🏷️ Basic Information

Make:

Mercedes-Benz

Model:

CLC-Class

Year:

2012

Chassis Code:

W204 (CLC-Class is a sub-variant of the C-Class family, often considered a facelifted SportCoupe model within the W204 generation)

Vehicle Code Designation:

CL203 (Note: While the product information references W204, the CLC-Class itself was based on the CL203 chassis, representing a sportier, 3-door variant of the C-Class. The product likely provides W204-era updates and maintenance for this specific model.)

👋 Introduction

Market Position:

The CLC-Class was positioned as a more sporty and youthful variant of the C-Class coupe, offering a distinctive design and dynamic driving characteristics. This manual caters to owners and independent repair shops looking for detailed, vehicle-specific repair information.

Competitors:

Competes with other compact premium coupes and sport hatchbacks, such as the Audi A3 Sportback, BMW 1 Series Coupe (E82), and Volkswagen Scirocco. The CLC-Class distinguishes itself with Mercedes-Benz luxury and engineering.

Key Features:

Comprehensive, vehicle-specific repair data, direct replacement for dealership technician manuals, detailed diagnostics and repair procedures, extensive coverage of all vehicle systems, user-friendly PDF format with print-on-demand capability.

User Benefits:

Empowers owners to perform their own maintenance and repairs, saving money on labor costs. Provides in-depth understanding of vehicle systems, enabling proactive problem-solving and accurate communication with mechanics. The PDF format offers portability and digital convenience.

📋 Manual Details

Coverage:

All models and all repairs A-Z for the 2012 Mercedes-Benz CLC-Class (W204/CL203 family).

Page Count:

Not specified, but described as 'complete' and 'everything you will ever need on one easy-to-use PDF-manual'.

Manual Type:

Service and Repair Manual

Language:

English

Format:

PDF

Software Compatibility:

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

Download Speed:

Fast download.

Software Requirements:

Adobe PDF Reader and Winzip (or similar unarchiving software).

📖 Manual Coverage

Covered Systems:

Engine, Control System, Mechanical, Fuel Service Specifications, Emission Control, Intake/Exhaust/Cooling, Lube, Ignition/Starting/Charging, Automatic Transmission, Clutch, Manual Transmission, Transfer/Propeller Shaft, Drive Shaft, Differential, Axle/Suspension, Tire & Wheel, Brake Control, Brake, Parking Brake, Steering Column, Power Steering, Air Conditioning, Supplemental Restraint System (SRS), Seat Belt, Engine Immobilizer, Cruise Control, Wiper & Washer, Door Lock, Meter/Audio/Visual, Horn, Windshield/Glass/Mirror, Instrument Panel, Seat, Engine Hood/Door, Exterior & Interior, Electrical, Multiplex/CAN Communication.

Included Procedures:

Maintenance, Service, Diagnosis, Repair, Troubleshooting, Component Replacement, System Overhaul, Wiring Schematic Interpretation, Electrical System Diagnosis, Emission Control System Servicing.

Technical Depth:

Factory highly detailed, complete step-by-step instructions, diagrams, illustrations, wiring schematics, and specifications. Comparable to dealership technician manuals for comprehensive repair.

Electrical Systems Covered:

Complete coverage of the vehicle's electrical system, including lighting, power windows, mirrors, seats, central locking, infotainment, instrument cluster, body control modules (BCM), engine control units (ECU), and CAN communication bus.

Body And Chassis Coverage:

Covers exterior body panels, doors, hood, trunk/tailgate, glass, mirrors, interior trim, seating systems, and chassis components including suspension, steering, and subframes. Includes repair procedures, alignment specifications, and material specifications.

Emission Control Systems:

Details on catalytic converters, oxygen sensors, EVAP system, EGR system (if applicable), and associated control modules. Includes diagnostic procedures for emission-related fault codes (DTCs) and system testing.

Multiplex Can Communication Coverage:

Explains the architecture and function of the Controller Area Network (CAN) bus system, including its role in integrating various control modules. Provides guidance on diagnosing CAN communication faults and understanding network diagnostic tools.

📊 Manual Specifications

File Format:

PDF

Print Quality:

Printable pages, allows for blowing up images and printing enlarged copies.

Binding Type:

Digital (PDF), eliminates physical binding issues like greasy or torn pages.

Paper Type:

Not applicable to digital format; users print on their chosen paper type.

⚙️ Engine Specifications

Engine Options:

Likely includes gasoline engines such as the 1.8L M271 (supercharged four-cylinder), 2.5L M272 (V6), and 3.5L M272 (V6). Diesel options might include the 2.2L OM646 or OM651 (four-cylinder) depending on market. Specific engine variants for the 2012 CLC-Class would be detailed within the manual.

Performance Data:

Horsepower and torque figures vary significantly by engine. For example, a CLC 180 Kompressor (M271) might produce around 156 hp, while a CLC 350 (M272) could generate around 272 hp. The manual will provide exact specifications for each engine type covered.

Fuel System Type:

Typically utilizes a multi-point fuel injection (MPI) or direct fuel injection (DFI) system, depending on the specific engine variant. The manual will detail fuel pressure, injector specifications, and troubleshooting for these systems.

Cooling System Type:

Pressurized liquid cooling system with a radiator, fan, thermostat, water pump, and expansion tank. The manual will detail coolant types, capacities, bleeding procedures, and troubleshooting for overheating or leaks.

Ignition System Type:

Electronic ignition system with coil-on-plug technology. The manual will detail spark plug specifications, replacement intervals, diagnostic procedures for ignition misfires, and ignition coil testing.

Lubrication System Details:

Covers engine oil pump, oil filter, oil passages, oil pan, and lubrication requirements. Details oil capacity, recommended oil types and viscosity grades, and oil change procedures. Includes troubleshooting for oil pressure issues.

🔧 Transmission

Standard Transmission:

Likely offered with a 6-speed manual transmission or a 5-speed (722.6) or 7-speed (722.9) automatic transmission.

Optional Transmission:

Advanced automatic transmissions like the 7G-TRONIC could be optional on higher trims.

Transmission Features:

The manual will cover all aspects of transmission operation, maintenance, repair, and diagnostics, including fluid types, capacities, torque converter servicing, and electronic control unit (TCU) diagnostics.

📐 Dimensions

Exterior Dimensions:

The CLC-Class, being a sport coupe, features a compact 3-door body style. Approximate dimensions would be similar to the W203 SportCoupe: Length: ~4.4m, Width: ~1.7m, Height: ~1.4m. Specific dimensions will be in the manual.

Interior Seating:

Typically a 2+2 seating configuration, with two comfortable front seats and two smaller rear seats. The manual will provide details on interior trim removal, seat adjustments, and related systems.

Cargo Space:

Offers a practical hatchback-style cargo area with folding rear seats, providing flexibility for carrying larger items. Capacities will be specified in the manual.

Curb Weight:

Curb weight will vary by engine and equipment, generally ranging from approximately 1400 kg to 1550 kg. The manual will list precise weights for each configuration.

Wheel And Tire Specifications:

Bolt pattern typically 5x112. Wheel sizes commonly range from 16 to 18 inches. Tire sizes vary but could include 205/55R16, 225/45R17, or 225/40R18. The manual will specify exact sizes and pressures.

🛡️ Safety Features

Safety Ratings:

While the CLC-Class predates many standardized modern safety rating systems for this specific designation, Mercedes-Benz vehicles of this era generally achieved high safety ratings. Expect coverage of Euro NCAP and NHTSA standards applicable to the C-Class platform.

Active Safety Features:

ABS (Anti-lock Braking System), ESP (Electronic Stability Program), Brake Assist (BAS), traction control. The manual will detail the operation and diagnosis of these systems.

Passive Safety Features:

Multiple airbags (front, side, curtain), seatbelt pretensioners, crumple zones, advanced chassis design. The manual covers SRS system diagnostics, airbag component replacement, and seat belt servicing.

Seat Belt And Restraint Coverage:

Detailed information on seat belt mechanisms, pretensioners, airbag modules, crash sensors, and the Supplemental Restraint System (SRS) control unit. Includes procedures for testing, replacement, and system reset after deployment.

💡 Technology Features

Infotainment System:

Likely features Mercedes-Benz's COMAND (Cockpit Management and Navigation Display) system, offering audio, navigation, Bluetooth connectivity, and optional TV tuner. The manual will cover system operation, troubleshooting, and potential component upgrades.

Driver Assistance Features:

Depending on trim, may include features like parking assist (Parktronic), cruise control, and potentially early forms of adaptive cruise control (Distronic) on higher-end models. The manual details their function and service.

Connectivity Options:

Bluetooth interface for hands-free calling and audio streaming, USB port for media playback and device charging, auxiliary input. The manual will cover the setup and troubleshooting of these connectivity features.

Instrument Cluster Coverage:

Information on the function and troubleshooting of the instrument cluster, including warning lights, gauges (speedometer, tachometer, fuel, temperature), odometer, trip computer, and integrated displays. Covers diagnostics for CAN bus communication with the cluster.

🔧 Maintenance

Service Intervals:

Mercedes-Benz utilizes a flexible service interval system (Assyst). Typical intervals for oil changes are around 15,000-25,000 km or 12-24 months. Other major services, such as transmission fluid changes or brake fluid flushes, will have specific intervals detailed in the manual (e.g., brake fluid every 2 years).

Engine Oil Specifications:

Likely requires synthetic engine oil meeting Mercedes-Benz specifications such as MB 229.5 or MB 229.51, with viscosity grades like 0W-40 or 5W-40 depending on climate. Transmission fluids (e.g., MB 236.14 for 7G-TRONIC) and coolant specifications (e.g., MB 325.0) will also be specified.

Common Issues:

Potential issues can include MAF sensor problems (on some gasoline engines), ignition coil failure, oil leaks from valve cover gaskets or oil cooler seals, and wear on suspension components. Climate control system issues, particularly with blend door actuators, can also occur. The manual will provide diagnostic and repair procedures for these and other common concerns.

Brake System Type:

Hydraulically operated, usually with front ventilated discs and rear solid discs. Anti-lock Braking System (ABS) and Electronic Stability Program (ESP) are standard. The manual covers brake pad/rotor replacement, caliper servicing, brake fluid flush, and ABS/ESP module diagnostics.

Battery And Charging System:

Covers battery specifications (type, capacity, terminal layout), charging system components (alternator, regulator), and diagnostic procedures for battery discharge or charging system faults. May also cover auxiliary battery systems if equipped.

📚 Vehicle History

Brand Heritage:

Mercedes-Benz has a long-standing reputation for luxury, engineering excellence, and safety. The CLC-Class draws upon this heritage, offering premium features and build quality.

Model Evolution:

The CLC-Class is essentially a facelifted version of the C-Class SportCoupe (CL203). It received a significant styling update, particularly to the front and rear ends, to align with the design language of the W204 C-Class. It continued the sporty, 3-door coupe niche established by its predecessor.

Production Period:

The CLC-Class was produced from 2008 to 2011. The 2012 model year refers to the last vehicles produced or sold in that year, likely reflecting the end of the CLC-Class production run before the next generation C-Class coupe was introduced.

🏆 Awards & Recognition

Awards And Recognitions:

While specific awards for the CLC-Class are less publicized compared to flagship models, Mercedes-Benz vehicles consistently receive accolades for safety, engineering, and quality from automotive publications and organizations worldwide. The underlying C-Class platform is often recognized for its balance of comfort and sportiness.