This comprehensive 2009 Mercedes CLK-Class C209 & A209 Service and Repair Manual provides you with the exact same information used by technicians at dealerships to maintain, service, diagnose, and repair your vehicle. It covers all models and all repairs in detail, making it a valuable resource for both amateur and professional mechanics.

The manual is filled with step-by-step instructions, diagrams, illustrations, wiring schematics, and specifications that will guide you through every repair process. You'll find information on everything from basic maintenance like oil changes and tire rotations to more complex repairs like engine overhauls and transmission replacements. Specific topics covered include:

* **Maintenance:** Learn how to perform routine maintenance tasks to keep your vehicle running smoothly, including oil changes, filter replacements, and fluid checks.
* **Engine:** This section covers everything you need to know about your engine, including troubleshooting, repair, and rebuild procedures.
* **Control System:** Understand the intricate workings of your vehicle's control systems, including the electronic control unit (ECU) and other critical components.
* **Mechanical:** Dive into the mechanical aspects of your CLK-Class, from the suspension system to the drivetrain, with detailed instructions for repairs and adjustments.
* **Fuel Service Specifications:** Learn about fuel system components, including fuel injectors, fuel pumps, and fuel lines, and understand how to diagnose and repair related issues.
* **Emission Control:** This section focuses on your vehicle's emissions control system, explaining how it operates and how to troubleshoot and repair any problems.
* **Intake Exhaust Cooling:** Get a clear understanding of how your CLK-Class manages intake and exhaust systems, including cooling and ventilation.
* **Lube:** Learn about the proper lubrication procedures for your vehicle, including oil types, filter selection, and lubrication schedules.
* **Ignition Starting Charging:** This section covers the ignition, starting, and charging systems, providing in-depth explanations and repair instructions.
* **Auto Transmission Clutch:** Explore the intricacies of your vehicle's automatic transmission, including clutch operation, troubleshooting, and repair.
* **Manual Transmission:** If you have a manual transmission, this section provides comprehensive information on its operation, maintenance, and repair.
* **Transfer Propeller Shaft:** Discover the function and repair procedures for the transfer case and propeller shaft.
* **Drive Shaft:** Learn about the drive shaft, how it connects to the transmission and differential, and how to diagnose and repair related problems.
* **Differential:** This section covers the differential, an essential component in your vehicle's drivetrain, providing detailed information on its operation and repair.
* **Axle Suspension:** Explore the intricacies of your vehicle's axle and suspension system, including troubleshooting, repair, and adjustments.
* **Tire & Wheel:** Learn about tire types, sizes, and maintenance, as well as wheel care and repair.
* **Brake Control:** This section explains the operation of your vehicle's braking system, including the brake control unit and other critical components.
* **Brake:** Gain a thorough understanding of your brake system, including components like calipers, rotors, and pads, and learn how to diagnose and repair common brake issues.
* **Parking Brake:** Learn how the parking brake system operates and how to troubleshoot and repair any problems.
* **Steering Column:** Explore the steering column and its vital role in your vehicle's steering system, including repair and adjustment procedures.
* **Power Steering:** This section covers the power steering system, explaining how it works and how to troubleshoot and repair any problems.
* **Air Condition:** Learn about the air conditioning system, including components like the compressor, condenser, and evaporator, and how to diagnose and repair related issues.
* **Suppl Restraint System:** This section covers the supplemental restraint system (SRS), which includes airbags, seatbelt pretensioners, and other safety features.
* **Seat Belt:** Understand the operation of your vehicle's seatbelts and how to troubleshoot and repair any problems.
* **Engine Immobilizer:** Learn about the engine immobilizer system and how it helps to prevent theft.
* **Cruise Control:** Explore the cruise control system and its components, including troubleshooting and repair instructions.
* **Wiper & Washer:** This section covers the windshield wiper and washer system, including maintenance, troubleshooting, and repair procedures.
* **Door Lock:** Learn about your vehicle's door lock system, including electronic door locks, and how to diagnose and repair related issues.
* **Meter Audio/Visual:** Understand the gauges and displays in your vehicle's instrument cluster and how they provide crucial information about your car's status.
* **Horn:** Learn about the horn system and how to troubleshoot and repair any problems.
* **Windshield/Glass Mirror:** Get information on the windshield and side mirrors, including replacement and repair procedures.
* **Instrument Panel:** Learn about the instrument panel, including the dashboard and other interior components.
* **Seat:** This section covers the seats in your vehicle, including adjustment, repair, and replacement procedures.
* **Engine Hood/ Door:** Learn how to properly operate and maintain the engine hood and doors.
* **Exterior & Interior:** This comprehensive section covers all exterior and interior components of your vehicle, providing detailed information on maintenance, repair, and replacement procedures.
* **Electrical:** This section dives into the electrical system of your CLK-Class, covering everything from basic wiring to complex electronic components.
* **Multiplex/ Can Communication:** Understand the multiplex and CAN communication systems, which are essential for modern vehicle operation.

With this wealth of information at your fingertips, you'll be able to tackle most repairs yourself, saving you time and money. This manual is an indispensable tool for any Mercedes CLK-Class owner who wants to keep their vehicle in top condition.

The 2009 Mercedes-Benz CLK-Class (C209 and A209) is a luxury coupe and convertible that embodies the German automaker's renowned craftsmanship and performance. The CLK-Class was introduced in 1997 as a successor to the 190E, offering a blend of sleek design, powerful engines, and refined handling. The 2009 model year marked the end of the second generation CLK-Class, with the C209 coupe and A209 convertible featuring subtle refinements to their styling and technology.

Under the hood, the 2009 CLK-Class offered a range of powerful engine options, from the entry-level 3.0-liter V6 to the potent 6.2-liter V8 in the CLK 63 AMG. The CLK 550, powered by a 5.5-liter V8, provided a balance of performance and fuel efficiency. All models benefited from Mercedes-Benz's advanced 7G-TRONIC automatic transmission, delivering smooth and responsive gear changes. The CLK-Class's handling was praised for its precision and agility, thanks to its independent suspension and precise steering. Inside the cabin, the 2009 CLK-Class provided a luxurious and comfortable environment for both driver and passengers. High-quality materials and a sophisticated design created a refined atmosphere. The standard equipment list included premium features such as leather upholstery, power seats, and a premium audio system. The 2009 CLK-Class was available with a range of optional extras, including navigation, a sunroof, and a Harman Kardon sound system. These options allowed buyers to personalize their CLK to meet their individual needs and preferences.