The Mazda 3, produced from 2003 to 2009 and featuring the BK chassis code, represents Mazda's commitment to driver engagement and stylish design within the compact car segment. Known for its sporty driving dynamics, embodying Mazda's 'Jinba Ittai' philosophy, this vehicle offers responsive handling and a premium interior for its class, making it a compelling alternative to competitors like the Honda Civic and Toyota Corolla. The 2007 model year brought a facelift, enhancing its already attractive exterior and interior features. Available with either a 2.3-liter MZR engine or a turbocharged engine in the Mazdaspeed3 variant, the Mazda 3 offers a range of performance options, complemented by either a 5-speed manual or automatic transmission. Its robust safety features, including high ratings in crash tests, further solidify its reputation for quality and reliability. This comprehensive factory service manual provides detailed information for the maintenance and repair of your 2007 Mazda 3. It covers all essential systems, including the powertrain, transmission, chassis, and electrical components, offering in-depth guidance on everything from routine scheduled maintenance, such as oil changes and filter replacements, to complex repair procedures like engine and transmission overhauls. The manual also includes critical diagnostic information, troubleshooting guides, and specifications for specialized tools. By utilizing the procedures and technical data presented within this manual, owners and technicians can effectively maintain, diagnose, and repair the vehicle, ensuring its optimal performance and longevity. 🏷️ Basic Information Identification Make: Mazda Model: Mazda 3 Year: 2007 Generation Generation Identifier: 1st Generation Codes Chassis Codes: BK 👋 Introduction Market Position Segment: Compact car segment, known for sporty driving dynamics and premium interior for its class. Competitive Analysis Competitors: Honda Civic, Toyota Corolla, Volkswagen Golf, Ford Focus, Subaru Impreza. Key Features Driving Dynamics: Mazda's 'Jinba Ittai' (horse and rider as one) philosophy, emphasizing responsive handling and driver engagement. Design: Stylish exterior and well-appointed interior, often praised for its quality and ergonomic layout. 📋 Manual Details Coverage Areas Coverage: Maintenance and repair procedures Page Count Pages: Estimated 2000-3000 pages (typical for comprehensive factory service manuals) Manual Type Type: Factory Service Manual (FSM) / Workshop Manual Language Language: English Format Format: Digital (PDF, likely searchable) 📖 Manual Coverage Systems Covered Powertrain: Engine mechanicals, fuel system, ignition system, exhaust system, cooling system, lubrication system Transmission: Manual transmission, automatic transmission (including operation, diagnosis, repair) Chassis: Suspension system (front and rear), steering system, brake system (front and rear discs, ABS) Electrical: Wiring diagrams, charging system, starting system, lighting system, instrument cluster, power accessories, Body Control Module (BCM) functions, HVAC controls Body: Body and trim, exterior panels, interior components, doors, windows, seats, climate control system Procedures Included Maintenance: Scheduled maintenance, fluid checks and changes, filter replacements, lubrication points Diagnostics: Troubleshooting guides, symptom-based diagnostics, diagnostic trouble codes (DTCs) interpretation Repair: Engine overhaul, transmission overhaul, brake component replacement, suspension component replacement, electrical component repair, body panel repair Special Tools: Identification and usage of specialized tools required for specific procedures Technical Depth Depth: Comprehensive: Covers everything from basic fluid checks to complete engine and transmission rebuilds, including detailed diagnostic flowcharts and torque specifications. 📊 Manual Specifications File Format Digital Format: PDF (Portable Document Format), likely with text-searchable capabilities. Print Quality Quality: High-resolution scans of original manufacturer documentation, ensuring clarity of diagrams and text. Binding Type Binding: N/A (Digital Format) Paper Type Paper Quality: N/A (Digital Format) ⚙️ Engine Specifications Primary Engine Engine Code: MZR L-series (e.g., L3-VE) Displacement: 2.3 Liters (2261 cc) Configuration: Inline 4-cylinder, DOHC, 16 valves Performance Horsepower Hp: Approximately 156 hp @ 6500 rpm (standard models) Torque Lb Ft: Approximately 150 lb-ft @ 4500 rpm (standard models) Engine Code Sport: MZR DISI Turbo (LF-VD) for Mazdaspeed3 Horsepower Hp Sport: Approximately 263 hp @ 5500 rpm (Mazdaspeed3) Torque Lb Ft Sport: Approximately 280 lb-ft @ 3000 rpm (Mazdaspeed3) Fuel System Injection: Electronic Fuel Injection (EFI), Sequential Multi-Point Fuel Injection (MPI) Fuel Type: Unleaded gasoline, 87 octane (91 octane recommended for optimal performance, especially for Mazdaspeed3) 🔧 Transmission Standard Type: 5-speed manual transmission Optional Type: 5-speed automatic transmission (Activematic) with Steptronic functionality Features Gear Ratios: Specific gear ratios for both manual and automatic transmissions will be detailed in the manual. Transmission Fluid: Specific Mazda-approved ATF for automatic transmissions (e.g., ATF-J2 or equivalent) and GL-4 gear oil for manual transmissions. 📐 Dimensions Exterior Length: Approximately 175.7 inches (4463 mm) for sedan, 169.1 inches (4295 mm) for hatchback. Width: Approximately 69.1 inches (1755 mm) Height: Approximately 57.7 inches (1465 mm) for sedan, 56.7 inches (1440 mm) for hatchback. Wheelbase: Approximately 104.0 inches (2640 mm) Interior Passenger Volume: Approximately 96.4 cubic feet (2730 liters) Cargo Trunk Volume: Approximately 11.8 cubic feet (334 liters) for sedan, 15.5 cubic feet (439 liters) for hatchback (seats up). Weights Curb Weight: Varies by trim and body style, typically ranging from 2900 to 3200 lbs (1315 to 1451 kg). Wheel Bolt Pattern: 5x114.3 mm...