (free online)
Systems Covered:
Engine, Control System, Mechanical, Fuel System, Emission Control, Intake/Exhaust, Cooling, Lubrication, Ignition, Starting/Charging, Automatic Transmission, Clutch, Manual Transmission, Transfer Case, Propeller Shaft, Drive Shaft, Differential, Axle, Suspension, Tire & Wheel, Brake Control, Brakes, Parking Brake, Steering Column, Power Steering, Air Conditioning, Supplemental Restraint System (SRS), Seat Belts, Engine Immobilizer, Cruise Control, Wiper & Washer, Door Locks, Meter, Audio/Visual, Horn, Windshield/Glass/Mirror, Instrument Panel, Seats, Engine Hood/Doors, Exterior & Interior, Electrical Systems, Multiplex/CAN Communication
Procedures Included:
Maintenance, Service, Diagnosis, Repair, Troubleshooting, Step-by-step instructions
Technical Depth:
Factory-level, detailed, vehicle-specific, including diagrams, illustrations, wiring schematics, and specifications
Troubleshooting Procedures:
Detailed diagnostic procedures and troubleshooting trees are included for all major systems, enabling accurate identification and resolution of faults.
Bodywork Repair:
Comprehensive coverage of exterior and interior body panels, doors, hood, trunk lid, glass replacement (windshield, side glass, rear glass), mirror replacement, trim, seals, and body repair techniques including welding and straightening.
Electrical Diagnostics:
Detailed wiring diagrams for all circuits, including power distribution, lighting, engine management, transmission control, ABS/ESP, SRS, comfort systems, and infotainment. Troubleshooting for electrical faults is a core component.
Interior Systems Covered:
Seats (adjustment, heating, ventilation, memory), seat belts, airbags (SRS system), interior trim, headliner, carpeting, door panels, center console, and interior lighting.
Powertrain Control Modules:
Engine Control Module (ECM), Transmission Control Module (TCM), potentially integrated into a central gateway module. Manual details their functions, diagnostic access, and replacement/programming procedures.
Chassis Components Covered:
Includes detailed information on steering, suspension, brakes, and wheel bearings, with torque specifications, alignment procedures, and replacement guides for all related components.
Primary Engine:
For the 2010 model year, the CLS-Class (W218) was typically offered with a 4.6-liter V8 biturbo engine (e.g., CLS 550) or a 5.5-liter V8 biturbo engine (e.g., CLS 63 AMG). Specific engine codes for the W218 in 2010 may include M278 (for the 550) and M157 (for the 63 AMG), though the W218 generation officially launched in late 2010/early 2011 model year in some markets. The provided information implies the manual covers models available *in* 2010, potentially including late production W219 models that transitioned to the W218.
Performance:
Typically outputs between 382 hp and 402 hp for the CLS 550, and upwards of 518 hp for the CLS 63 AMG, with corresponding torque figures reflecting the V8 biturbo performance.
Fuel System:
Direct Injection (DI) for later models, or sophisticated multi-port fuel injection systems, coupled with twin turbochargers and intercoolers for optimal power and efficiency.
Engine Management System:
Sophisticated engine control units (ECUs) manage fuel injection, ignition timing, turbocharger boost, emissions, and other critical engine parameters. Specific ECU part numbers and diagnostic protocols would be found within the manual.
Cooling System Components:
Radiator, coolant reservoir, water pump, thermostat, cooling fans, coolant hoses. Manual includes detailed procedures for flushing, filling, pressure testing, and component replacement. Coolant capacity typically around 8-10 liters.
Emission Control Systems:
Catalytic converters, oxygen sensors (O2 sensors), secondary air injection, evaporative emission control (EVAP) system. Manual covers diagnosis and repair of emission-related faults and components, including catalytic converter efficiency testing.
Standard Transmission:
7-speed automatic transmission (7G-TRONIC PLUS) was standard on most CLS models, offering a balance of performance and fuel economy.
Optional Transmission:
For high-performance AMG variants, an AMG SPEEDSHIFT MCT 7-speed transmission was available, providing faster shift times and a more engaging driving experience.
Transmission Features:
Includes Comfort, Sport, and Manual modes; paddle shifters on steering wheel for manual gear selection; lock-up torque converter for direct drive feel.
Gear Ratios:
Specific gear ratios for the 7G-TRONIC and AMG SPEEDSHIFT MCT transmissions would be detailed in the manual, allowing for accurate calculation of vehicle speed at given engine RPMs.
Transfer Case Coverage:
If 4MATIC all-wheel drive is equipped, the manual will cover the transfer case operation, fluid specifications, and maintenance procedures.
Exterior Dimensions:
The W218 CLS generally featured a long wheelbase, wide track, and low roofline characteristic of a four-door coupe. Exact dimensions (Length, Width, Height) would vary slightly by specific model variant (e.g., CLS 550 vs. CLS 63 AMG) and market. Approximate dimensions for W218: Length ~5060-5090 mm, Width ~1870-1890 mm, Height ~1400-1420 mm.
Interior Dimensions:
Designed with four-seat configuration as standard, prioritizing front-seat comfort and space. Rear-seat headroom is slightly compromised due to the sloping roofline compared to a traditional sedan. Focus on luxury and premium materials.
Cargo Dimensions:
Trunk capacity typically around 495 liters (17.5 cubic feet), offering practical space for luggage, though not as voluminous as a conventional sedan.
Curb Weight:
Curb weight generally ranges from approximately 1750 kg (3858 lbs) for the CLS 350 CGI (if applicable for 2010) up to around 1900 kg (4189 lbs) or more for V8 models and AMG variants.
Gross Vehicle Weight Rating:
GVWR varies by model but is typically in the range of 2200-2400 kg (4850-5290 lbs).
Wheelbase:
Approximately 2874 mm (113.1 inches) for the W218 CLS.
Track Width Front:
Approximately 1600 mm (63.0 inches)
Track Width Rear:
Approximately 1600 mm (63.0 inches)
Ground Clearance:
Ground clearance would typically be in the range of 100-130 mm (4-5 inches), depending on suspension settings and options.
Safety Ratings:
While specific 2010 W218 ratings may vary by testing agency (NHTSA, IIHS), Mercedes-Benz vehicles of this era consistently achieved high safety ratings due to advanced structural design and safety systems. Expect top marks in crashworthiness.
Active Safety Features:
Anti-lock Braking System (ABS), Electronic Stability Program (ESP) with ASR (Acceleration Slip Regulation), Brake Assist (BAS), Adaptive Brake Lights, tire pressure monitoring system, optional Adaptive Cruise Control (DISTRONIC PLUS), Active Lane Keeping Assist, Active Blind Spot Assist.
Passive Safety Features:
Front, front-side, and full-length side curtain airbags; driver's knee airbag; Active front head restraints; crumple zones; high-strength passenger cell; seatbelt pretensioners and force limiters.
Lighting Systems:
Bi-Xenon headlamps with LED daytime running lights, adaptive cornering lights, LED tail lamps. Manual covers all bulb types, replacement procedures, and headlight aiming.
Supplemental Restraint System:
Comprehensive coverage of airbags, seat belt pretensioners, seat belt reminders, occupant classification sensors, and the SRS control module. Manual details diagnostic fault codes and replacement procedures for all SRS components.
Infotainment System:
COMMAND infotainment system, featuring a high-resolution central display, AM/FM/CD/DVD player, Bluetooth connectivity, navigation system (optional), and HDD-based music storage. Audio systems from Harman Kardon or Bang & Olufsen were often available as upgrades.
Driver Assistance Technologies:
Advanced driver assistance systems (ADAS) were a hallmark, including DISTRONIC PLUS adaptive cruise control, PRE-SAFE® predictive occupant protection, ATTENTION ASSIST driver fatigue detection, Active Park Assist, Lane Keeping Assist, and Blind Spot Assist.
Connectivity Features:
Bluetooth phone and audio streaming, USB and AUX inputs for media devices, optional integrated media interface for iPod/iPhone, and the Mercedes-Benz online services portal for extended functionality (depending on market and options).
Suspension Type:
Front: Four-link independent suspension. Rear: Independent multi-link suspension. Most models featured AGILITY CONTROL suspension with selective damping. Optional AIRMATIC semi-active air suspension was also available. Manual details inspection, adjustment, and component replacement for both systems.
Climate Control System:
Automatic climate control (THERMATIC or THERMOTRONIC), dual-zone or tri-zone climate control, cabin air filter replacement, refrigerant R134a, manual covers system diagnostics, leak detection, and recharging procedures.
Lighting Control Modules:
Headlight control modules, interior light modules, automatic light sensing, and exterior lighting functions are covered with detailed wiring and diagnostic information.
Service Intervals:
Mercedes-Benz utilizes an ASSYST PLUS system that calculates service intervals based on driving conditions. Typical major service intervals are around every 10,000 miles or 12 months. Key service points include oil changes, filter replacements (oil, air, cabin), brake fluid flush (every 2 years), coolant checks and changes, and transmission fluid/filter service as per manufacturer recommendations (often around 40,000-60,000 miles or as indicated by the ASSYST system).
Fluid Specifications:
Engine Oil: MB 229.5 or MB 229.51 approved synthetic oil (e.g., 0W-40, 5W-40, 5W-30 depending on climate and specific engine). Transmission Fluid: MB 236.14 for 7G-TRONIC. Coolant: MB 325.0 or 326.0 approved coolant. Brake Fluid: DOT 4 Plus (MB 331.0).
Known Issues:
Common issues reported for this generation and era can include: SBC (Sensotronic Brake Control) issues on earlier models (though W218 largely moved past this), early signs of air suspension compressor failure or leaks (if equipped), thermostat housing leaks, potential electronic module failures, and oil leaks from valve cover gaskets or oil cooler seals. The manual would detail diagnostics and repair procedures for these and many other potential issues.
Brake Specifications:
Front: Ventilated discs, typically 350-360mm diameter for CLS 550, larger for AMG. Rear: Solid or ventilated discs, typically 320-345mm diameter. Manual details pad and rotor replacement, caliper service, and brake bleeding procedures. Specific part numbers for pads and rotors for all models are included.
Tire Sizes:
Common sizes include 245/40 R18 front and 275/35 R18 rear for CLS 550. AMG models may feature larger wheel and tire combinations. Manual covers recommended tire pressures, rotation patterns, and wheel bolt torque specifications (e.g., 130 Nm).
Lubrication System Components:
Oil pan, oil pump, oil filter, oil filter housing, oil cooler, oil galleries. Manual covers oil change procedures, filter replacement, and checks for oil pressure and leaks. Oil capacity for V8 engines typically around 8-8.5 liters.
Filter Part Numbers:
Specific Mercedes-Benz part numbers for oil filters, air filters, cabin air filters, and fuel filters for various engine variants will be detailed in the manual.
Brand Heritage:
Mercedes-Benz boasts a long history of automotive innovation, luxury, and performance, dating back to the invention of the automobile itself. The CLS-Class lineage, introduced in 2004 (as the C219), established the 'four-door coupe' segment.
Model Evolution:
The W218 CLS-Class is the second generation of the CLS, succeeding the C219. It debuted in 2010 at the Paris Motor Show, marking a significant styling evolution with sharper lines and a more aggressive stance, while retaining the core concept of a stylish, luxury coupe-sedan.
Production Information:
The W218 CLS was produced from 2010 to 2018. Production facilities were primarily in Germany (Sindelfingen).