🏷️ Basic Information Identification Make: Mercedes-Benz Model: CLK-Class Model Variant: CLK320 Cabriolet Year: 2004 Generation Generation Code: W209 Codes Chassis Code: A209 👋 Introduction Market Position Market Position: The 2004 Mercedes-Benz CLK320 Cabriolet was positioned as a premium, sporty, and stylish convertible coupe, offering a blend of performance, luxury, and open-air driving experience within the Mercedes-Benz lineup. It competed with other luxury convertibles and coupes from brands like BMW (3 Series Convertible), Audi (A4 Cabriolet), and Lexus (IS Convertible). Competitive Analysis Competitive Analysis: The CLK-Class (W209) shared its platform with the C-Class but offered a more distinctive coupe/convertible styling. The CLK320 specifically offered a potent V6 engine that balanced performance with everyday usability, making it a strong contender in its segment for buyers seeking a refined and comfortable driving experience with the top down. Key Features Key Features: • Retractable hardtop convertible (CLK Cabriolet) • Smooth and powerful V6 engine • Mercedes-Benz build quality and luxury interior • Advanced safety features for the era • Sophisticated styling • Comfortable ride quality 📋 Manual Details Coverage Areas Coverage Areas: • Introduction • Instrument Cluster • Entertainment Systems • Climate Controls • Lights • Driver Controls • Locks and Security • Seating and Safety Restraints • Driving • Customer Assistance • Reporting Safety Defects (U.S. only) • Cleaning • Maintenance and Specifications • Engine Compartment • Engine Oil • Battery • Fuel Information • Air Filter(s) • Part Numbers • Refill Capacities • Lubricant Specifications • Accessories • Service Information and Specifications • Maintenance Information and Specifications Page Count Page Count: Estimated 300-400 pages (typical for factory owner's manuals of this era) Manual Type Manual Type: Owner's Manual Language Language: English Format Format: Digital PDF 📖 Manual Coverage Systems Covered Systems Covered: • Powertrain (Engine, Transmission) • Chassis (Suspension, Steering, Brakes) • Electrical System (Lighting, Fuses, Batteries) • Body and Interior (Locks, Seats, Climate Control) • Infotainment and Communication • Safety and Restraint Systems (Airbags, Seatbelts) • Instrument Cluster and Warning Lights • Wheels and Tires • Fuel System • Cooling System • Lubrication System Interior Systems: • Climate Control (HVAC operation, fan speeds, temperature settings, air distribution) • Power Seats (adjustment, memory functions) • Power Windows and Locks • Convertible Top Operation (manual and automatic sequences) • Mirrors (adjustment, auto-dimming) • Interior Lighting • Seatbelt and Airbag Systems Procedures Included Procedures Included: • Setting radio presets • Operating the COMAND system • Adjusting steering wheel position • Using the windshield wipers and washers • Understanding the multi-function steering wheel controls • Proper fueling procedures (fuel door release, cap operation) • Checking and topping off windshield washer fluid Technical Depth Technical Depth: Covers operational aspects, basic maintenance, and general owner information. Does not delve into complex diagnostic procedures or full repair instructions typical of a Service Manual. User Guidance: Provides clear, concise instructions for everyday use, understanding vehicle functions, and basic care. Ideal for the vehicle owner to maximize their experience and ensure proper operation and longevity. 📊 Manual Specifications File Format File Format: PDF Searchable Text: Yes (typically, if OCR was applied during digital conversion) Device Compatibility: Any device with a PDF reader (PC, Mac, Tablet, Smartphone) Print Quality Print Quality: Digital high-resolution (suitable for printing if desired) Binding Type Binding Type: N/A (Digital Product) Paper Type Paper Type: N/A (Digital Product) ⚙️ Engine Specifications Primary Engine Engine Code: M112.945 Engine Type: SOHC V6 Displacement: 3.2 Liters (3199 cc) Performance Horsepower: 215 hp @ 5700 rpm Torque: 229 lb-ft @ 3000-4500 rpm Fuel System Fuel System: Electronic Fuel Injection (EFI) Recommended Fuel: Premium Unleaded Gasoline (91 octane or higher recommended) Engine Compartment Engine Oil Type: Synthetic SAE 0W-40 or 5W-40 (refer to manual for exact MB approval) Engine Oil Capacity: 8.5 US quarts (8.0 Liters) with filter change Coolant Capacity: Approximately 9.5 US quarts (9.0 Liters) Air Filter Part Number: Typical part numbers include A2030940104, 2030940104, or equivalent aftermarket. Cooling System Type: Pressurized, liquid-cooled 🔧 Transmission Standard Transmission Type: 5-Speed Automatic (722.6) Transmission Features: TouchShift (manual selection of gears), Comfort/Sport modes Optional Optional Transmission: None for CLK320 Cabriolet in this year Specifications Transmission Fluid Type: MB 236.10 or 236.12 Automatic Transmission Fluid (ATF) Transmission Fluid Capacity: Approximately 7.5 US quarts (7.0 Liters) for a drain and fill 📐 Dimensions Exterior Length: 178.0 inches (4521 mm) Width: 68.5 inches (1739 mm) Height: 54.1 inches (1374 mm) Wheelbase: 105.9 inches (2690 mm) Weights Curb Weight: Approximately 3700-3800 lbs (1678-1724 kg) Cargo Trunk Volume: Approximately 11.1 cu ft (314 liters) with top up Wheels Tires Standard Tire Size: 205/55 R16 Optional Tire Size: 225/45 R17 (front) / 245/40 R17 (rear) on sportier models Wheel Bolt Pattern: 5x112 Center Bore: 66.6 mm 🛡️ Safety Features Ratings NHTSA Front Impact: 5 Stars (for CLK Coupe, Cabriolet likely similar) IIHS Side Impact: Good (for CLK Coupe, Cabriolet...
The 2004 Mercedes-Benz CLK320 Cabriolet was positioned as a premium, sporty, and stylish convertible coupe, offering a blend of performance, luxury, and open-air driving experience within the Mercedes-Benz lineup. It competed with other luxury convertibles and coupes from brands like BMW (3 Series Convertible), Audi (A4 Cabriolet), and Lexus (IS Convertible).
Competitive Analysis
Competitive Analysis:
The CLK-Class (W209) shared its platform with the C-Class but offered a more distinctive coupe/convertible styling. The CLK320 specifically offered a potent V6 engine that balanced performance with everyday usability, making it a strong contender in its segment for buyers seeking a refined and comfortable driving experience with the top down.
Key Features
Key Features:
• Retractable hardtop convertible (CLK Cabriolet)
• Smooth and powerful V6 engine
• Mercedes-Benz build quality and luxury interior
• Advanced safety features for the era
• Sophisticated styling
• Comfortable ride quality
📋 Manual Details
Coverage Areas
Coverage Areas:
• Introduction
• Instrument Cluster
• Entertainment Systems
• Climate Controls
• Lights
• Driver Controls
• Locks and Security
• Seating and Safety Restraints
• Driving
• Customer Assistance
• Reporting Safety Defects (U.S. only)
• Cleaning
• Maintenance and Specifications
• Engine Compartment
• Engine Oil
• Battery
• Fuel Information
• Air Filter(s)
• Part Numbers
• Refill Capacities
• Lubricant Specifications
• Accessories
• Service Information and Specifications
• Maintenance Information and Specifications
Page Count
Page Count:
Estimated 300-400 pages (typical for factory owner's manuals of this era)
Manual Type
Manual Type:
Owner's Manual
Language
Language:
English
Format
Format:
Digital PDF
📖 Manual Coverage
Systems Covered
Systems Covered:
• Powertrain (Engine, Transmission)
• Chassis (Suspension, Steering, Brakes)
• Electrical System (Lighting, Fuses, Batteries)
• Body and Interior (Locks, Seats, Climate Control)
• Infotainment and Communication
• Safety and Restraint Systems (Airbags, Seatbelts)
• Instrument Cluster and Warning Lights
• Wheels and Tires
• Fuel System
• Cooling System
• Lubrication System
Interior Systems:
• Climate Control (HVAC operation, fan speeds, temperature settings, air distribution)
• Power Seats (adjustment, memory functions)
• Power Windows and Locks
• Convertible Top Operation (manual and automatic sequences)
• Mirrors (adjustment, auto-dimming)
• Interior Lighting
• Seatbelt and Airbag Systems
Procedures Included
Procedures Included:
• Setting radio presets
• Operating the COMAND system
• Adjusting steering wheel position
• Using the windshield wipers and washers
• Understanding the multi-function steering wheel controls
• Proper fueling procedures (fuel door release, cap operation)
• Checking and topping off windshield washer fluid
Technical Depth
Technical Depth:
Covers operational aspects, basic maintenance, and general owner information. Does not delve into complex diagnostic procedures or full repair instructions typical of a Service Manual.
User Guidance:
Provides clear, concise instructions for everyday use, understanding vehicle functions, and basic care. Ideal for the vehicle owner to maximize their experience and ensure proper operation and longevity.
📊 Manual Specifications
File Format
File Format:
PDF
Searchable Text:
Yes (typically, if OCR was applied during digital conversion)
Device Compatibility:
Any device with a PDF reader (PC, Mac, Tablet, Smartphone)
Print Quality
Print Quality:
Digital high-resolution (suitable for printing if desired)
Binding Type
Binding Type:
N/A (Digital Product)
Paper Type
Paper Type:
N/A (Digital Product)
⚙️ Engine Specifications
Primary Engine
Engine Code:
M112.945
Engine Type:
SOHC V6
Displacement:
3.2 Liters (3199 cc)
Performance
Horsepower:
215 hp @ 5700 rpm
Torque:
229 lb-ft @ 3000-4500 rpm
Fuel System
Fuel System:
Electronic Fuel Injection (EFI)
Recommended Fuel:
Premium Unleaded Gasoline (91 octane or higher recommended)
Engine Compartment
Engine Oil Type:
Synthetic SAE 0W-40 or 5W-40 (refer to manual for exact MB approval)
Engine Oil Capacity:
8.5 US quarts (8.0 Liters) with filter change
Coolant Capacity:
Approximately 9.5 US quarts (9.0 Liters)
Air Filter Part Number:
Typical part numbers include A2030940104, 2030940104, or equivalent aftermarket.
Cooling System Type:
Pressurized, liquid-cooled
🔧 Transmission
Standard
Transmission Type:
5-Speed Automatic (722.6)
Transmission Features:
TouchShift (manual selection of gears), Comfort/Sport modes
Optional
Optional Transmission:
None for CLK320 Cabriolet in this year
Specifications
Transmission Fluid Type:
MB 236.10 or 236.12 Automatic Transmission Fluid (ATF)
Transmission Fluid Capacity:
Approximately 7.5 US quarts (7.0 Liters) for a drain and fill
📐 Dimensions
Exterior
Length:
178.0 inches (4521 mm)
Width:
68.5 inches (1739 mm)
Height:
54.1 inches (1374 mm)
Wheelbase:
105.9 inches (2690 mm)
Weights
Curb Weight:
Approximately 3700-3800 lbs (1678-1724 kg)
Cargo
Trunk Volume:
Approximately 11.1 cu ft (314 liters) with top up
Wheels Tires
Standard Tire Size:
205/55 R16
Optional Tire Size:
225/45 R17 (front) / 245/40 R17 (rear) on sportier models
Wheel Bolt Pattern:
5x112
Center Bore:
66.6 mm
🛡️ Safety Features
Ratings
NHTSA Front Impact:
5 Stars (for CLK Coupe, Cabriolet likely similar)
IIHS Side Impact:
Good (for CLK Coupe, Cabriolet likely similar)
Active Features
Active Features:
• Anti-lock Braking System (ABS)
• Electronic Stability Program (ESP)
• Traction Control System (TCS)
• Brake Assist (BAS)
Passive Features
Passive Features:
• Driver and front passenger airbags
• Side airbags (front)
• Head airbags (front)
• Seatbelt pretensioners
• Roll-over protection system (automatic pop-up roll bars)
💡 Technology Features
Infotainment
Infotainment System:
COMAND (Cockpit Management and Navigation EXpert) system, often with CD player, radio, and optional navigation. Features may include steering wheel audio controls.
Audio System:
Bose premium sound system was a common option.
Driver Assistance
Driver Assistance Features:
• Cruise Control
• Rain-sensing wipers (optional)
• Automatic climate control
Connectivity
Connectivity Features:
Pre-wiring for phone integration may be present, often with older analog or early digital phone systems. Limited connectivity by modern standards.
🔧 Maintenance
Service Intervals
Service Interval Oil Change:
Typically every 10,000 miles (16,000 km) or 12 months, whichever comes first, using synthetic oil. The vehicle's FSS (Flexible Service System) will indicate when service is due.
Service Interval Major Maintenance:
Refer to the manual's 'Maintenance Service' schedule. Common items include spark plug replacement (around 100,000 miles), transmission fluid and filter service (around 60,000-80,000 miles), and coolant replacement.
Fluid Specifications
Engine Oil Specification:
MB 229.5 or MB 229.3 (0W-40 or 5W-40 synthetic)
Brake Fluid Specification:
DOT 4 Plus (or MB 331.0)
Power Steering Fluid:
Pentosin CHF 11S or MB specific hydraulic fluid
Known Issues
Known Issues:
• Window regulator failures
• Ignition coil failures
• Mass Air Flow (MAF) sensor issues
• Oil leaks from valve cover gaskets or camshaft seals
• Transmission conductor plate issues (on 722.6 transmissions)
• Power seat module failures
• Sagging headliner (especially in hot climates)
Maintenance Schedule
Maintenance Schedule Details:
The manual outlines Mercedes-Benz's Flexible Service System (FSS), which displays service requirements based on driving conditions. It details required checks and replacements at specific mileage intervals or time periods for A-Service and B-Service items.
📚 Vehicle History
Brand Heritage
Brand Heritage:
Mercedes-Benz has a long-standing reputation for engineering excellence, luxury, safety, and performance dating back to the late 19th century. The brand is synonymous with innovation and quality in the automotive industry.
Model Evolution
Model Evolution:
The W209 CLK-Class succeeded the W208 and was produced from 2002 to 2010. It was based on the W203 C-Class platform. The CLK320 model featured the M112 V6 engine, offering a balance of performance and refinement. The Cabriolet variant provided the appeal of open-top motoring.
Production
Production Years W209:
2002-2010
Manufacturing Location:
Germany (primarily Sindelfingen)
🏆 Awards & Recognition
Recognitions
Recognitions:
While specific awards for the 2004 CLK320 Cabriolet are not prominently documented, the CLK-Class generally received positive reviews for its styling, luxury, and performance within its segment.