ME 9.7 Engine Control Unit (ECU) with integrated sensors and diagnostics.
Fuel System
Fuel Type:
Premium Unleaded Gasoline (91 octane or higher recommended).
Injection System:
Sequential Multi-Point Fuel Injection (SFI).
Emission Control:
Catalytic converters, Oxygen (O2) sensors, secondary air injection (on some variants).
🔧 Transmission
Standard
Transmission Type:
6-speed Manual Transmission (RWD models only, less common).
Optional
Transmission Type:
7-speed Automatic Transmission (7G-TRONIC) with Touchshift.
Features
Drive Modes:
Comfort (C) and Sport (S) modes available on 7G-TRONIC for adjusted shift points and throttle response.
Drivetrain:
Rear-Wheel Drive (RWD) or 4MATIC All-Wheel Drive (AWD).
📐 Dimensions
Exterior
Wheelbase:
Approximately 108.7 inches (2760 mm).
Length:
Approximately 180.2 - 181.4 inches (4578 - 4608 mm), depending on model variant.
Width:
Approximately 70.7 inches (1796 mm).
Height:
Approximately 56.3 inches (1430 mm).
Weights
Curb Weight:
Ranges from approximately 3400 lbs (1542 kg) for RWD models to over 3700 lbs (1678 kg) for 4MATIC variants.
🛡️ Safety Features
Ratings
NHTSA Front Crash:
5 Stars (for models tested).
IIHS Top Safety Pick:
Yes (for models tested).
Active Features
ABS:
Anti-lock Braking System (ABS) with Electronic Brake-force Distribution (EBD).
Esp:
Electronic Stability Program (ESP) with Traction Control System (TCS).
Passive Features
Airbags:
Frontal airbags (driver and passenger), side airbags, window airbags, front-seat active head restraints.
Seat Belts:
3-point inertia-reel seat belts with belt tensioners and force limiters for all seating positions.
💡 Technology Features
Infotainment
Comand System:
Optional COMAND (Cockpit Management and Navigation) system likely available, featuring CD/DVD player, radio, navigation, and potentially Bluetooth connectivity. Manual covers its basic operation.
Driver Assistance
Parking Sensors:
PARKTRONIC parking assist system likely available, providing audible and visual cues for parking. Manual details its usage.
Cruise Control:
Standard cruise control functionality.
Connectivity
Bluetooth:
Optional Bluetooth interface for hands-free calling, integrated into the COMAND or audio system. Manual will cover pairing procedure.
Displays
Instrument Cluster:
Multi-function display in the instrument cluster showing vehicle information, trip computer data, and warning messages.
🔧 Maintenance
Service Intervals
Oil Change:
Typically every 10,000 miles or 12 months, whichever comes first, based on 'Flexible Service System' (ASSYST PLUS) monitoring. Specific interval can vary based on driving conditions.
Major Service:
Around 40,000-50,000 miles, often including spark plug replacement (depending on engine), brake fluid flush, and cabin air filter replacement. Detailed in the manual's maintenance schedule.
Fluid Specifications
Engine Oil:
API SN/SM/SL or ACEA A3/B4 certified synthetic oil, viscosity grade typically 0W-40 or 5W-40 as per Mercedes-Benz specification 229.5.
Coolant:
Mercedes-Benz approved Antifreeze/Coolant (e.g., G05 or similar formulation), mixed 50/50 with distilled water. Specification MB-Approval 325.0.
Transmission Fluid Auto:
MB-Approval 236.10 or 236.14 specification (e.g., Mobil ATF 134, Fuchs Titan ATF 4134). Critical to use correct fluid to prevent transmission damage.
Brake Fluid:
DOT 4 Plus (SAE J1704) specification. Replace every 2 years.
Known Issues
M272 Engine Balance Shaft:
Early M272 engines (prior to mid-2007 production) had issues with the balance shaft sprocket. While 2008 models are generally less affected, it's a known point of vigilance for this engine family. Manual covers general engine operation and care.
Oil Leaks:
Potential for oil leaks from valve cover gaskets or oil cooler seals over time. Manual covers checking oil levels.
Electronics:
Occasional issues with COMAND infotainment system or electronic modules. Manual provides basic operation guidance.
📚 Vehicle History
Brand Heritage
Legacy:
Mercedes-Benz, founded in 1926, has a long-standing reputation for luxury, engineering, and safety in the automotive industry.
Model Evolution
W204 Generation:
The 2008 C-Class represents the second generation of the W204 platform, succeeding the W203. It marked a significant design and technological update.
Production
Manufacturing Locations:
Primary production sites included Bremen, Germany, and East London, South Africa.
🏆 Awards & Recognition
Recognitions
IIHS Awards:
The 2008 C-Class was recognized by the Insurance Institute for Highway Safety (IIHS) as a 'Top Safety Pick', indicating strong performance in crash tests.
Consumer Reports:
While specific ratings vary, Mercedes-Benz vehicles typically rank well for luxury and performance, though reliability can be a point of comparison with some competitors.
Certifications
Safety Standards:
Designed to meet and exceed all relevant Federal Motor Vehicle Safety Standards (FMVSS) in North America.