🏷️ Basic Information Identification Make: Mercedes-Benz Model: SLK-Class Model Variant: SLK280 Sport Year: 2006 Codes Chassis Code: R171 👋 Introduction Market Position Market Segment: Compact luxury sports convertible roadster Competitive Analysis Key Competitors: BMW Z4, Audi TT Roadster, Porsche Boxster, Nissan 350Z Roadster, Chevrolet Corvette Key Features Vehicle Philosophy: Combines Mercedes-Benz luxury and engineering with a sporty, open-top driving experience, featuring the innovative vario-roof retractable hardtop. 📋 Manual Details Coverage Areas Systems Covered: 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 Estimated Page Count: Approximately 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 Powertrain: Engine operation, fuel, lubrication, cooling, ignition, exhaust Chassis: Suspension, steering, brakes, wheels, tires Electrical: Lighting system, battery, instrument cluster, driver controls, infotainment Body And Interior: Locks, security, seating, safety restraints, climate control, interior features Procedures Included Routine Maintenance: Engine oil changes, fluid checks and refills, filter replacements, tire pressure checks, battery maintenance Operating Procedures: Starting and stopping the engine, operating climate control, using infotainment system, adjusting seats and steering wheel, engaging safety features Troubleshooting: Interpretation of warning lights and messages, basic diagnostics for common issues Technical Depth Technical Depth: Comprehensive owner-level information covering operation, basic maintenance, and safety features. Does not include detailed repair procedures typically found in a service manual. 📊 Manual Specifications File Format File Format: PDF Searchability: Searchable text content Print Quality Print Quality: Digital reproduction of factory manual, intended for on-screen viewing or personal printing. Quality dependent on original source and PDF conversion. Binding Type Binding Type: N/A (Digital Format) Paper Type Paper Type: N/A (Digital Format) ⚙️ Engine Specifications Primary Engine Engine Code: M272.920 Engine Type: 3.5L V6 SOHC Bore X Stroke: 92.9 mm x 88.3 mm Displacement: 3498 cc (3.5 Liters) Performance Horsepower: 268 hp @ 6000 rpm Torque: 258 lb-ft (350 Nm) @ 2400-5000 rpm Fuel System Fuel Delivery: Sequential multi-port fuel injection Recommended Fuel: Premium Unleaded Gasoline (91 octane or higher) Engine Compartment Details Engine Oil Capacity: 8.0 US quarts (7.5 Liters) with filter change Engine Oil Specification: MB 229.5 or MB 229.51 (SAE 0W-40 or 5W-40 recommended) Air Filter Part Number: A2720900001 (example, consult manual for exact) 🔧 Transmission Standard Transmission Type: 6-speed Manual Transmission Optional Transmission Type: 5-speed Automatic Transmission (722.6) with Touchshift Features Automatic Transmission Features: Driver-adaptive programming, manual shifting mode (Touchshift) Fluid Specifications Automatic Transmission Fluid: MB Spec 236.14 (e.g., Pentosin ATF1 or equivalent) 📐 Dimensions Exterior Length: 160.5 inches (4077 mm) Width: 69.5 inches (1766 mm) Height: 51.0 inches (1295 mm) Wheelbase: 94.5 inches (2400 mm) Weights Curb Weight: Approximately 3131 lbs (1420 kg) for manual, 3186 lbs (1445 kg) for automatic Gross Vehicle Weight Rating: Approximately 4156 lbs (1885 kg) 🛡️ Safety Features Ratings NHTSA Front Crash Test Rating: 4 Stars (Driver), 5 Stars (Passenger) for earlier R171 models based on available data IIHS Frontal Offset Score: Good (for vehicles tested) Active Features Brake System: 4-wheel Anti-lock Braking System (ABS) with Brake Assist (BAS), Electronic Stability Program (ESP) Passive Features Airbags: Front dual-stage airbags, side airbags integrated into seats, pop-up roll bar system Seat Belts: 3-point inertia-reel seat belts with pre-tensioners and force limiters, integrated seat belt guides Rollover Protection: Integrated pop-up roll bars behind the headrests activated in a rollover situation 💡 Technology Features Infotainment Audio System: Optional COMAND (Cockpit Management and Navigation) system, standard audio system with AM/FM/CD, optional Harman Kardon surround sound system. Navigation: Available DVD-based navigation system integrated into COMAND unit. Driver Assistance Cruise Control: Standard cruise control system Parking Assistance: Optional front and rear parking sensors (PARKTRONIC) Connectivity Phone Integration: Optional Bluetooth hands-free communication system Comfort Features Climate Control: Automatic climate control (THERMATIC or optional THERMOTRONIC) Roof Operation: Electrically operated vario-roof (retractable hardtop) with one-touch operation, optional panoramic glass roof panel. 🔧 Maintenance Service Intervals Oil Change Interval: Variable, based on 'Service A' or 'Service B' indicators displayed in the instrument cluster (typically around 10,000 miles or 1 year, whichever comes first, depending on driving conditions) Major Service Intervals: Refer to specific Service A/B schedule for items like spark plugs, brake fluid, coolant, transmission fluid replacement (often at 30,000-60,000 mile intervals). Fluid Specifications Coolant Type: Mercedes-Benz approved O.E. coolant (e.g., ZEREX G-48 or equivalent) mixed 50/50 with distilled water Brake Fluid Type: DOT 4 Plus (MB Spec 331.0) Known Issues Common Issues 2006 Slk280: Idling issues due to vacuum leaks or MAF sensor problems, potential for ECU software updates for smoother operation, issues with the vario-roof hydraulic system (though less...