🏷️ Basic Information Identification Make: Mercedes-Benz Model: SLK-Class Chassis Code: R172 Model Year: 2015 Codes Production Code: R172 👋 Introduction Market Position Segment: Compact premium roadster Target Audience: Enthusiasts and owners seeking to perform their own maintenance and repairs Competitive Analysis Key Competitors 2015: BMW Z4, Audi TT Roadster, Porsche Boxster Key Features Of Vehicle Convertible Roof: Vario-Roof (retractable hardtop) with panoramic glass panel Driving Dynamics: Agile handling, sporty suspension, rear-wheel drive Key Features Of Manual Benefit To Owner: Significant cost savings on maintenance and repairs, empowerment for DIY tasks Ease Of Use: Easy-to-follow step-by-step instructions and clear pictures 📋 Manual Details Coverage Areas Coverage Scope: Complete Workshop Service and Repair Model Variants Covered: All engine variants, transmission types, trim levels, and body styles Page Count Estimated Page Count: Comprehensive (exact number not specified, but implies full coverage A-Z) Manual Type Type: Workshop Service and Repair Manual Language Language: English Format Format: Digital Download (PDF) 📖 Manual Coverage Systems Covered Engine Mechanical: Full rebuild, component inspection, timing, cooling system, lubrication system, fuel system Engine Electrical: Ignition system, starting system, charging system, ECU diagnostics, sensor data Transmission: Automatic transmission (7G-TRONIC PLUS likely), manual transmission (if applicable), clutch, differential Brakes: Hydraulic system, ABS, ESP, brake pads, rotors, calipers, parking brake Suspension: Front and rear suspension components, struts, shocks, springs, control arms, anti-roll bars Steering: Power steering system, steering rack, tie rods, steering column Electrical And Electronics: Lighting system, power windows, mirrors, seats, wipers, horn, central locking, fuse box diagrams, relay locations Body And Chassis: Body panels, doors, hood, trunk, convertible roof mechanism (Vario-Roof), frame, underbody HVAC: Air conditioning system, heating, ventilation, climate control unit Infotainment And Navigation: Audio system, COMAND NTG 4.5/4.7, GPS navigation, display unit troubleshooting Procedures Included Maintenance: Oil changes, filter replacements, fluid checks and top-ups, spark plug replacement, brake fluid flush Troubleshooting: Diagnostic procedures, fault code interpretation, symptom-based troubleshooting guides Repair: Component removal and installation, system diagnostics and repair, electrical component repair Overhaul: Engine overhaul, transmission rebuilds, differential rebuilds Adjustment: Wheel alignment, headlight aiming, parking brake adjustment Technical Data: Torque specifications, diagnostic trouble codes (DTCs), wiring diagrams, schematics, fluid capacities, wear limits Technical Depth Depth: Comprehensive (from basic maintenance to complex diagnostics and full rebuilds) Level Of Detail: Step-by-step instructions with accompanying pictures and diagrams 📊 Manual Specifications File Format Format: PDF Searchable: Yes (typical for quality PDFs) Print Quality Printability: High-quality, printable pages Binding Type Binding: N/A (Digital Download) Paper Type Paper Quality: N/A (Digital Download) Software Requirements Required Software: Adobe Reader (free download) Device Compatibility Compatibility: All PC & MAC Computers, tablets, smartphones ⚙️ Engine Specifications Primary Engine Slk200 Engine: M274 DE20 Red., 2.0L Inline-4 Turbocharged (Gasoline Direct Injection) Slk250 Engine: M274 DE20 Red., 2.0L Inline-4 Turbocharged (Gasoline Direct Injection) Slk350 Engine: M276 DE35, 3.5L V6 Naturally Aspirated (Gasoline Direct Injection) Amg Slk55 Engine: M152 DE55, 5.5L V8 Naturally Aspirated (Gasoline Direct Injection) Performance Slk200 Horsepower: Approx. 184 hp @ 5500 rpm Slk200 Torque: Approx. 200 lb-ft @ 1300-4000 rpm Slk350 Horsepower: Approx. 306 hp @ 6500 rpm Slk350 Torque: Approx. 273 lb-ft @ 3500-5250 rpm Amg Slk55 Horsepower: Approx. 422 hp @ 6800 rpm Amg Slk55 Torque: Approx. 398 lb-ft @ 4500 rpm Fuel System Fuel Type: Premium Unleaded Gasoline (Octane Rating 91 or higher recommended) Injection System: Direct Injection (BOSCH HPI) 🔧 Transmission Standard Slk200 Transmission: 7G-TRONIC PLUS 7-speed automatic Optional Slk250 Transmission: 9G-TRONIC 9-speed automatic (depending on market and specific build) Slk350 Transmission: 7G-TRONIC PLUS 7-speed automatic Amg Slk55 Transmission: AMG SPEEDSHIFT PLUS 7G-TRONIC 7-speed automatic Features Automatic Modes: Comfort (C), Sport (S), Manual (M) modes 📐 Dimensions Exterior Length: Approx. 4134 mm (162.8 in) Width: Approx. 1817 mm (71.5 in) Height: Approx. 1301 mm (51.2 in) Wheelbase: Approx. 2430 mm (95.7 in) Cargo Trunk Volume Roof Up: Approx. 335 liters (11.8 cu ft) Trunk Volume Roof Down: Approx. 225 liters (7.9 cu ft) Weights Curb Weight Slk200: Approx. 1450 kg (3197 lbs) Curb Weight Slk350: Approx. 1540 kg (3395 lbs) Curb Weight Amg Slk55: Approx. 1595 kg (3516 lbs) 🛡️ Safety Features Ratings NHTSA Rating: Likely received 4 or 5 star overall safety rating (specific year data may vary) Active Features Stability Control: ESP (Electronic Stability Program) standard Braking Assist: ABS (Anti-lock Braking System), BAS (Brake Assist) Driver Assistance: ATTENTION ASSIST (drowsiness detection), optional: DISTRONIC PLUS, Active Parking Assist, Lane Keeping Assist, Blind Spot Assist Passive Features Airbags: Front airbags, side airbags, knee airbags, rollover protection system (integrated with headrests) Seatbelts: Pre-tensioning seatbelts, belt force limiters 💡 Technology Features Infotainment Primary Infotainment System: COMAND (Cockpit Management and Navigation) system, typically NTG 4.5 or 4.7 Display: Center console mounted color display Audio Options: AM/FM radio, CD player, USB interface, Bluetooth connectivity, Harman Kardon surround sound system (optional) Driver Assistance Standard Driver Aids: ABS, ESP, ATTENTION ASSIST, cruise control Optional Driver Aids: Adaptive Cruise Control...