🏷️ Basic Information Identification Make: Mercedes-Benz Model: SLK-Class Chassis Code: R170 Year: 2003 Codes Engine Code Primary: M111.973 Engine Code Optional Usdm: M112.942 (for SLK32 AMG) Transmission Code Primary: 716.645 (5-speed Manual), 722.606 (5-speed Automatic) 👋 Introduction Market Position Market Segment: Compact Luxury Roadster / Sports Car Competitive Analysis Key Competitors: BMW Z3/Z4, Audi TT, Porsche Boxster, Honda S2000 Key Features Body Style: Two-seater convertible with retractable hardtop (Vario-roof) Target Audience: Enthusiasts seeking a premium, stylish, and engaging driving experience 📋 Manual Details Coverage Areas Coverage: Complete Workshop Service Repair Manual Page Count Page Count: Hundreds of pages (exact count not specified, but implied to be comprehensive) Manual Type Manual Type: Factory Service Repair Manual Language Language: English Format Format: Downloadable (PDF implied) 📖 Manual Coverage Systems Covered Engine Mechanical: Detailed overhaul, repair, and troubleshooting for all engine variants Engine Electrical: Ignition system, fuel injection, starting and charging, sensors, ECUs Transmission Manual: Clutch, gearbox, linkages, overhaul procedures Transmission Automatic: Torque converter, valve body, hydraulic controls, solenoids, electronic control module Drivetrain: Rear axle, driveshafts, CV joints Suspension: Front and rear suspension components, struts, springs, control arms, bushings Steering: Power steering system, rack and pinion, steering column, linkages Brakes: Front and rear brake systems (disc), ABS, EBD, brake lines, calipers, pads, rotors Body Structure: Chassis components, body panels, frame repair Body Interior: Trim, seats, dashboard, controls Body Exterior: Doors, hood, trunk, convertible top mechanism, bumpers, lighting HVAC: Air conditioning, heating, ventilation, climate control system Electrical System: Wiring diagrams, lighting, switches, relays, fuses, battery Infotainment Audio: Radio, speakers, navigation system (if equipped) Safety Systems: Airbags, seatbelts, ABS, ESP (Electronic Stability Program) Convertible Top: Hydraulic system, mechanisms, troubleshooting for the vario-roof Procedures Included Routine Maintenance: Oil changes, filter replacements, fluid checks, spark plugs Diagnostic Procedures: Troubleshooting guides, fault code interpretation, component testing Engine Repair: Engine rebuilds, cylinder head service, piston and connecting rod installation Transmission Service: Fluid and filter changes, overhaul procedures for both manual and automatic transmissions Brake Service: Brake pad and rotor replacement, brake bleeding, caliper servicing Suspension Steering Repair: Replacement of struts, shocks, control arms, tie rods, power steering pump Electrical Component Replacement: Alternator, starter, sensors, ECU replacement and programming Body Panel Repair Replacement: Door, fender, bumper replacement, convertible top mechanism repair HVAC System Repair: Refrigerant charging, compressor replacement, blower motor service Technical Depth Depth: Comprehensive, from basic maintenance to complete engine and transmission rebuilds Diagnostic Tools Required: Covers procedures requiring specific Mercedes-Benz diagnostic tools (e.g., STAR Diagnosis) 📊 Manual Specifications File Format File Format: PDF (likely, for download) Print Quality Print Quality: High-resolution, suitable for professional printing Binding Type Binding Type: N/A (downloadable format) Paper Type Paper Type: N/A (downloadable format) ⚙️ Engine Specifications Primary Engine Engine Type Primary: Inline-4 Cylinder, Supercharged Engine Displacement Primary: 2.3 Liters (2295 cc) Engine Code Primary Description: M111 E23 ML (Kompressor) Performance Horsepower Primary: 194 hp @ 5500 rpm Torque Primary: 201 lb-ft (272 Nm) @ 3500 rpm Fuel System Fuel Delivery Primary: Electronic Fuel Injection (EFI) with Supercharger Optional Engine Usdm Engine Type Optional Usdm: V6, Naturally Aspirated Engine Displacement Optional Usdm: 3.2 Liters (3199 cc) Engine Code Optional Usdm Description: M112 E32 Horsepower Optional Usdm: 215 hp @ 5700 rpm (SLK320) Torque Optional Usdm: 229 lb-ft (310 Nm) @ 3000-4250 rpm (SLK320) High Performance Variant Usdm Engine Type High Performance Usdm: V6, Supercharged (AMG) Engine Displacement High Performance Usdm: 3.2 Liters (3199 cc) Engine Code High Performance Usdm: M112 E32 ML (AMG) Horsepower High Performance Usdm: 354 hp @ 6100 rpm (SLK32 AMG) Torque High Performance Usdm: 332 lb-ft (450 Nm) @ 3500 rpm (SLK32 AMG) 🔧 Transmission Standard Transmission Type Standard: 5-Speed Manual (716.645) Optional Transmission Type Optional: 5-Speed Automatic (722.606) with Touchshift Features Automatic Transmission Features: Driver-adaptive shift logic, manual shifting mode (Touchshift) 📐 Dimensions Exterior Length: 157.4 inches (4000 mm) Width: 67.7 inches (1720 mm) Height: 51.5 inches (1308 mm) Wheelbase: 82.7 inches (2100 mm) Weights Curb Weight Approx Slk230: 3098 lbs (1405 kg) Curb Weight Approx Slk320: 3153 lbs (1430 kg) Curb Weight Approx Slk32 Amg: 3274 lbs (1485 kg) 🛡️ Safety Features Ratings NHTSA Front Impact Driver: 4 Stars (2003 Model Year) NHTSA Front Impact Passenger: 4 Stars (2003 Model Year) IIHS Side Impact: Good (for models with side airbags) Active Features Active Safety Features: ABS, Traction Control (ASR), Electronic Stability Program (ESP - standard on most models) Passive Features Passive Safety Features: Driver and Passenger Airbags, Side Airbags (optional/standard depending on trim), Rollover Protection (integrated roll bar) 💡 Technology Features Infotainment Infotainment System: Mercedes-Benz Audio 10, Audio 30, or optional COMAND 2.0 navigation system Audio Features: CD player, AM/FM radio, optional CD changer Driver Assistance Driver Assistance Features: Traction Control (ASR), Electronic Stability Program (ESP) Connectivity Connectivity Options: Pre-wiring for phone (optional) 🔧 Maintenance Service Intervals Engine Oil Oil Change Interval: Every 10,000 miles or 12...