Balanced blend of comfort, performance, and luxury characteristic of Mercedes-Benz.
Facelift Impact:
The 2006 model year reflects the mid-cycle facelift (introduced late 2004) which brought updated styling (front/rear bumpers, headlights, grille), interior refinements, and powertrain enhancements.
📋 Manual Details
Coverage Areas
Covered Models:
• C230
• C280
• C350
• C32 AMG
• C55 AMG
Page Count
Estimated Pages:
300-400
Manual Type
Type:
Owner's Manual
Language
Language:
English
Format
Format:
PDF
📖 Manual Coverage
Systems Covered
Engine:
Overview of engine management systems, fluid checks, basic troubleshooting.
Transmission:
Operation of automatic transmission, gear selection, basic care instructions.
Brakes:
Operation of Anti-lock Braking System (ABS), Electronic Stability Program (ESP), brake fluid checks.
Electrical:
Instrument cluster, lighting systems, power windows, mirrors, infotainment system basics, fuse box locations.
Climate Control:
Operation of automatic climate control (THERMATIC/THERMOTRONIC), air conditioning, heating, ventilation.
Safety Systems:
Seat belt operation, airbag system (SRS), ISOFIX child seat anchors, supplemental restraint system (SRS) indicators.
Infotainment:
Operation of COMAND APS (if equipped), audio system, radio operation, basic phone integration (if applicable).
Driver Assistance:
Operation and indicators for cruise control, speed limiter.
Front, side, and window airbags standard. Optional rear side airbags.
Seat Belts:
Three-point inertia-reel seat belts with belt force limiters and pretensioners.
Child Seat Anchors:
ISOFIX anchors in rear seats.
💡 Technology Features
Infotainment
Comand Aps:
Optional high-end infotainment system featuring navigation, CD/DVD player, radio, and auxiliary input. Later models offered updated COMAND systems.
Audio System:
Standard stereo with CD player, AM/FM tuner, and multiple speakers. Upgraded Harman Kardon system available.
Driver Assistance
Cruise Control:
Standard adaptive cruise control (optional on some models) allowing driver to set speed and maintain distance.
Parking Assist:
Optional front and rear Parktronic parking sensors.
Connectivity
Bluetooth:
Optional factory-installed Bluetooth hands-free system or cradle.
Voice Recognition:
Optional voice control system (Linguatronic) for audio and navigation.
🔧 Maintenance
Service Intervals
Oil Change Interval:
Variable (based on 'Active Service System' - typically 15,000 km / 12 months, but can vary based on driving conditions).
Major Service Interval:
Around 60,000 km or as indicated by the service indicator system.
Fluid Specifications
Engine Oil:
MB 229.5 (e.g., Mobil 1 0W-40, Castrol Edge 0W-40).
Engine Oil Capacity Liters:
6.5-8.5 (depending on engine)
Coolant:
MB 325.0 / 326.0 (Blue or Green Antifreeze, e.g., Pentofrost KF/RL).
Brake Fluid:
DOT 4 Plus (MB Spec 331.0)
Power Steering Fluid:
MB 236.3 (e.g., Pentosin CHF 11S)
Known Issues
M272 Balance Shaft Wear:
Certain M272 engines (primarily earlier production, though some 2006 models can be affected) experienced premature wear of the balance shaft gear due to a material defect, leading to misfires and check engine lights. Requires engine disassembly for repair.
Sam Module Failures:
Front Signal Acquisition Module (SAM) can be prone to water ingress, causing electrical issues with lights, wipers, and other systems.
Evaporator Leaks:
The AC evaporator can develop leaks, leading to loss of refrigerant and poor cooling performance.
Oil Cooler Seals:
Leaking oil cooler seals can result in oil contamination in the coolant, requiring replacement of seals and flushing of the cooling system.
Sunroof Drain Blockage:
Clogged sunroof drains can cause water to leak into the cabin, potentially damaging electronics or causing mold issues.
📚 Vehicle History
Brand Heritage
Manufacturer History:
Mercedes-Benz, a German automotive manufacturer founded in 1926, renowned for luxury vehicles, buses, coaches, and trucks.
Model Evolution
W203 Generation:
The W203 C-Class was produced from 2000 to 2007. The 2006 model year falls within the facelifted generation (introduced for the 2005 model year).
Facelift Changes:
The facelift brought updated exterior styling, a redesigned interior dashboard, improved infotainment (COMAND 2.5/3.0), and new powertrain options like the M272 V6 engines and the 7G-TRONIC transmission.
Production
Production Locations:
• Sindelfingen, Germany
• Bremen, Germany
• East London, South Africa
🏆 Awards & Recognition
Recognitions
IIHS Top Safety Pick:
The W203 C-Class generally received good safety ratings, contributing to its reputation for safety.
Consumer Reports Reliability:
Reliability ratings for the W203 generation were often mixed, with some years performing better than others. Specific model year reliability can vary. The manual helps owners address common issues.
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