🏷️ Basic Information

Make:

Mercedes-Benz

Model:

CLC-Class

Year:

2011

Chassis Code:

W204

Generation Name:

Second Generation CLC

Platform Code:

W204 (Shared with C-Class)

Model Variant Codes:

May reference internal Mercedes-Benz codes for specific engine and transmission combinations within the CLC-Class range (e.g., C180 Kompressor, CLC 200 CDI).

👋 Introduction

Market Position:

The 2011 Mercedes-Benz CLC-Class (W204) is positioned as a sporty, compact premium coupe-like vehicle, often considered a more stylish and performance-oriented alternative to the C-Class sedan, appealing to buyers seeking the Mercedes-Benz brand prestige and driving dynamics in a smaller package.

Competitive Analysis:

Competed against vehicles like the BMW 1 Series Coupe, Audi A3 Sportback (in spirit), and other compact premium sporty models. Its design differentiation and Mercedes-Benz engineering provided a unique selling proposition.

Key Features:

Sport-oriented suspension tuning, distinctive coupe-like styling, range of efficient to performance-oriented engines, advanced safety features, and premium interior appointments characteristic of Mercedes-Benz.

Target Audience:

Enthusiast owners, DIY mechanics, and independent repair shops seeking authentic, factory-level repair information for their 2011 Mercedes-Benz CLC-Class.

Manual Value Proposition:

Offers direct access to factory-level repair data, empowering owners to perform maintenance and repairs efficiently, saving time and money compared to dealership or independent mechanic reliance for routine tasks.

📋 Manual Details

Coverage Areas:

All Models & All Repairs A-Z

Page Count:

Not Specified (PDF format implies variable content)

Manual Type:

Factory Service and Repair Manual

Language:

English

Format:

PDF

Compatibility:

Windows Vista (32/64-bit), XP, ME, 98, NT, 2000, and Mac compatible. Requires Adobe PDF Reader and Winzip (free online).

Download Speed:

Advertised as 'Speed Download,' implying efficient and fast digital delivery.

Instructions:

Provides complete step-by-step instructions, diagrams, illustrations, wiring schematics, and specifications for complete vehicle repair. Users can print only the required pages.

📖 Manual Coverage

Systems Covered:

Engine, Control System, Mechanical, Fuel System, Emission Control, Intake/Exhaust, Cooling, Lubrication, Ignition, Starting, Charging, Automatic Transmission, Manual Transmission, Transfer Case (if applicable), Drive Shaft, Differential, Axles, Suspension, Tires & Wheels, Brake Control, Brakes, Parking Brake, Steering Column, Power Steering, Air Conditioning, Supplemental Restraint System (SRS), Seat Belts, Engine Immobilizer, Cruise Control, Wipers & Washers, Door Locks, Meter, Audio/Visual Systems, Horn, Windshield/Glass/Mirrors, Instrument Panel, Seats, Engine Hood/Doors, Exterior & Interior Trim, Electrical Systems, Multiplex/CAN Communication

Procedures Included:

Includes specific procedures for engine tuning, fuel system cleaning and repair, transmission fluid changes and rebuilds, brake system servicing (including ABS/ESP components), suspension component replacement, steering system diagnostics and repair, HVAC system troubleshooting and repair, SRS system diagnostics and component replacement, and detailed electrical system tracing with wiring diagrams for all modules.

Technical Depth:

Complete Step-by-Step Instructions, Detailed Diagrams, Illustrations, Wiring Schematics, Fuel Service Specifications, Diagnostic Procedures, Factory High-Detail Repair Information

Diagnostics:

Detailed diagnostic flowcharts, trouble code explanations (OBD-II), and troubleshooting procedures for all major systems are included, leveraging Mercedes-Benz specific diagnostic tools and methodologies.

Wiring Schematics:

Detailed, system-specific wiring diagrams that illustrate the electrical connections for every component, sensor, actuator, and control module, crucial for electrical troubleshooting and repair.

Body And Chassis:

Detailed procedures for body panel alignment, door mechanisms, trunk lid operation, glass replacement, and chassis component inspection and repair.

Climate Control:

In-depth coverage of the automatic climate control (THERMATIC or THERMATIC) system, including refrigerant handling, component testing (compressor, condenser, evaporator), blower motor diagnostics, and flap actuator troubleshooting.

Steering System:

Covers both hydraulic power steering and potentially electric power steering (EPS) depending on the specific variant. Includes diagnosis of steering rack, pump, and steering column components.

Interior Trim And Upholstery:

Includes procedures for the removal and installation of interior trim panels, seats, headliner, and the diagnosis of common interior electrical issues like power seat operation or interior lighting.

Body Control Module:

Detailed coverage of the Body Control Module (BCM), often referred to as the SAM (Signal Acquisition Module) in Mercedes-Benz nomenclature, and its various functions related to lighting, wipers, central locking, and interior features.

📊 Manual Specifications

File Format:

PDF

Print Quality:

High Resolution, Printable, Scalable Images

Binding Type:

Digital (PDF) - No physical binding

Paper Type:

Not Applicable (Digital Format)

Searchability:

PDF format allows for keyword searching of technical information, procedures, and specifications.

Digital Enhancements:

Ability to blow up images for detailed viewing and print enlarged copies of diagrams for easier reference in a workshop environment.

Digital Format Advantage:

Users avoid the wear and tear associated with physical manuals. The digital format ensures that information remains clean, organized, and easily accessible without degradation over time.

⚙️ Engine Specifications

Primary Engine:

Likely included 1.8L (200 CGI), 2.2L Diesel (200 CDI, 220 CDI), and 3.5L V6 (250, 350) variants. The specific engine depends on the market and model designation (e.g., CLC 180, CLC 200, CLC 220, CLC 250, CLC 350).

Performance:

Horsepower and torque figures would vary significantly by engine. For example, a 1.8L CGI might produce around 184 hp, while a 3.5L V6 could exceed 290 hp. Torque figures would range from approx. 270 Nm to over 360 Nm.

Fuel System:

Electronic Fuel Injection (EFI) for gasoline engines, likely with direct injection (CGI) for some variants. Common Rail Direct Injection (CDI) for diesel engines.

Engine Codes:

Likely covers M271 (1.8L CGI), OM646/OM651 (2.2L CDI), and M272 (3.5L V6) engines, among others depending on specific market variants.

Turbocharging:

CGI (Charged Gasoline Injection) variants are turbocharged, utilizing advanced turbocharging technology for improved performance and fuel efficiency. Diesel variants are also turbocharged.

Emission Standards:

Covers emission control systems designed to meet Euro 4 and potentially Euro 5 emission standards prevalent in 2011, including details on catalytic converters, oxygen sensors, and exhaust gas recirculation (EGR) systems where applicable.

Engine Management System:

Details on the ME-SFI (Motorelektronik-Sequentielle Kraftstoffeinspritzung) or similar Mercedes-Benz engine management system, including sensor inputs, actuator outputs, and diagnostic parameters.

Engine Mounts:

Details on the replacement of hydraulic or vacuum-assisted engine mounts, which are common in Mercedes-Benz vehicles to reduce vibration and improve NVH (Noise, Vibration, Harshness) characteristics.

Cooling System:

Comprehensive diagrams and procedures for the cooling system, including radiator, thermostat, water pump, coolant hoses, and fan assembly, along with pressure testing and leak detection methods.

🔧 Transmission

Standard:

Likely a 6-speed manual transmission was standard on lower to mid-range models. A 5-speed or 7-speed automatic transmission (7G-TRONIC) was common as standard or optional on higher trims and more powerful engines.

Optional:

7-speed automatic transmission (7G-TRONIC) was a prevalent option across the range, offering smoother shifts and improved fuel efficiency.

Features:

Manual transmissions featured a dual-mass flywheel. Automatic transmissions often included a torque converter, manual shift mode (Tiptronic), and sophisticated electronic control units for optimized performance and efficiency.

Transmission Codes:

Covers manual transmissions (e.g., 6-speed variants) and automatic transmissions such as the 722.6 (7G-TRONIC) and potentially earlier 5-speed automatic transmissions.

📐 Dimensions

Exterior:

Approximate dimensions: Length 4448 mm, Width 1771 mm, Height 1410 mm. Wheelbase: 2760 mm.

Interior:

Seating for 4 passengers. Interior space is designed to be sporty and driver-focused, with a premium feel typical of Mercedes-Benz.

Cargo:

Trunk volume typically around 310-400 liters, depending on the specific configuration and inclusion of features like a CD changer.

Weights:

Curb weight generally ranged from approximately 1450 kg to 1600 kg, depending on engine and equipment.

🛡️ Safety Features

Ratings:

While specific Euro NCAP ratings for the CLC-Class W204 as a distinct model may vary, its platform shared with the W204 C-Class, which achieved a 5-star Euro NCAP rating, suggests a high level of inherent safety.

Active Features:

Anti-lock Braking System (ABS), Electronic Stability Program (ESP) with Traction Control, Brake Assist (BAS), Tire Pressure Monitoring System (TPMS).

Passive Features:

Multiple airbags (front, side, curtain), pre-tensioning seat belts with belt-force limiters, active head restraints (front), reinforced passenger cell, crumple zones.

Srs System:

Comprehensive coverage of the Supplemental Restraint System (SRS), including airbag module location, control unit diagnostics, occupant classification sensors, and replacement procedures with critical safety warnings.

Immobilizer System:

Details on the operation and potential troubleshooting of the Mercedes-Benz Electronic Immobilizer system, including key programming procedures if applicable.

Seat Belt Pretensioners:

Detailed information on the operation, testing, and replacement of seat belt pretensioners, which are part of the SRS system and deploy during a collision.

💡 Technology Features

Infotainment:

Features would include the COMAND infotainment system (optional on lower trims), with options for GPS navigation, CD/DVD player, Bluetooth connectivity, and a central color display. Audio systems from standard Mercedes-Benz units to Harman Kardon premium sound were available.

Driver Assistance:

Optional features could include Parking Assist (Parktronic), Bi-Xenon headlamps with cornering function, rain-sensing wipers, and cruise control.

Connectivity:

Bluetooth integration for hands-free calling and audio streaming was available through the COMAND or Audio 20 systems. Mercedes-Benz's proprietary CAN bus network facilitates communication between various electronic modules.

ECU Locations:

Identification and location of all Electronic Control Units (ECUs) within the vehicle, such as the Engine Control Module (ECM), Transmission Control Module (TCM), Body Control Module (BCM), and ABS/ESP control unit, vital for diagnostics and repair.

Instrument Cluster:

Information on the instrument cluster, including gauge functions, warning lamps, diagnostic procedures for display issues, and any associated control modules.

Lighting Systems:

Coverage of exterior and interior lighting, including headlight aiming, bulb replacement, taillight assemblies, fog lights, and diagnostic procedures for lighting control modules.

🔧 Maintenance

Service Intervals:

Major services typically recommended every 15,000 to 25,000 miles (or annually), including oil changes, filter replacements, and comprehensive inspections. Specific intervals for brake fluid, coolant, and transmission fluid are also detailed in the manual.

Fluid Specifications:

Engine Oil: MB-Approval 229.5 or 229.51 (e.g., Mobil 1 0W-40). Coolant: MB-Approval 325.0 (Antifreeze/Coolant). Brake Fluid: DOT 4 Plus. Transmission Fluid: MB 236.10 for 7G-TRONIC automatic, specific manual transmission fluid for manual gearboxes. Power Steering Fluid: Pentosin CHF 11S or equivalent.

Known Issues:

Potential issues can include electronic module failures (e.g., SAM units), HVAC blower motor resistor failure, minor oil leaks from seals or gaskets, and specific diesel engine component issues (e.g., glow plugs, DPF on some models). Proper diagnostics via the manual are crucial.

Oil Capacity:

Engine oil capacity varies by engine, typically between 5.5 to 7.5 liters. For example, the 1.8L CGI engine usually requires around 5.5 liters.

Transmission Fluid Capacity:

7G-TRONIC automatic transmission typically requires approximately 7.0-8.0 liters for a fluid change, plus filter. Manual transmissions have their own specific fill capacities.

Filter Part Numbers:

Specific part numbers for oil filters, air filters, cabin filters, and fuel filters are provided for various engine configurations, essential for accurate part procurement.

Torque Specifications:

Precise torque specifications for critical fasteners throughout the vehicle, including engine components, suspension parts, brake assemblies, and chassis bolts, ensuring proper assembly and safety.

Battery Specifications:

Information on battery type (e.g., AGM for vehicles with start-stop systems), capacity (CCA and Ah ratings), and correct replacement procedures, including any necessary control unit resets.

Brake Fluid Spec:

Specification for Mercedes-Benz approved DOT 4 Plus brake fluid, with instructions on bleeding the brake system, including ABS/ESP components.

Coolant Type:

Mercedes-Benz Genuine Antifreeze/Coolant, meeting specification MB 325.0 or equivalent, typically a silicate-free, long-life formulation. Capacity around 7-8 liters.

Wheel Alignment Specs:

Specific wheel alignment parameters (camber, caster, toe) are provided for the CLC-Class, crucial for optimal tire wear, handling, and vehicle stability.

📚 Vehicle History

Brand Heritage:

Mercedes-Benz has a long-standing reputation for engineering excellence, luxury, safety, and performance, dating back to the late 19th century. The CLC-Class continues this legacy in the compact premium segment.

Model Evolution:

The CLC-Class is essentially a facelifted and re-engineered version of the previous CL203 C-Class SportCoupe. The W204 generation brought updated styling, a revised interior, and improved mechanical components.

Production:

The W204 CLC-Class was primarily produced from 2008 to 2011, with the 2011 model being one of the final production years before its discontinuation in favor of the C-Class Coupe.

Design Philosophy:

The CLC-Class embodied Mercedes-Benz's 'sporty and dynamic' design philosophy for its compact segment, blending the practicality of a hatchback with the aesthetic appeal of a coupe.

Model Positioning:

The CLC-Class was positioned to capture younger buyers or those seeking a sportier expression of the C-Class without resorting to the AMG variants, offering a unique blend of style and brand heritage.

Vehicle Code Meaning:

W204 indicates the chassis code for the C-Class generation, on which the CLC-Class is based. The CLC designation itself highlights its coupe-like styling and sporting intent within the Mercedes-Benz lineup.