🏷️ Basic Information Identification Make: smart Model: fortwo Generation Code: 451 Year: 2008 Chassis Code: 451 👋 Introduction Market Position Target Audience: Smart fortwo 451 owners, DIY enthusiasts, mechanics, and after-sales staff. Competitive Analysis Value Proposition: Provides the same level of detail as professional workshop manuals, enabling cost savings on repairs and maintenance. Key Features Illustrations: Detailed blown-up illustrations and diagrams for clarity in repair and assembly processes. Parts Information: Includes detailed parts lists, useful for ordering correct replacement components. Accessibility: Instant download, accessible across multiple devices, and printable. 📋 Manual Details Coverage Areas Applicable Models: smart fortwo 451 Pure, Passion, Cabriolet Page Count Pages: 122 Manual Type Type: Technical Service Repair Manual Language Language: English Format Format: PDF (Digital Download) 📖 Manual Coverage Systems Covered Engine System: Detailed information on engine components, fuel system, ignition system, cooling system, lubrication system, and emissions control. Transmission System: Coverage of the automated manual transmission (AMT), including operation, diagnosis, and repair procedures. Chassis System: Includes steering, suspension (front and rear), and braking systems. Electrical System: Covers wiring diagrams, fuse box locations, lighting, starting and charging systems, and various electronic control units (ECUs). Body And Interior: Details on body panels, doors, windows, seats, and interior trim components. Climate Control: Information on the HVAC system, including diagnosis and repair of the air conditioning and heating components. Procedures Included Maintenance: Routine maintenance procedures such as oil changes, filter replacements, fluid checks, and spark plug replacement. Troubleshooting: Guidance for diagnosing common problems with step-by-step troubleshooting charts and symptom-based diagnostics. Repair: Detailed repair instructions for major components and systems, including disassembly, reassembly, and torque specifications. Diagnostics: Instructions on how to use diagnostic tools and interpret fault codes. Note: The product description mentions WIS and DAS are separate for advanced diagnostics, but this manual offers troubleshooting support. Technical Depth Depth: Comprehensive coverage suitable for both DIY owners and professional technicians, offering detailed illustrations and explanations. 📊 Manual Specifications File Format Compatibility: Windows and Mac operating systems. Searchability: Likely searchable PDF text, facilitating quick access to information. Print Quality Printability: All pages are printable, allowing users to print specific sections or the entire manual. Binding Type Binding: Not applicable (digital download). Paper Type Paper Type: Not applicable (digital download). File Size Potential Size: Can be large, up to 5 GB, indicating a comprehensive and high-resolution document. ⚙️ Engine Specifications Primary Engine Engine Type: Inline 3-cylinder, naturally aspirated or turbocharged petrol engines (common for the 451 generation). Displacement: Typically 999cc (1.0L) for this generation. Performance Horsepower Range: Varies by specific engine variant (e.g., 61 hp, 71 hp, 84 hp for turbocharged models). Torque Range: Corresponds to horsepower variants, e.g., 93 Nm to 120 Nm. Fuel System Fuel Delivery: Electronic Fuel Injection (EFI). Cooling System Coolant Type: Specific G48 coolant or equivalent (e.g., ethylene glycol based). Lubrication System Oil Capacity: Typically around 3.7 liters for the 1.0L engine. Oil Specification: Likely SAE 0W-30 or 5W-30, meeting MB-Approval 229.5 or similar specifications. 🔧 Transmission Standard Type: 5-speed Automated Manual Transmission (AMT), known as Softip or Softouch. Optional Optional Transmission: None specified for this model year and generation, AMT was standard. Features Features: Automatic shifting with manual override (tip-tronic style) via gear lever or paddle shifters (if equipped). Fluid Specification Transmission Fluid Type: Specific automatic transmission fluid (ATF) as per manufacturer's recommendation, often a proprietary blend. 📐 Dimensions Exterior Length: Approximately 2695 mm Width: Approximately 1515 mm (excluding mirrors) Height: Approximately 1470 mm Wheelbase: Approximately 1867 mm Weights Curb Weight: Around 730-750 kg depending on trim and options. 🛡️ Safety Features Ratings Euro Ncap Rating: The 451 generation achieved a 4-star Euro NCAP rating. Active Features ABS: Standard Anti-lock Braking System (ABS). Esp: Standard Electronic Stability Program (ESP) with Hill Start Assist. Passive Features Airbags: Driver and passenger airbags, and side airbags (depending on trim). Rollover Protection: Integral safety cage ('Tridion' safety cell). 💡 Technology Features Infotainment Infotainment System: Basic radio/CD player with optional navigation system and Bluetooth connectivity. Driver Assistance Driver Assistance Features: ABS, ESP, Hill Start Assist are standard. Cruise control may be an option. Connectivity Connectivity Options: Optional Bluetooth for hands-free calling and audio streaming. 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 15,000 km or 12 months, whichever comes first. Refer to manual for exact intervals. Major Service: Recommended at higher mileage intervals (e.g., 60,000 km) including spark plugs, brake fluid, and air filter replacement. Fluid Specifications Brake Fluid: DOT 4 or DOT 5.1. Coolant: G48 or equivalent (blue/green color). Known Issues Common Issues: Potential issues can include clutch actuator problems in the AMT, exhaust manifold leaks, and water ingress in older models. Maintenance Tips: Regular checking of fluid levels and prompt attention to any warning lights are crucial for longevity. 📚 Vehicle History Brand Heritage Brand Origin: Smart is a German brand, a division of Daimler AG, known...